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  • Emacs: selective c-auto-newline

    - by Yktula
    When c-auto-newline is set to non-nil, it re-indents the current line and inserts a carriage return and then indents the new line. However. I'm using 1TBS indent-style, which means if/else statements are made like this: if (n == 1) { exit(EXIT_SUCCESS); } else { perror("n"); } Also, I write do/while write loops like this: do { printf("%d\n", n++); } while (n < 64); As such, while I do want a newline automatically inserted after every opening brace and semicolon, I don't want newlines to be automatically inserted after an if statement or do loop is concluded with a closing brace. How can I have GNU Emacs (23.2.1, *nix) selectively insert newlines like that? Along the same lines, can I have Emacs insert an opening brace, a newline, and a closing brace on another newline, while putting the cursor in the middle of the two braces after closing parentheses following an if statement, function declaration, and the like?

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  • .Ajax with jQuery and MVC2

    - by Mario
    Im trying to create an ajax (post) event that will populate a table in a div on button click. I have a list of groups, when you click on a group, I would like the table to "disappear" and the members that belong to that group to "appear". My problem comes up when using jQuery's .ajax... When I click on the button, it is looking for a controller that doesnt exist, and a controller that is NOT referenced. I am, however, using AREAS (MVC2), and the area is named Member_Select where the controller is named MemberSelect. When I click on the button, I get a 404 stating it cannot find the controller Member_Select. I have examined the link button and it is set to Member_Select when clicked on, but here's the ajax call: $.ajax({ type: "POST", url: '/MemberSelect/GetMembersFromGroup', success: function(html) { $("#groupResults").html(html); } }); I havent been able to find any examples/help online. Any thoughts/suggestions/hints would be greatly appreciated. Thanks!

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  • Batch select with SQLAlchemy

    - by muckabout
    I have a large set of values V, some of which are likely to exist in a table T. I would like to insert into the table those which are not yet inserted. So far I have the code: for value in values: s = self.conn.execute(mytable.__table__.select(mytable.value == value)).first() if not s: to_insert.append(value) I feel like this is running slower than it should. I have a few related questions: Is there a way to construct a select statement such that you provide a list (in this case, 'values') to which sqlalchemy responds with records which match that list? Is this code overly expensive in constructing select objects? Is there a way to construct a single select statement, then parameterize at execution time?

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  • Error in using Hadoop MapReduce in Eclipse

    - by Shweta
    When I executed a MapReduce program in Eclipse using Hadoop, I got the below error. It has to be some change in path, but I'm not able to figure it out. Any idea? 16:35:39 INFO mapred.JobClient: Task Id : attempt_201001151609_0001_m_000006_0, Status : FAILED java.io.FileNotFoundException: File C:/tmp/hadoop-Shwe/mapred/local/taskTracker/jobcache/job_201001151609_0001/attempt_201001151609_0001_m_000006_0/work/tmp does not exist. at org.apache.hadoop.fs.RawLocalFileSystem.getFileStatus(RawLocalFileSystem.java:361) at org.apache.hadoop.fs.FilterFileSystem.getFileStatus(FilterFileSystem.java:245) at org.apache.hadoop.mapred.TaskRunner.setupWorkDir(TaskRunner.java:519) at org.apache.hadoop.mapred.Child.main(Child.java:155)

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  • passing a fortran int array to C++ by calling C++ function in fortran

    - by cppb
    hi, I am trying to call a C++ function in FORTRAN subroutine. This C+ function is supposed to update an integer array. Here is a non-working code I wrote. Can someone please let me know what the issue is: ! FORTRAN function that calls a C++ function subroutine my_function() integer(4) ar(*) integer(4) get_filled_ar ! Need correct syntax here. ar = get_filled_ar() end // C++ function: extern "C" { void get_filled_ar(int *ar){ ar[0] = 1; ar[1] = 10; ar[3] = 100; } }

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  • String contains string in objective-c (iphone)

    - by Jonathan
    How can I check if a string (NSString) contains another smaller string? I was hoping for something like: NSString *string = @"hello bla bla"; NSLog(@"%d",[string containsSubstring:@"hello"]); But the closest I could find was: if ([string rangeOfString:@"hello"] == 0) { NSLog(@sub string doesnt exist") } else { NSLog(@"exists") } I typed that straight into stack so sorry if there are errors, but there would be if I was doing it in Xcode so you don't need to point any out. Anyway is that the best way to find if a string contains another string.

