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  • Use Math class to calculate

    - by LC
    Write a JAVA program that calculates the surface area of a cylinder, C= 2( p r2) + 2 p r h, where r is the radius and h is the height of the cylinder. Allow the user to enter in a radius and a height. Format the output to three decimal places. Use the constant PI and the method pow() from the Math class. This is what I've done so far but it can not run. Can anyone help me ? import Java.util Scanner; public class Ex5 { public static void main (String[] args) { Scanner input.new Scanner(System.in); double radius,height,area; System.out.print("Please enter the radius of the Cylinder"); radius = input.nextDouble(); System.out.print("Please enter the height of the Cylinder"); height = input.nextDouble(); area = (4*Math.PI*radius)+2*Math.PIMath.POW(radius,2); System.out.println("The surface of the cylinder" + area); } }

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  • Unexpected Blank lines in python output

    - by Martlark
    I have a bit of code that runs through a dictionary and outputs the values from it in a CSV format. Strangely I'm getting a couple of blank lines where all the output of all of the dictionary entries is blank. I've read the code and can't understand has anything except lines with commas can be output. The blank line should have values in it, so extra \n is not the cause. Can anyone advise why I'd be getting blank lines? Other times I run the missing line appears. Missing line: 6415, 6469, -4.60, clerical, 2, ,,,joe,030193027org,joelj,030155640dup Using python 2.6.5 Bit of code: tfile = file(path, 'w') tfile.write('Rec_ID_A, Rec_ID_B, Weight, Assigned, Run, By, On, Comment\n') rec_num_a = 0 while (rec_num_a <= max_rec_num_a): try: value = self.dict['DA'+str(rec_num_a)] except: value = [0,0,0,'rejected'] if (value[3]!='rejected'): weightValue = "%0.2f" % value[2] line = value[0][1:] + ', ' + value[1][1:] + ', ' + weightValue \ + ', ' + str(value[3]) + ', ' + str(value[4]) if (len(value)>5): line = line + ', ' + value[5] + ',' + value[6] + ',' + value[7] (a_pkey, b_pkey) = self.derive_pkeys(value) line = line + a_pkey + b_pkey tfile.write( line + '\n') rec_num_a +=1 Sample output 6388, 2187, 76.50, clerical, 1, ,,,cameron,030187639org,cameron,030187639org 6398, 2103, 70.79, clerical, 1, ,,,caleb,030189225org,caldb,030189225dup 6402, 2205, 1.64, clerical, 2, ,,,jenna,030190334org,cameron,020305169dup 6409, 7892, 79.09, clerical, 1, ,,,liam,030191863org,liam,030191863org 6416, 11519, 79.09, clerical, 1, ,,,thomas,030193156org,thomas,030193156org 6417, 8854, 6.10, clerical, 2, ,,,ruby,030193713org,mia,020160397org 6421, 2864, -0.84, clerical, 2, ,,,kristin,030194394org,connou,020023478dup 6423, 413, 75.63, clerical, 1, ,,,adrian,030194795org,adriah,030194795dup

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  • Jquery .html() function returns html out of nested order

    - by forcripesake
    I have a method which returns a persisted html template from a database. The template is of the format: <div id="item_collection"> <div id="item_x"> <p id="item_x_headline"><h2>Some Headline</h2></p> <p id="item_x_excerpt>Some text here</p> </div> <div id="item_x+1"> <p id="item_x+1_headline"><h1>Some Headline</h1></p> <p id="item_x+1_excerpt>Some text here</p> </div> ...and so on. </div> However after I run the following: alert(data); //check that the template is in order. It Is. $('#template_area').html(data); the Html is now: <div id="item_collection"> <div id="item_x"> <p id="item_x_headline"></p> <!--Note The Lack of Nesting --> <h2>Some Headline</h2> <p id="item_x_excerpt>Some text here</p> </div> <div id="item_x+1"> <p id="item_x+1_headline"></p> <!--Note The Lack of Nesting --> <h1>Some Headline</h1> <p id="item_x+1_excerpt>Some text here</p> </div> ...and so on. </div> So what gives? Is there a better way to replace the empty template_area's content than the .html() method?

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  • SmtpClient.SendAsync - How to ensure my application doesn't finish before callback?

