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  • How to update a table row with save button using .ajax

    - by Randall
    I have a table which has one row and only one cell will be editable. I have accomplished this with the following code. $("td#effEndDate").click(function() { if (!$(this).hasClass("edit")) { var value = jQuery.trim($(this).html()); $(this).html("<input id=\"txtEdit\" type=\"text\" value=\"" + value + "\" />"); $(this).addClass("edit"); $("#txtEdit").focus(); } }); Now this is the part where i'm stuck. After the field is updated a save button must be clicked to call the proper .ajax method to update the database. But how can I compare the previous value to the current value on a button press? Since i'm not using the onblur property where I could have saved the old value and passed it to the update function.

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  • CAScrollLayer doesn't scroll!

    - by Cliff
    Maybe it's because it's late. Whatever the reason I can't figure out why I'm having trouble with a simple CSScrollLayer example I'm trying. I add a 50 pixel Eclipse icon to a view based project and in my initialize method (called from initWithNibName:bundle:) I have this: -(void) initialize { CAScrollLayer *scrollLayer = [CAScrollLayer layer]; scrollLayer.backgroundColor = [[UIColor blackColor] CGColor]; CGRect bounds = self.view.bounds; scrollLayer.bounds = CGRectMake(0, 0, bounds.size.width, bounds.size.height); scrollLayer.contentsRect = CGRectMake(0, 0, bounds.size.width + 800, bounds.size.height + 800); scrollLayer.borderWidth = 2.5; scrollLayer.borderColor = [[UIColor redColor] CGColor]; scrollLayer.position = CGPointMake(self.view.center.x, self.view.center.y - 20); scrollLayer.scrollMode = kCAScrollBoth; [self.view.layer addSublayer:scrollLayer]; UIImage *image = [UIImage imageNamed:@"eclipse32.gif"]; for(int i=0; i<6; i++) { layer = [CALayer layer]; layer.backgroundColor = [[UIColor blackColor] CGColor]; layer.bounds = CGRectMake(0, 0, 100, 100); layer.contents = (id)[image CGImage]; layer.position = CGPointMake(layer.bounds.size.width * i, self.view.center.y); [scrollLayer addSublayer:layer]; } // [button removeFromSuperview]; // [self.view addSubview:button]; // self.view.userInteractionEnabled = YES; [image release]; } The scroll layer shows, the icon is repeated on the layer I have a border around the edge of the screen. Everything is lovely except I can't scroll the icons. I've tried with/without setting scroll mode. I've tried with a single stretched icon that falls off screen. I've tried everything. What am I doing wrong?

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  • Flex 4 - Using .pfm/.pfb fonts

    - by Zed-K
    Hi everyone, I just switched to Flash Builder 4 & Flex 4 SDK, and it seems it's no longer possible to use a .pfm/.pfb font, either by embedding it or using it as a system font. I keep getting error messages, and Google can't find anybody having the same issue. I tried several methods: - copy/pasting the [Embed] statement which was working using Flex 3 SDK - installing the font and then try to simply call it by its name in a CSS declaration without embedding it ; seems to work for every .ttf and .otf system fonts, but not for .pfm/.pfm ones - using a Flash-generated swf which embeds the font So far none of these seems to work. Has anybody got an idea on how to achieve this? I actually don't care using a system font without embedding it as long as it works. I'll be really grateful if somebody could help me on this, I'm totally stuck and cannot use another font instead.

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  • How to resize font on the GUI buttons in MFC

    - by ame
    I have a GUI written in MFC for a Windows CE device. However I need to resize some of the buttons and their corresponding text. I can't figure out how to change font size. The following code fragments did not help: Trial 1: *CFont fnt2; fnt2.CreateFont(10, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH, L"MS Shell Dlg"); m_btnForceAnalog.SetFont(&fnt2); fnt2.Detach(); Trial 2: LOGFONT lf; memset(&lf,0,sizeof(LOGFONT)); lf.lfHeight = 5; // Request a 100-pixel-height font // DP and LP are always the same on CE - The conversion below is used by CFont::CreateFontIndirect HDC hDC=::GetDC(NULL); lf.lfHeight = ::GetDeviceCaps(hDC,LOGPIXELSY) * lf.lfHeight; ::ReleaseDC(NULL,hDC); //ReleaseDC(/NULL,/hDC); lf.lfHeight /= 720; // 72 points/inch, 10 decipoints/point if(lf.lfHeight 0) lf.lfHeight *= -1; OutputDebugString(L"\nAbout to call the setfont\n"); lstrcpy(lf.lfFaceName, _T("Arial")); HFONT font =::CreateFontIndirectW(&lf); CWnd* myButton = GetDlgItem(IDC_FORCE_ANALOG_BTN); //The Button with regular font myButton-SendMessageW(WM_SETFONT, (WPARAM)font, TRUE); Thankyou!