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  • DirectX application doesn't work over Remote Desktop

    - by emddudley
    I have a WPF application which has a DirectX component within it. This component does not work over Remote Desktop--it just shows a corrupted image. The application works fine when not using Remote Desktop. In trying to debug the problem I installed the February 2010 DirectX SDK. Now, when I run the program on the computer with the SDK and Remote Desktop to it from a separate computer, the component works just fine. However the opposite does not work--trying to use the application over Remote Desktop when it is running on the computer without the DirectX SDK (it has the original problem with the corrupted image). I have already compared the loaded DLLs (using Process Explorer) between running the application on my SDK machine and non-SDK machine. They both are loading the same DLL versions. What else could be causing this behavior?

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  • Normal memory usage in Rails

    - by Erik
    I'm wondering how much memory usage is normal for a ruby process in a rails application? I really need something to benchmark against. In my dev environment WEBrick a single ruby process uses about 61mb to handle 10 simultaneous requests going non stop. In my prod environment Apache2+Passenger starts 7 ruby processes to handle the same ammount of requests. Each of those processes also use up about 60mb. Is this normal? Also, where do I configure how many ruby processes Passenger can start? Or will it start as many as there is memory available for? Thank you! ps. Using Rails3 beta. ds.

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  • Can PetaPoco populate an object using a stored procedure with a join clause?

    - by Mark Kadlec
    I have a stored procedure that does something similar to: SELECT a.TaskId, b.CompanyCode FROM task a JOIN company b ON b.CompanyId = a.CompanyId; I have an object called TaskItem that has the TaskId and CompanyCode properties, but when I execute the following (which I would have assumed worked): var masterDatabase = new Database("MasterConnectionString"); var s = PetaPoco.Sql.Builder.Append("EXEC spGetTasks @@numberOfTasks = @0", numberOfTasks); var tasks = masterDatabase.Query<Task>(s); The problem is that the CompanyCode column does not exist in the task table, I did a trace and it seems that PetaPoco is trying to select all the properties from the task table and populating using the stored procedure. How can I use PetaPoco to simply populate the list of task objects with the results of the stored procedure?

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  • Exposing a pointer in Boost.Python

    - by Goose Bumper
    I have this very simple C++ class: class Tree { public: Node *head; }; BOOST_PYTHON_MODULE(myModule) { class_<Tree>("Tree") .def_readwrite("head",&Tree::head) ; } I want to access the head variable from Python, but the message I see is: No to_python (by-value) converter found for C++ type: Node* From what I understand, this happens because Python is freaking out because it has no concept of pointers. How can I access the head variable from Python? I understand I should use encapsulation, but I'm currently stuck with needing a non-encapsulation solution.

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  • python pdb not breaking in files properly?

    - by YGA
    Hi Folks, I wish I could provide a simple sample case that occurs using standard library code, but unfortunately it only happens when using one of our in-house libraries that in turn is built on top of sql alchemy. Basically, the problem is that this break command: (Pdb) print sqlalchemy.engine.base.__file__ /prod/eggs/SQLAlchemy-0.5.5-py2.5.egg/sqlalchemy/engine/base.py (Pdb) break /prod/eggs/SQLAlchemy-0.5.5-py2.5.egg/sqlalchemy/engine/base.py:946 Is just being totally ignored, it seems, by pdb. As in, even though I am positive the code is being hit (both because I can see log messages, and because I've used sys.settrace to check which lines in which files are being hit), pdb is just not breaking there. I suspect that somehow the use of an egg is confusing pdb as to what files are being used (I can't reproduce the error if I use a non-egg'ed library, like pickle; there everything works fine). It's a shot in the dark, but has anyone come across this before? Thanks, /YGA

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  • Does Sandcastle support Entity Framework Partial Classes?

    - by ChrisHDog
    I am attempting to use Sandcastle (and Sandcastle Help File Builder) to do some "auto-documentation" of some classes I am using. The classes that are giving me trouble are some partial classes on Entity Framework items that add methods and properties to those Framework items. The triple slash comments don't appear to come through on the methods and properties created in the partial classes. I have out how to get xml documentation of the base properties using the short summary and long description fields on the .emdx editor, but that doesn't provide a solution for the items in the partial classes. Is this possible? Is it perhaps just settings that I'm not setting correctly to pick up the partial classes? Does Sandcastle do partial classes in non-Entity Framework settings? Is what I'm doing even possible (has anyone else successfully used the xml created from triple slash comments to create documentation on entity framework partial classes, and if so how did you do that)? Any assistance is appreciated