    - by James
    Hi, I need to send emails asychronously through a console application. I need to do some DB updates on the callback but my application is exiting before the callback code gets run! How can I stop this from happening in a nice manner rather than simply guessing how long to wait before exiting. I would imagine the Async calls get placed in some form of thread? Is it possible to check if any are waiting to be called? Sample Code private static void SendCompletedCallback(object sender, AsyncCompletedEventArgs e) { // Get the unique identifier for this asynchronous operation. String token = (string) e.UserState; if (e.Cancelled) { Console.WriteLine("[{0}] Send canceled.", token); } if (e.Error != null) { Console.WriteLine("[{0}] {1}", token, e.Error.ToString()); } else { // update DB Console.WriteLine("Message sent."); } } public static void Main(string[] args) { var users = Repository.GetUsers(); SmtpClient client = new SmtpClient("Host"); client.SendCompleted += new SendCompletedEventHandler(SendCompletedCallback); MailAddress from = new MailAddress("[email protected]", "System", Encoding.UTF8); foreach (var user in users) { MailAddress to = new MailAddress(user.Email); MailMessage message = new MailMessage(from, to); message.Body = "This is a test"; message.BodyEncoding = System.Text.Encoding.UTF8; message.Subject = "test message 1" + someArrows; message.SubjectEncoding = System.Text.Encoding.UTF8; string userState = String.Format("Message for user id {0}", user.ID); client.SendAsync(message, userState); message.Dispose(); } // need to wait here until I have received a callback for each message // otherwise the application will exit }

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  • c++ OpenCV CVCalibrateCamera2 is causing multiple errors

    - by tlayton
    I am making a simple calibration program in C++ using OpenCV. Everything goes fine until I actually try to call CVCalibrateCamera2. At this point, I get one of several errors: If the number of images which I am using is equal to 4 (which is the number of points being drawn from each image: OpenCV Error: Sizes of input arguments do not match (Both matrices must have the same number of points) in unknown function, file ......\src\cv\cvfundam.cpp, line 870 If the number of images is below 20: OpenCV Error: Bad argument (The total number of matrix elements is not divisible by the new number of rows) in unknown function, file ......\src\cxcore\cxarray.cpp, line 2749 Otherwise, if the number of image is 20 or above: OpenCV Error: Unsupported format or combination of formats (Invalid matrix type) in unknown function, file ......\src\cxcore\cxarray.cpp, line 117 I have checked the arguments for CVCalibrateCamera2 many times, and I am certain that they are of the correct dimensions relative to one another. It seems like somewhere the program is trying to reshape a matrix based on the number of images, but I can't figure out where or why. Any ideas? I am using Eclipse Galileo, MINGW 5.1.6, and OpenCV 2.1.

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  • What's wrong with this regex (VBScript/Javascript flavor)

    - by OtherMichael
    I'm trying to run a regular expression in VBA code that uses Microsoft VBScript Regular Expressions 5.5 (should be the same as JavaScript regex) regex: ^[0-9A-Z]?[0-9A-Z]{3}[A-Z]?([0-9A-Z]{6})-?([0-9])?$ input: X123A1234567 match: 123456 the six characters I'm interested in give a good match of 123456, ignoring the last (check) digit. Perfect. (The check digit is captured, but it's not a major concern to me). But when BOTH the optional portions are gone (they are optional) the match grabs the last digit GOOD input: 123A1234567 match: 123456 Leave in the optional middle alpha, take out the optional leading alpha, and we still get the good match of 123456 GOOD input: X1231234567 match: 123456 Leave in the optional leading alpha, take out the middle optional alpha, and we still get a good match of 123456 BAD input: 1231234567 match: 234567 Take out BOTH optional alphas, and we get a bad match of 234567 Have a looksee @ the regex testers on http://www.regular-expressions.info/javascriptexample.html or http://www.regular-expressions.info/vbscriptexample.html What am I missing, here? How can I get the regex to ignore the last digit when both optional alphas are missing? The regex is used to feed a lookup system, so that no matter what format the input data, we can match to a complete value.

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  • c#: how to read parts of a file? (DICOM)

    - by Xaisoft
    I would like to read a DICOM file in C#. I don't want to do anything fancy, I just for now would like to know how to read in the elements, but first I would actually like to know how to read the header to see if is a valid DICOM file. It consists of Binary Data Elements. The first 128 bytes are unused (set to zero), followed by the string 'DICM'. This is followed by header information, which is organized into groups. A sample DICOM header First 128 bytes: unused DICOM format. Followed by the characters 'D','I','C','M' Followed by extra header information such as: 0002,0000, File Meta Elements Groups Len: 132 0002,0001, File Meta Info Version: 256 0002,0010, Transfer Syntax UID: 1.2.840.10008.1.2.1. 0008,0000, Identifying Group Length: 152 0008,0060, Modality: MR 0008,0070, Manufacturer: MRIcro In the above example, the header is organized into groups. The group 0002 hex is the file meta information group which contains 3 elements: one defines the group length, one stores the file version and the their stores the transfer syntax. Questions How to I read the header file and verify if it is a DICOM file by checking for the 'D','I','C','M' characters after the 128 byte preamble? How do I continue to parse the file reading the other parts of the data?