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  • compiling cocos3d 0.7.2 with Xcode5 error

    - by jimmy
    I tried to compile my cocos3d 0.7.2 project with xcode5. I am already stuck at the first error I get with the line “super.parent = aNode;” in CC3ParametricMeshNodes.m. this line is in the setParent function: -(void) setParent: (CC3Node*) aNode { super.parent = aNode; [self deriveNameFrom: aNode]; if ( !mesh ) self.box = self.parentBoundingBox; } and the error I get is: CC3ParametricMeshNodes.m:246:15: Assignment to readonly property I am sure that there will be other errors after this one is fixed. Is there any topic on common errors that occur while compiling cocos3d 0.7.2 with Xcode5? Thanks

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  • Finding the closest grid coordinate to the mouse position with javascript/jQuery

    - by Acorn
    What I'm trying to do is make a grid of invisible coordinates on the page equally spaced. I then want a <div> to be placed at whatever grid coordinate is closest to the pointer when onclick is triggered. Here's the rough idea: I have the tracking of the mouse coordinates and the placing of the <div> worked out fine. What I'm stuck with is how to approach the problem of the grid of coordinates. First of all, should I have all my coordinates in an array which I then compare my onclick coordinate to? Or seeing as my grid coordinates follow a rule, could I do something like finding out which coordinate that is a multiple of whatever my spacing is is closest to the onclick coordinate? And then, where do I start with working out which grid point coordinate is closest? What's the best way of going about it? Thanks!

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  • Are these tables too big for SQL Server or Oracle

    - by Jeffrey Cameron
    Hey all, I'm not much of a database guru so I would like some advice. Background We have 4 tables that are currently stored in Sybase IQ. We don't currently have any choice over this, we're basically stuck with what someone else decided for us. Sybase IQ is a column-oriented database that is perfect for a data warehouse. Unfortunately, my project needs to do a lot of transactional updating (we're more of an operational database) so I'm looking for more mainstream alternatives. Question Given these tables' dimensions, would anyone consider SQL Server or Oracle to be a viable alternative? Table 1 : 172 columns * 32 million rows Table 2 : 453 columns * 7 million rows Table 3 : 112 columns * 13 million rows Table 4 : 147 columns * 2.5 million rows Given the size of data what are the things I should be concerned about in terms of database choice, server configuration, memory, platform, etc.?

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  • Chrome Extension: how to capture selected text and send to a web service

    - by phil swenson
    For the Google Chrome extension, I need to capture selected text in a web page and send to a web service. I'm stuck! First I tried a bookmarklet, but Chrome on Mac seems to have some bookmarklet bugs so I decided to write an extension. I use this code in my ext: function getSelText(){ var txt = 'nothing'; if (window.getSelection){ txt = "1" + window.getSelection(); } else if (document.getSelection) { txt = "2" + document.getSelection(); } else if (document.selection) { txt = "3" + document.selection.createRange().text; } else txt = "wtf"; return txt; } var selection = getSelText(); alert("selection = " + selection); When I click on my extension icon, I get a "1". So I think the act of selecting outside the browser window is causing the text to not be seen by the browser as "selected" any more. Just a theory.... thoughts?

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  • sed/awk or other: increment a number by 1 keeping spacing characters

    - by WizardOfOdds
    I've got a string: (notice the spacing) eh oh 37 and I want it to become: eh oh 36 (so I want to keep the spacing) Using awk I don't find how to do it, so far I have: echo "eh oh 37" | awk '$3>=0&&$3<=99 {$3--} {print}' But this gives: eh oh 36 (the spacing characters where lost, because the field separator is ' ') Is there a way to ask awk something like "print the output using the exact same field separators as the input had"? Then I tried with sed, but got stuck after this: echo "eh oh 37" | sed -e 's/\([0-9][0-9]\)/.../' Can I do arithmetic from sed using a reference to the matching digits and have the output not modify the number of spacing characters? Note that it's related to my question concerning Emacs and how to apply this to some (big) Emacs region (using a replace region with Emacs's shell-command-on-region) but it's not an identical question: this one is specifically about how to "keep spaces" when working with awk/sed/etc.