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  • ItemsControl.ItemsSource MVVM perormance

    - by bitbonk
    I have an (non-virtualized) ItemsControl that binds its ItemsSource to a ObeservableCollection of ViewModel instances. Now once the large amount Model instances is loaded all the ViewModel complemnents needs to be added to that ObservableCollection. How can I add a large amount of ViewModels without making the UI Thread hang? I suppose the UI Thread hangs because each time a new item is added the ItemsControl needs to update itself and does layout etc. over and over again. Should I suspend the binding add all items and then resume? If so, how? Should I override the ObservableCollection to implement an AddRange so only 1 CollectionChanged Event is fired for adding multiple items? Or alternatively just replace the whole collection? Or is it better to add each items separately and call Dispatcher.Invoke for each item separately? So I would unblock frequently. How do you handle large dynamic lists that can not be virtualized?

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  • Infragistics WebScheduleInfo Sample code

    - by Woodmark
    I am working with Infragistics35.WebUI.WebSchedule.v8.2. I am not seeing any good documentation on this on the Infragistics Web site. Does anyone have any sample code I could see? I am trying to create a week view of the calendar. One that "Admins" can edit and the rest of the users can only view. I would love to have a different dblclick event fire based on role, so that a read only version of the activity would show for non admins. Is that possible? I'm just using an access db on the site in the App_Data directory. I really just needed (I thought) an out of the box solution. Cheers.

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  • Good projects to learn OCaml and F#

    - by Yin Zhu
    After learning the basic syntax, reading some non-trivial code is a fast way to learn a language. We can also learn how to design a library/software during reading others' code. I have following lists. A Chess program in OCaml by Tomek Czajka. Hal Daumé has written several machine learning libraries in Ocaml. Including decision trees, logistic regression and SVM. All of them are near-production-quality code. A Chess Game Analysis program in F# in Microsoft Research. The above three are my favorites. Will you suggest some other sources? General purpose open source software are good, specialized open source like the three I list here are even more welcome.

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  • Has anyone compiled PCRE for Windows x64 - if so, how?

    - by Cheeso
    I'm trying to compile PCRE (v8.02) for Windows x64, using Vs2008. The "NON-UNIX-USE" file tells me to use cmake to generate a .sln fle. That works. When I run the build it succeeds, with 91 warnings. All appear to be size conversion warnings. Am I doing something wrong? Should I expect all these warnings? Has anyone else built PCRE for Windows x64, successfully, and without warnings?

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  • Disable rows in Flex DataGrid

    - by Christophe Herreman
    Unless I'm missing something obvious here, there is no way of disbabling one or more rows in a DataGrid. I would expect a disabledRows or disabledRowIndidices property on the DataGrid or List component but that doesn't seem to exist. I found a "rendererArray" property which is scoped to mx_internal and contains all itemrenderers of all cells in the datagrid. So I can check the type and the value of the data inside the renderer and enable or disable all cells of the same row, but that feels too much like a hack. Any suggestions? Edit: I realize that disabling a row could mean different things. In my case it means not being able to edit the row even when the editable property of the datagrid is set to true. It could however also mean not being able to select a row, but that's not what I'm looking for.

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  • Best way to cache resized images using PHP and MySQL

    - by Chris Hawes
    What would be the best practice way to handle the caching of images using PHP. The filename is currently stored in a MySQL database which is renamed to a GUID on upload, along with the original filename and alt tag. When the image is put into the HTML pages it is done so using a url such as '/images/get/200x200/{guid}.jpg which is rewritten to a php script. This allows my designers to specify (roughly - the source image maybe smaller) the file size. The php script then creates a hash of the size (200x200 in the url) and the GUID filename and if the file has been generated before (file with the name of the hash exists in TMP directory) sends the file from the application TMP directory. If the hashed filename does not exist, then it is created, written to disk and served up in the same manner, Is this efficient as it could be? (It also supports watermarking the images and the watermarking settings are stored in the hash as well, but thats out of scope for this.)

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  • awk and cat - How to ignore multiple lines?