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  • Calling web service using javascript error

    - by politrok
    Hi , I try to call webservice using json , when i call to web service without excepted parameters , its work , but when i'm try to send parameter , ive got an error : This is my code: function GetSynchronousJSONResponse(url, postData) { var xmlhttp = null; if (window.XMLHttpRequest) xmlhttp = new XMLHttpRequest(); else if (window.ActiveXObject) { if (new ActiveXObject("Microsoft.XMLHTTP")) xmlhttp = new ActiveXObject("Microsoft.XMLHTTP"); else xmlhttp = new ActiveXObject("Msxml2.XMLHTTP"); } url = url + "?rnd=" + Math.random(); // to be ensure non-cached version xmlhttp.open("POST", url, false); xmlhttp.setRequestHeader("Content-Type", "application/json; charset=utf-8"); xmlhttp.send(postData); var responseText = xmlhttp.responseText; return responseText; } function Test() { var result = GetSynchronousJSONResponse('http://localhost:1517/Mysite/Myservice.asmx/myProc', '{"MyParam":"' + 'test' + '"}'); result = eval('(' + result + ')'); alert(result.d); } This is the error : System.InvalidOperationException: Request format is invalid: application/json; charset=utf-8. at System.Web.Services.Protocols.HttpServerProtocol.ReadParameters() at System.Web.Services.Protocols.WebServiceHandler.CoreProcessRequest What is wrong ? Thanks in advance .

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  • Xcode raises exception when refactoring

    - by Sam Gwydir
    When I run a refactor on my code in xcode, all the files are correctly refactored except one, and when I click to check the changes made in that file, the following 'Internal Error Occurs': Uncaught Exception: Invalid parameter not satisfying: fileName Stack Backtrace: The stack backtrace has been logged to the console. Here is what it spat out in the console: 4/7/10 06:47:30 Xcode[35355] [MT] Uncaught Exception: Invalid parameter not satisfying: fileName Backtrace: 0 0x92842bbd __raiseError (in CoreFoundation) 1 0x914b9509 objc_exception_throw (in libobjc.A.dylib) 2 0x92842908 +[NSException raise:format:arguments:] (in CoreFoundation) 3 0x98801dc3 -[NSAssertionHandler handleFailureInMethod:object:file:lineNumber:description:] (in Foundation) 4 0x98db0f8e -[NSDocument(NSDeprecated) initWithContentsOfFile:ofType:] (in AppKit) 5 0x0075c07e -[PBXTextFileDocument initWithContentsOfFile:ofType:] (in DevToolsInterface) 6 0x007dc5be -[PBXFileDocument initWithFileReference:usingType:] (in DevToolsInterface) 7 0x00b1c0f8 -[XCRefactoringFileChangeSet(XCRefactoringModule_HelperMethods) referencedTextFileDocument] (in DevToolsInterface) 8 0x00b1d1f4 -[XCRefactoringEditableExistingTextFileChangeSet populateComparator:] (in DevToolsInterface) 9 0x00ab19b7 -[XCRefactoringModuleFileItem populateComparator:previewFinished:] (in DevToolsInterface) 10 0x00aa4606 -[XCRefactoringModule(MasterListDelegate) outlineViewSelectionDidChange:] (in DevToolsInterface) 11 0x987381cb _nsnote_callback (in Foundation) 12 0x927ca3f9 __CFXNotificationPost (in CoreFoundation) 13 0x927c9e2a _CFXNotificationPostNotification (in CoreFoundation) 14 0x9872d098 -[NSNotificationCenter postNotificationName:object:userInfo:] (in Foundation) 15 0x9873a475 -[NSNotificationCenter postNotificationName:object:] (in Foundation) 16 0x98af1de2 -[NSTableView _enableSelectionPostingAndPost] (in AppKit) 17 0x98bd11d0 -[NSTableView mouseDown:] (in AppKit) 18 0x98bcfeea -[NSOutlineView mouseDown:] (in AppKit) 19 0x007596c3 -[PBXExtendedOutlineView mouseDown:] (in DevToolsInterface) 20 0x98b6e548 -[NSWindow sendEvent:] (in AppKit) 21 0x00757a06 -[XCWindow sendEvent:] (in DevToolsInterface) 22 0x98a871af -[NSApplication sendEvent:] (in AppKit) 23 0x006f6dec -[PBXExtendedApplication sendEvent:] (in DevToolsInterface) 24 0x98a1ac4f -[NSApplication run] (in AppKit) 25 0x98a12c85 NSApplicationMain (in AppKit) 26 0x0000eee1 27 0x000021a5 If you would like to take a look at the project I'm working on, here is a link to download my xcodeproject: Tea Timer.zip To recreate my problem, open Timer.h, attempt to refactor timeField to minuteField, use the preview function of refactor and then select Timer.m, to look at the changes supposedly made within. It will then raise this error without editing the file.