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  • Date exception when trying to use date method

    - by Simon Andi
    Hi, I have defined a object model where one of the array elements is a string public static String[] columnNames6 = {"Total Shares", "Total Calls", "Call Strike", "Call Premium", "Call Expiry" }; public static Object[][] data6 = { { new Double(0), new Double(0), new Double(0), new Double(0),"dd/mm/yyyy"}, }; I then use the following code to get the date so that I can use the data method but having no joy - Can someone please tell me why it is throwing an exception after I do this String ExpiryDate = (String)GV.data6[0][4]; System.out.println("DATE STRING IS: " + ExpiryDate); Date EndOptionDate = new Date(ExpiryDate); // SOMETHING WRONG HERE even though it compiles okay //Get Todays's Date Date TodaysDate = new Date(); //Calculate Days Option Expiry long DaysDifference = EndOptionDate.getTime() - TodaysDate.getTime(); Would really appreciate some help as really stuck not sure how I should code the line in bold - new to java, so please excuses my lack of knowledge looked at tutorials can't seem to move forward. Thanks Simon

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  • How to implement checkout/basket system

    - by ct2k7
    Hi, I'm making an app for fun and would like to know how to implement a checkout/basket system on the app. Basically, a list of products is pulled in from a web server in form of XML file, which is then displayed in a UITableView controller. A tap on the cell takes the user to a more detailed overview of the product. The app would need to be able to get the product into a basket type thing, and this is where I'm getting stuck. Are there any code samples that I could take a look at?

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  • How to fix rotations in a Rubik's Cube?

    - by Eindbaas
    I'm trying to create a Rubik's Cube in Flash & Papervision and i'm really stuck here. I'm up to the point where i can rotate any plane of cubes once, but after that...it's messed up because all local coordinate systems are messy. I dont really know where to go from here, can anybody give any advice on what do do? I'm not looking for 'read about transformation matrices', i know i should (and i am doing that), but i'm not really sure what to look for. My idea is that, after each rotation, i should fix each coordinate system of each cube again, but i have no idea how. Any hints on what i want to achieve (in words), and why, are much appreciated. http://dl.dropbox.com/u/250155/rubik/main.html (you can press the K key once ;) )

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  • Haskell simple compilation bug

    - by fmsf
    I'm trying to run this code: let coins = [50, 25, 10, 5, 2,1] let candidate = 11 calculate :: [Int] calculate = [ calculate (x+candidate) | x <- coins, x > candidate] I've read some tutorials, and it worked out ok. I'm trying to solve some small problems to give-me a feel of the language. But I'm stuck at this. test.hs:3:0: parse error (possibly incorrect indentation) Can anyone tell me why? I've started with haskell today so please go easy on the explanations. I've tried to run it like: runghc test.hs ghc test.hs but with: ghci < test.hs it gives this one: <interactive>:1:10: parse error on input `=' Thanks

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  • Finding a picture in a picture with java?

    - by tarrasch
    what i want to to is analyse input from screen in form of pictures. I want to be able to identify a part of an image in a bigger image and get its coordinates within the bigger picture. Example: would have to be located in And the result would be the upper right corner of the picture in the big picture and the lower left of the part in the big picture. As you can see, the white part of the picture is irrelevant, what i basically need is just the green frame. Is there a library that can do something like this for me? Runtime is not really an issue. What i want to do with this is just generating a few random pixel coordinates and recognize the color in the big picture at that position, to recognize the green box fast later. And how would it decrease performance, if the white box in the middle is transparent? The question has been asked several times on SO as it seems without a single answer. I found i found a solution at http://werner.yellowcouch.org/Papers/subimg/index.html . Unfortunately its in C++ and i do not understand a thing. Would be nice to have a Java implementation on SO.