    - by Filipe YaBa Polido
    I need to extract Voip log from a D-Link router, so I've setup a little python script that executes a command in this router via telnet. My script does a "cat /var/log/calls.log" and returns the result, however... it also sends non-important stuff, like the BusyBox banner, etc... How can I ignore lines from 1 to 6 and the last 2 ? This is my current output: yaba@foobar:/stuff$ python calls.py BusyBox v1.00 (2009.04.09-11:17+0000) Built-in shell (msh) Enter 'help' for a list of built-in commands. DVA-G3170i/PT # cat /var/call.log 1 ,1294620563,2 ,+351xxx080806 ,xxx530802 ,1 ,3 ,1 DVA-G3170i/PT # exit And I just need: 1 ,1294620563,2 ,+351xxx080806 ,xxx530802 ,1 ,3 ,1 (it can have multiple lines) So that I can save it to a CSV and later to a sql db. Thanks, and sorry my bad english.

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  • Finding the shortest path between two points on a grid, using Haskell.

    - by esperantist
    This is a problem that I can easily enough solve in a non-functional manner. But solving it in Haskell is giving me big problems. Me being inexperienced when it comes to functional programming is surely a reason. The problem: I have a 2D field divided into rectangles of equal size. A simple grid. Some rectangles are empty space (and can be passed through) while others are impassable. Given a starting rectangle A and a destination rectangle B, how would I calculate the shortest path between the two? Movement is possible only vertically and horizontally, in steps a single rectangle large. How would I go about accomplishing this in Haskell? Code snippets certainly welcome, but also certainly not neccessary. And links to further resources also very welcome! Thanks!

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  • How to run a custom action after install which can run in quiet or a UI after Install (WIX)

    - by Jamie
    Hi, I basically want to able to run an command line tool that already exists on the desired machine against the directory the files were run to. I.e The Installer does the following: Specify a location for the files to go into (INSTALLOCATION variable) Then after copying has finished run a tool which will zip the files and attach them to attach them to another application. <CustomAction Id="InstallTo" Return="check" Directory="INSTALLLOCATION" Execute="immediate" ExeCommand='"C:\MyTool\Here\Tool.exe" -ad [INSTALLLOCATION] Poop 1.0'/> <InstallExecuteSequence> <Custom Action="InstallTo" After="InstallFinalize">$InstallTo&gt;2</Custom> </InstallExecuteSequence> At the moment I'm not sure anyuthing is being called, is there a way to basically have this two step install and report progress if the tool failed/doesn't exist etc. Thanks, Jamie

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  • Gitosis alternative?

    - by AndyL
    Are there alternatives to gitosis that are easier to use? I currently run gitosis on a Ubuntu server for my lab. We regularly add new users and repos. I find the gitosis.conf syntax non-intuitive, and if I make even a minor mistake the whole gitosis system fails, see for example this question on SO. When gitosis fails it also kills access to the git repository that contains gitosis.conf... go figure... There must be a better way. I've thought about private GitHub accounts, but is there anything else that I could host locally?

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  • How can I define custom 'contentGroups' in a custom Flex 4 component?

    - by swidnikk
    The spark panel component for example can be written like this And its skin file will handle layout of the contentGroup, controlBarGroup, and titleDisplay. Notice, however that the contentGroup is doesn't appear in the code above and that the controlBarGroup accepts child mxml components. Now say I want to create a custom component that defines various required and non-required skinparts, such as 'headerGroup', 'navigationGroup', and 'accountPreferencesGroup'. I'd like to write this custom component like this The motivation here is that I can now create a couple different skin files to change the look and layout of those subgroups. Reading source of the spark panel, there are some calls within the mx_internal namespace such as getMXMLContent() which is a method of the spark group component, but which I have no access to. Does the description above make sense? How can I create custom 'contentGroups' in my custom Flex4 component that can use nested mxml child components? Should I approach this a different way?

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  • What is the best way to remove accents in a python unicode string?

    - by MiniQuark
    I have a unicode string in python, and I would like to remove all the accents (diacritics). I found on the Web an elegant way to do this in Java: convert the unicode string to its long normalized form (with a separate character for letters and diacritics) remove all the characters whose unicode type is "diacritic". Do I need to install a library such as pyICU or is this possible with just the python standard library? And what about in python 3.0? Important note: I would like to avoid code with an explicit mapping from accented characters to their non-accented counterpart. Thanks for your help.

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  • Visual Studio Add-in to view open files

    - by pfunk
    I frequently have 10 or more files open in Visual Studio at one time. I am looking for an add-in that will duplicate the functionality of the "Windows" Window, but in a NON-Modal, dockable type window. In other words a window with a list of the files open in the IDE, that I can dock next to the Solution explorer or something, and just click on to switch to that open file (if anyone has ever used Textpad, the Document Selector is exactly what I am talking about). Anyone seen an Add-in like that? Note: I am NOT talking about another Window Layout manager

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