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  • How to write a decent process filter?

    - by konr
    Hi there, I'm building a program that communicates with Emacs, and one of the challenges I'm facing is writing Emacs's process filter function. Its input string is a series of s-expressions to be evaluated. Here is a sample: (gimme-append-to-buffer "25 - William Christie dir, Les Arts Florissants - Scene 2. Prelude - Les Arts Florissants\n") (gimme-append-to-buffer "26 - William Christie dir, Les Arts Florissants - Cybele: 'Je Veux Joindre' - Les Arts Florissants\n") (gimme-append-to-buffer "27 - William Christie dir, Les Arts Florissants - Scene 3. Cybele: 'Tu T'Etonnes, Melisse' - Les Arts Florissants\n") (gimme-append-to-buffer "28 - William Christie dir, Les Arts Florissants - Cybele: 'Que Les Plus Doux Zephyrs'. Scene 4. - Les Arts Florissants\n") (gimme-append-to-buffer "29 - William Christie dir, Les Arts Florissants - Entree Des Nations - Les Arts Florissants\n") (gimme-append-to-buffer "30 - William Christie dir, Les Arts Florissants - Entree Des Zephyrs - Les Arts Florissants\n") (gimme-append-to-buffer "31 - William Christie dir, Les Arts Florissants - Choeur Des Nations' 'Que Devant Vous' - Les Arts Florissants\n") (gimme-append-to-buffer "32 - William Christie dir, Les Arts Florissants - Atys: 'Indigne Que Je Suis' - Les Arts Florissants\n") (gimme-append-to-buffer "33 - William Christie dir, Les Arts Florissants - Reprise Du Choeur Des Nations : 'Que Devant Nous' - Les Arts Florissants\n") (gimme-append-to-buffer "34 - William Christie dir, Les Arts Flor*emphasized text*issants - Reprise De L'Air Des Zephyrs - Les Arts Florissants\n") The first problem that I've faced is that the string is somehow not fully formed when the function is so called, so writing something like (mapcar 'eval (format "(%s)" input-string)) won't work. To deal with this first problem, I was using a loop. The full function I wrote is: (defun eval-all-sexps (s) (loop for x = (ignore-errors (read-from-string s)) then (ignore-errors (read-from-string (substring s position))) while x summing (or (cdr x) 0) into position doing (eval (car x)))) Now the second problem that showed up is that the function is called twice with a somewhat large input, first with valid but partial content, then with what looks like pieces of the remaining data. To solve this problem, I'm considering using a junk variable to hold up what remains from a loop and then concatenating it to the input of the next call, but I was wondering if you guys have any other suggestions on how to deal with such a problem more elegantly. Thanks!

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  • how to make a explorer like logic in Obj C for iphone

    - by Ekra
    Hi friends, To make the query simple first we can take example:- If we open the explorer in our Windows desktop how it shows us the tree. As we keep on clicking the tree it get expanded and shows the file in it. The same way I want to show a explorer which gets expanded as the user clicks on it(I want to get the business logic the UI is simple). The information of the explorer i.e. which folder has what files come in a XML format to me. I have 2 options of getting the XML either I can get the whole XML at one query(but I guess this might slow the application if the XML is quite big). OR I can get the XML for every list like first only the root structure then if user clicks on any folder in root I can get the list(the files or folders inside that folder) of that particular folder. Now the question is What would be the approach to implement both the method and which would be the best. Should I need to create some dictionary to maintain the link of the files like which file is inside what. I am not able to get as how I would be able to link all the files. Any hint or direction would be highly appreciated. Thanks in advance

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  • Parsing large delimited files with dynamic number of columns

    - by annelie
    Hi, What would be the best approach to parse a delimited file when the columns are unknown before parsing the file? The file format is Rightmove v3 (.blm), the structure looks like this: #HEADER# Version : 3 EOF : '^' EOR : '~' #DEFINITION# AGENT_REF^ADDRESS_1^POSTCODE1^MEDIA_IMAGE_00~ // can be any number of columns #DATA# agent1^the address^the postcode^an image~ agent2^the address^the postcode^^~ // the records have to have the same number of columns as specified in the definition, however they can be empty etc #END# The files can potentially be very large, the example file I have is 40Mb but they could be several hundred megabytes. Below is the code I had started on before I realised the columns were dynamic, I'm opening a filestream as I read that was the best way to handle large files. I'm not sure my idea of putting every record in a list then processing is any good though, don't know if that will work with such large files. List<string> recordList = new List<string>(); try { using (FileStream fs = new FileStream(path, FileMode.Open, FileAccess.Read)) { StreamReader file = new StreamReader(fs); string line; while ((line = file.ReadLine()) != null) { string[] records = line.Split('~'); foreach (string item in records) { if (item != String.Empty) { recordList.Add(item); } } } } } catch (FileNotFoundException ex) { Console.WriteLine(ex.Message); } foreach (string r in recordList) { Property property = new Property(); string[] fields = r.Split('^'); // can't do this as I don't know which field is the post code property.PostCode = fields[2]; // etc propertyList.Add(property); } Any ideas of how to do this better? It's C# 3.0 and .Net 3.5 if that helps. Thanks, Annelie