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  • Parsing xml with dom4j or jdom or anyhow

    - by c0mrade
    Hello, I wanna read feed entries and I'm just stuck now. Take this for example : http://stackoverflow.com/feeds/question/2084883 lets say I wanna read all the summary node value inside each entry node in document. How do I do that? I've changed many variations of code this one is closest to what I want to achieve I think : Element entryPoint = document.getRootElement(); Element elem; for(Iterator iter = entryPoint.elements().iterator(); iter.hasNext();){ elem = (Element)iter.next(); System.out.println(elem.getName()); } It goes trough all nodes in xml file and writes their name. Now what I wanted to do next is if(elem.getName() == "entry") to get only the entry nodes, how do I get elements of the entry nodes, and how to get let say summary and its value? tnx

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  • Silverlight ValidationSummary screen real estate

    - by Mark Cooper
    Silverlight 3; I have a ValidationSummary in the top row of my grid. When the ValidationSummary appears, it pushes my button row (row 3) off the bottom of the displayable screen. <Grid HorizontalAlignment="Stretch" VerticalAlignment="Stretch"> <Grid.RowDefinitions> <RowDefinition Height="Auto" /> <RowDefinition Height="Auto" /> <RowDefinition Height="36" /> </Grid.RowDefinitions> <di:ValidationSummary Grid.Row="0" /> <Grid x:Name="gridOuterContentHolder" Grid.Row="1"> <Grid.RowDefinitions> <RowDefinition Height="0.68*" /> <RowDefinition Height="5" /> <RowDefinition Height="0.32*" /> </Grid.RowDefinitions> <!-- elements removed for brevity --> </Grid> <StackPanel x:Name="stack" Grid.Row="2" Orientation="Horizontal" HorizontalAlignment="Right"> <Button Content="Delete" x:Name="btnDelete" Height="20" Width="75" /> </StackPanel> </Grid> I'm a code monkey not a pixel pusher and can't figure out which combination of Stretch's, Auto's and *'s I need. Any pushers out there that can help?? Thanks, Mark

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  • Mono ASP.NET COM Reference

    - by Benny
    I am sure this is a very dumb question to be asking for such a platform as Mono, but I am really stuck with .NET on one of my only remaining projects on MS platforms and would like to move away from it. The only problem is that the web site is dependent on a COM library that is simply a socket wrapper enforcing a messaging protocol. I could reverse the code (I actually made a 10k line attempt) but there's nothing better than the original if it works. Is there any way to reference a tlb export on Mono? Any advice would be greatly appreciated. Thanks in advance!

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  • ODBC and Windows Service

    - by DNS
    Hi, I'm new to windows services and... you guessed it, I’m a bit stuck. Let me paint the picture – I’m running a timed service that use an OdbcDataReader and SqlBulkCopy to (1) archive the data (2) normalize the data on a SQL box. When I run this code in a windows form proj. it works fine. Then, when I change the DNS’s Data Directory Path to a local drive, instead of the network share (just simulated the environment locally), it works as well. I’m obviously missing something. Any help will be appreciated. DNS

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  • How do I set ORDER BY params using prepated PDO statement?

    - by Marlorn
    I'm having problems using params in the ORDER BY section of my SQL. It doesn't issue any warnings, but prints out nothing. $order = 'columnName'; $direction = 'ASC'; $stmt = $db->prepare("SELECT field from table WHERE column = :my_param ORDER BY :order :direction"); $stmt->bindParam(':my_param', $is_live, PDO::PARAM_STR); $stmt->bindParam(':order', $order, PDO::PARAM_STR); $stmt->bindParam(':direction', $direction, PDO::PARAM_STR); $stmt->execute(); The :my_param works, but not :order or :direction. Is it not being internally escaped correctly? Am I stuck inserting it directly in the SQL? Like so: $order = 'columnName'; $direction = 'ASC'; $stmt = $db->prepare("SELECT * from table WHERE is_live = :is_live ORDER BY $order $direction"); Is there a PDO::PARAM_COLUMN_NAME constant or some equivalent? Thanks!

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  • How to create a CGBitmapContext which works for Retina display and not wasting space for regular display?

    - by ????
    Is it true that if it is in UIKit, including drawRect, the HD aspect of Retina display is automatically handled? So does that mean in drawRect, the current graphics context for a 1024 x 768 view is actually a 2048 x 1536 pixel Bitmap context? (is there a way to print this size out to verify it). We actually enjoy the luxury of 1 point = 4 pixels automatically handled for us. However, if we use CGBitmapContextCreate, then those will really be pixels, not points? (at least if we provide a data buffer for that bitmap, the size is not for the higher resolution, but for the standard resolution, and even if we pass NULL as the buffer so that CGBitmapContextCreate handles the buffer for us, the size probably is the same as if we pass in a data buffer, and it is just standard resolution, not Retina's resolution). We can always create 2048 x 1536 for iPad 1 and iPad 2 as well as the New iPad, but it will waste memory and processor and GPU power, as it is only needed for the New iPad. So do we have to use a if () { } else { } to create such a bitmap context and how do we actually do so? And all our code CGContextMoveToPoint has to be adjusted for Retina display to use x * 2 and y * 2 vs non-retina display of just using x, y as well? That can be quite messy for the code. (or maybe we can define a local variable scaleFactor and set it to 1 for standard resolution and 2 if it is retina, so our x and y will always be x * scaleFactor, y * scaleFactor instead of just x and y.) It seems that UIGraphicsBeginImageContextWithOptions can create one for Retina automatically if the scale of 0.0 is passed in, but I don't think it can be used if I need to create the context and keep it (and using ivar or property of UIViewController to hold it). If I don't release it using UIGraphicsEndImageContext, then it stays in the graphics context stack, so it seems like I have to use CGBitmapContextCreate instead. (or do we just let it stay at the bottom of the stack and not worry about it?)