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  • Subversion versus Vault

    - by WebDude
    I'm currently reviewing the benefits of moving from SVN to a SourceGear Vault. Has anyone got advice or a link to a detailed comparison between the two? Bear in mind I would have to move my current Source Control system across which works strongly in SVN's favor Here is some info I have found out thus far from my own investigations. I have been taking some time tests between the two and vault seems to perform most operations much faster. Time tests used the same server as the repository, the same workstation client, and the same project. Time Comparisons SVN Add/Commit    12:30 Get Latest Revision    5:35 Tagging/Labelling    0:01 Branching    N/A - I don't think true branching exists in SVN Vault Add/Commit    4:45 Get Latest Revision    0:51 Tagging/Labelling    0:30 Branching    3:23 (can't get this to format correctly) I also found an online source comparing some other points. This is the kind of information i'm looking for. Usage Comparisons Subversion is edit/merge/commit only. Vault allows you to do either edit/merge/commit or checkout/edit/checkin. Vault looks and acts just like VSS, which makes the learning curve effectively zero for VSS users. Vault has a VS plugin, but it only works if you're going to run in checkout-mode. Subversion has clients for pretty much every OS you can imagine; Vault has a GUI client for Windows and a command line client for Mono. Both will support remote work, since both use HTTP as their transport (Subversion uses extended DAV, Vault uses SOAP). Subversion installation, especially w/ Apache, is more complex. Subversion has a lot of third party support. Vault has just a few things. My question Has anyone got advice or a link to a detailed comparison between the two?

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  • Using regex to extract variables from a plain-text form letter?

    - by Yaaqov
    Hi - I'm looking for a good example of using Regular Expressions in PHP to "reverse engineer" a form letter (with a known format, of course) that has been pasted into a multiline textbox and sent to a script for processing. So, for example, let's assume this is the original plain-text input (taken from a USDA press release): WASHINGTON, April 5, 2010 - North American Bison Co-Op, a New Rockford, N.D., establishment is recalling approximately 25,000 pounds of whole beef heads containing tongues that may not have had the tonsils completely removed, which is not compliant with regulations that require the removal of tonsils from cattle of all ages, the U.S. Department of Agriculture's Food Safety and Inspection Service (FSIS) announced today. For clarity, the fields that are variables are highlighted below: [pr_city=]WASHINGTON, [pr_date=]April 5, 2010 - [corp_name=]North American Bison Co-Op, a [corp_city=]New Rockford, [corp_state=]N.D., establishment is recalling approximately [amount=]25,000 pounds of [product=]whole beef heads containing tongues that may not have had the tonsils completely removed, which is not compliant with regulations that require [reason=]the removal of tonsils from cattle of all ages, the U.S. Department of Agriculture's Food Safety and Inspection Service (FSIS) announced today. How could I efficiently extract the contents of the pr_city pr_date corp_name corp_city corp_state amount product reason fields from my example? Any help would be appreciated, thanks.

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  • Problem in cropping the UIImage using CGContext?

    - by Rajendra Bhole
    Hi, I developing the simple UIApplication in which i want to crop the UIImage (in .jpg format) with help of CGContext. The developed code till now as follows, CGImageRef graphicOriginalImage = [originalImage.image CGImage]; UIGraphicsBeginImageContext(originalImage.image.size); CGContextRef ctx = UIGraphicsGetCurrentContext(); CGBitmapContextCreateImage(graphicOriginalImage); CGFloat fltW = originalImage.image.size.width; CGFloat fltH = originalImage.image.size.height; CGFloat X = round(fltW/4); CGFloat Y =round(fltH/4); CGFloat width = round(X + (fltW/2)); CGFloat height = round(Y + (fltH/2)); CGContextTranslateCTM(ctx, 0, image.size.height); CGContextScaleCTM(ctx, 1.0, -1.0); CGRect rect = CGRectMake(X,Y ,width ,height); CGContextDrawImage(ctx, rect, graphicOriginalImage); croppedImage = UIGraphicsGetImageFromCurrentImageContext(); return croppedImage; } The above code is worked fine but it can't crop image. The original image memory and cropped image memory i will got same(equal to original image memory). The above code is right for cropping the image?????????????????? How i cropping the image (in behind pixels should also be crop) from the center of the image???????????? I already wasting a lot of time for developing the above code , but i didn't get answer or way to find out how to crop the image.Thanks for sending me answer in advanced.

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  • Business Layer Pattern on Rails? MVCL

    - by Fabiano PS
    That is a broad question, and I appreciate no short/dumb asnwers like: "Oh that is the model job, this quest is retarded (period)" PROBLEM Where I work at people created a system over 2 years for managing the manufacture process over demand in the most simplified still broad as possible, involving selling, buying, assemble, The system is coded over Ruby On Rails. The result has been changed lots of times and the result is a mess on callbacks (some are called several times), 200+ models, and fat controllers: Total bad. The QUESTION is, if there is a gem, or pattern designed to handle Rails large app logic? The logic whould be able to fully talk to models (whose only concern would be data format handling and validation) What I EXPECT is to reduce complexity from various controllers, and hard to track callbacks into files with the responsibility to handle a business operation logic. In some cases there is the need to wait for a response, in others, only validation of the input is enough and a bg process would take place. ie: -- Sell some products (need to wait the operation to finish) 1. Set a View able to get the products input 2. Controller gets the product list inputed by employee and call the logic Logic::ExecuteWithResponse('sell', 'products', :prods => @product_list_with_qtt, :when => @date, :employee => current_user() ) This Logic would handle buying order, assemble order, machine schedule, warehouse reservation, and others

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  • Reading CSV files in numpy where delimiter is ","

    - by monch1962
    Hello all, I've got a CSV file with a format that looks like this: "FieldName1", "FieldName2", "FieldName3", "FieldName4" "04/13/2010 14:45:07.008", "7.59484916392", "10", "6.552373" "04/13/2010 14:45:22.010", "6.55478493312", "9", "3.5378543" ... Note that there are double quote characters at the start and end of each line in the CSV file, and the "," string is used to delimit fields within each line. When I try to read this into numpy via: import numpy as np data = np.genfromtxt(csvfile, dtype=None, delimiter=',', names=True) all the data gets read in as string values, surrounded by double-quote characters. Not unreasonable, but not much use to me as I then have to go back and convert every column to its correct type When I use delimiter='","' instead, everything works as I'd like, except for the 1st and last fields. As the start of line and end of line characters are a single double-quote character, this isn't seen as a valid delimiter for the 1st and last fields, so they get read in as e.g. "04/13/2010 14:45:07.008 and 6.552373" - note the leading and trailing double-quote characters respectively. Because of these redundant characters, numpy assumes the 1st and last fields are both String types; I don't want that to be the case Is there a way of instructing numpy to read in files formatted in this fashion as I'd like, without having to go back and "fix" the structure of the numpy array after the initial read?

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  • Link to Hotmail / Windows Live email compose -- maintaining BCC

    - by Curtis Gibby
    My app creates a mailto-esque link that takes the end user to a Hotmail compose screen with various attributes pre-filled. Most of the functionality I need is working: to, cc, subject, body. However, Hotmail seems to be stripping out any BCC attributes that I pass into the URL. For example, this link works as advertised: http://mail.live.com/mail/EditMessageLight.aspx?n=&[email protected]&[email protected];%[email protected]&subject=the%20subject&body=the%20body I get the one email address in the To field and two in the CC field. But when I try the exact same URL except substituting "bcc" for "cc", the two addresses are nowhere to be found. http://mail.live.com/mail/EditMessageLight.aspx?n=&[email protected]&[email protected];%[email protected]&subject=the%20subject&body=the%20body This link format is posted all over the web (along with a variation like http://mail.live.com/default.aspx?rru=compose%3f[attributes] ), but none of the various settings that I've tried actually work to bring in the BCC addresses. I need the BCC so that the email recipients are not given each others' email addresses. My versions of this url for regular old mailto, along with Gmail and Yahoo Mail, work perfectly. Surprise surprise.