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  • git- how to troubleshoot "cannot find command"

    - by Frank Schwieterman
    I need help getting git extensions to run with msysgit. I have had bad luck with extensions git-tfs and git-fetchall, in both cases it is the same problem. The addon will require a file to be placed where git can find it (git-tfs.exe and git-fetchall.sh). I understand this to mean the files need to be in a directory that is in the 'PATH' environment variable. In both cases I get stuck at this point: $ git-diffall bash: git-diffall: command not found When I run echo %PATH% from a regular command shell, it shows my path variable includes the directories where git-diffall and git-tfs are. How can I debug this, or am I missing something? Is there a way within msysgit to verify the command search path is what I expect?

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  • Non-interactive command-line FTP client alternative to weex

    - by Halfgaar
    Hi, I'm looking for a good non-interactive, command line FTP client to be run from a Rakefile. Like Weex, but better. Weex has different problems (for me): It stores its config file in my home dir. I want the FTP config to be part of my project and weex doesn't have a --config-file option or something. The behavior of ignoring files seems to be completely buggy. It doesn't remove files which it should, it doesn't let me specify relative paths, even though I do it according to the man page's instructions, etc. I've been struggling with it for an hour now and it is just completely inexplicable. I tried running rsync over FTPFS/FUSE, but that is dead slow because FTP doesn't store mtimes, which makes rsync diff every file. Plus, there are some refresh problems and other bugs that cause access failure (http://bugs.gentoo.org/208168). I'm stuck with FTP, unfortunately. Any help is appreciated.

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  • EF problem with entity re-ordering and uniqueness constraint

    - by wpfwannabe
    I am using Entity Framework and I've come to an interesting stumbling block. Let's say there is a db table "Item" with "sequence" column of type int (and others of course). Column "sequence" must be unique and it is used for (re)ordering of items. EF maps this table to "Item" class with "sequence" int property. Now let's say I want to swap position of two items by mutually exchanging each other's sequence number. Upon calling SaveChanges() EF throws an exception complaining about "sequence" uniqueness. It probably generates two UPDATEs and the first one probably fails. I assume that plain SQL solution to this issue is using a third UPDATE to introduce a unique sequence value in the process but I am stuck with EF. Any thoughts?

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  • jQuery drag drop slower for more DIV items

    Hi there, I have got a hierarchichal tags (with parent child relationship) in my page and it will account to 500 - 4500 (can even grow). When i bound the draggable and droppable for all i saw very bad performance in IE7 and IE6. The custom helper wont move smoothly and was very very slow. Based on some other post i have made the droppable been bound/unbound on mouseover and mouseout events (dynamically). Its better now. But still i dont see the custom helper move very smoothly there is a gap between the mouse cursor and the helper when they move and gets very bad when i access the site from remote. Please help me to address this performance issue. Am totally stuck here.. :(

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  • HASH reference error with HTTP::Message::decodable

    - by scarba05
    Hi, I'm getting an "Can't use an undefined value as a HASH reference" error trying to call HTTP::Message::decodable() using Perl 5.10 / libwww installed on Debian Lenny OS using the aptitude package manager. I'm really stuck so would appreciate some help please. Here's the error: Can't use an undefined value as a HASH reference at (eval 2) line 1. at test.pl line 4 main::__ANON__('Can\'t use an undefined value as a HASH reference at enter code here`(eval 2)...') called at (eval 2) line 1 HTTP::Message::__ANON__() called at test.pl line 6 Here's the code: use strict; use HTTP::Request::Common; use Carp; $SIG{ __DIE__ } = sub { Carp::confess( @_ ) }; print HTTP::Message::decodable();

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