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  • codingBat separateThousands using regex (and unit testing how-to)

    - by polygenelubricants
    This question is a combination of regex practice and unit testing practice. Regex part I authored this problem separateThousands for personal practice: Given a number as a string, introduce commas to separate thousands. The number may contain an optional minus sign, and an optional decimal part. There will not be any superfluous leading zeroes. Here's my solution: String separateThousands(String s) { return s.replaceAll( String.format("(?:%s)|(?:%s)", "(?<=\\G\\d{3})(?=\\d)", "(?<=^-?\\d{1,3})(?=(?:\\d{3})+(?!\\d))" ), "," ); } The way it works is that it classifies two types of commas, the first, and the rest. In the above regex, the rest subpattern actually appears before the first. A match will always be zero-length, which will be replaceAll with ",". The rest basically looks behind to see if there was a match followed by 3 digits, and looks ahead to see if there's a digit. It's some sort of a chain reaction mechanism triggered by the previous match. The first basically looks behind for ^ anchor, followed by an optional minus sign, and between 1 to 3 digits. The rest of the string from that point must match triplets of digits, followed by a nondigit (which could either be $ or \.). My question for this part is: Can this regex be simplified? Can it be optimized further? Ordering rest before first is deliberate, since first is only needed once No capturing group Unit testing part As I've mentioned, I'm the author of this problem, so I'm also the one responsible for coming up with testcases for them. Here they are: INPUT, OUTPUT "1000", "1,000" "-12345", "-12,345" "-1234567890.1234567890", "-1,234,567,890.1234567890" "123.456", "123.456" ".666666", ".666666" "0", "0" "123456789", "123,456,789" "1234.5678", "1,234.5678" "-55555.55555", "-55,555.55555" "0.123456789", "0.123456789" "123456.789", "123,456.789" I haven't had much experience with industrial-strength unit testing, so I'm wondering if others can comment whether this is a good coverage, whether I've missed anything important, etc (I can always add more tests if there's a scenario I've missed).

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  • How to make Nlog archive a file with the date when the logging took place.

    - by Carl Bergquist
    Hi, We are using Nlog as our logging framework and I cannot find a way to archive files the way I want. I would like to have the date of when the logging took place in the logging file name. Ex All logging that happend from 2009-10-01 00:00 -> 2009-10-01:23:59 should be placed in Log.2009-10-01.log The current NLog.config that I use looks like this. <?xml version="1.0" encoding="utf-8" ?> <nlog xmlns="http://www.nlog-project.org/schemas/NLog.xsd" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" > <extensions> <add assembly="My.Awesome.LoggingExentions"/> </extensions> <targets> <target name="file1" xsi:type="File" fileName="${basedir}/Logs/Log.log" layout="${longdate} ${level:uppercase=true:padding=5} ${session} ${storeid} ${msisdn} - ${logger:shortName=true} - ${message} ${exception:format=tostring}" archiveEvery="Day" archiveFileName="${basedir}/Logs/Log${shortdate}-{#}.log" archiveNumbering="Sequence" maxArchiveFiles="99999" keepFileOpen="true" /> </targets> <rules> <logger name="*" minlevel="Trace" writeTo="file1" /> </rules> </nlog> This however sets the date in the logfile to the date when the new logfile is created. Which cause frustration when you want to read logs later. It also seems like I have to have atleast on # in the archiveFileName, which I rather not. So if you got a solution for that also I would be twice as thankful =)

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  • x-dom-event-stream in Opera 10 Only Working on First Event

    - by Brad
    I have a python script (in the CherryPy framework) that sends Event: and data: text as this Opera blog post describes to a client browser. The javascript that recieves the x-dom-event-stream content is almost identical to what they show in the blog post. However, the browser displays only the first event sent. Anyone know what I'm missing? I tried a few older versions of Opera and found that it works in Opera 9.52 but not in any newer versions. What did they change? Here is the python code: class dumpData(object): def index(self): cherrypy.response.headers['Content-Type'] = "application/x-dom-event-stream" def yieldData(): i = 0 while 1: yield "Event: count\n" yield "data: " yield i yield "\n\n" i = i + 1 time.sleep(3); return yieldData() index._cp_config = {'response.stream': True} index.exposed = True And here is the javascript/html. Making a request to /data/ runs the python function above. <head> <script> onload = function() { document.getElementById("count").addEventListener("cout", cout, false); } function count(e) { document.getElementById("stream").firstChild.nodeValue = e.data; } </script> <event-source id="count" src="/data/"> </head> <body> <div id="stream"></div> </body> Opening the direct /data/ url in Firefox saves the stream to a file. So I know the output is in the correct format and that the stream works at all.

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  • Ruby on Rails / Yellow Maps For Ruby Plugin woes...

    - by Zach
    Okay I've read through the plugin comments and the docs as well and I have yet to come up with an answer as to how to do this. Here's my problem I want to use the :info_window_tabs and the :icon option, but I don't know what format to pass my information in. According to the documentation the following code should be correct. Here's my code: @mapper.overlay_init(GMarker.new([map.lat, map.lng], :title => map.name, :info_window_tabs => [ {:tab => "HTML", :content => @marker_html}, {:tab => "Attachments", :content => "stuff"}], :icon => { :image => "../images/icon.png" })) The readme and documentation can be viewed here. And the relevant ruby file that I am trying to interact with, including the author's comments, can be viewed here. I have tried the #rubyonrails channel in IRC as well as emailing the author directly and reporting an issue at GitHub. It really is just a question of syntax. Thanks!

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  • IncludeExceptionDetailInFaults not behaving as thought

    - by pdiddy
    I have this simple test project just to test the IncludeExceptionDetailInFaults behavior. public class Service1 : IService1 { public string GetData(int value) { throw new InvalidCastException("test"); return string.Format("You entered: {0}", value); } } [ServiceContract] public interface IService1 { [OperationContract] string GetData(int value); } In the app.config of the service i have it set to true <serviceDebug includeExceptionDetailInFaults="True" /> On the client side: try { using (var proxy = new ServiceReference1.Service1Client()) Console.WriteLine(proxy.GetData(5)); } catch (Exception ex) { Console.WriteLine(ex.Message); } This is what I thought the behavior was: Setting to includeExceptionDetailInFaults=true would propagate the exception detail to the client. But I'm always getting the CommunicationObjectFaultException. I did try having the FaultContract(typeof(InvalidCastException)) on the contract but same behavior, only getting the CommunicationObjectFaultException. The only way to make it work was to throw new FaultException(new InvalidCastException("test")); But I thought with IncludeExceptionDetailInFaults=true the above was done automatically. Am I missing something?

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  • ASP.NET MVC Image refreshing

    - by user295541
    Hi, I have an Employee object which has an image property. Image class contains image metadata as image caption, and image file name. If I upload a new image for an employee on async way without full post back the new image is not appeared on the page. I use GUID to name the image file to avoid the page caching. I do the image modifying the following way: ctrEmployee employee = Repository.Get(PassedItemID); if (employee.ctrImage != null) { string fullFileName = serverFolder + employee.ctrImage.FileName; FileInfo TheFile = new FileInfo(fullFileName); if (TheFile.Exists) { TheFile.Delete(); } fileName = Guid.NewGuid() + ".jpg"; employee.ctrImage.FileName = fileName; } resizedBmp.Save(string.Format("{0}{1}", serverFolder, fileName), System.Drawing.Imaging.ImageFormat.Jpeg); Repository.Edit<ctrEmployee>(employee); ImageID = employee.Image.Value; return PartialView(UserControlPaths.Thumbnail, new ThumbnailDataModel(employee.Image.Value, 150, 150)); The partial view has an image tag which gets the saved image url string which is a GUID. Anybody has an idea what I do wrong?

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  • Error mounting CloudDrive snapshot in Azure

    - by Dave
    Hi, I've been running a cloud drive snapshot in dev for a while now with no probs. I'm now trying to get this working in Azure. I can't for the life of me get it to work. This is my latest error: Microsoft.WindowsAzure.Storage.CloudDriveException: Unknown Error HRESULT=D000000D ---> Microsoft.Window.CloudDrive.Interop.InteropCloudDriveException: Exception of type 'Microsoft.WindowsAzure.CloudDrive.Interop.InteropCloudDriveException' was thrown. at ThrowIfFailed(UInt32 hr) at Microsoft.WindowsAzure.CloudDrive.Interop.InteropCloudDrive.Mount(String url, SignatureCallBack sign, String mount, Int32 cacheSize, UInt32 flags) at Microsoft.WindowsAzure.StorageClient.CloudDrive.Mount(Int32 cacheSize, DriveMountOptions options) Any idea what is causing this? I'm running both the WorkerRole and Storage in Azure so it's nothing to do with the dev simulation environment disconnect. This is my code to mount the snapshot: CloudDrive.InitializeCache(localPath.TrimEnd('\\'), size); var container = _blobStorage.GetContainerReference(containerName); var blob = container.GetPageBlobReference(driveName); CloudDrive cloudDrive = _cloudStorageAccount.CreateCloudDrive(blob.Uri.AbsoluteUri); string snapshotUri; try { snapshotUri = cloudDrive.Snapshot().AbsoluteUri; Log.Info("CloudDrive Snapshot = '{0}'", snapshotUri); } catch (Exception ex) { throw new InvalidCloudDriveException(string.Format( "An exception has been thrown trying to create the CloudDrive '{0}'. This may be because it doesn't exist.", cloudDrive.Uri.AbsoluteUri), ex); } cloudDrive = _cloudStorageAccount.CreateCloudDrive(snapshotUri); Log.Info("CloudDrive created: {0}", snapshotUri, cloudDrive); string driveLetter = cloudDrive.Mount(size, DriveMountOptions.None); The .Mount() method at the end is what's now failing. Please help as this has me royally stumped! Thanks in advance. Dave

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