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Why does an NSInteger variable have to be cast to long when used as a format argument?

...ends to add a cast to long generally. Update: Since iOS 7 supports 64-bit now as well, you can get the same warning when compiling for iOS. share | improve this answer | fol...
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The developers of this app have not set up this app properly for Facebook Login?

...al public? and Turn ON the switch next to this. That's it! - App is now publicly available. See the fully green circle next to the app name. share | improve this answer | ...
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Understanding the Gemfile.lock file

...ck in the application together with the Gemfile and Gemfile.lock snapshot. Now, your repository has a record of the exact versions of all of the gems that you used the last time you know for sure that the application worked... This is important: the Gemfile.lock makes your application a single packa...
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vector::at vs. vector::operator[]

I know that at() is slower than [] because of its boundary checking, which is also discussed in similar questions like C++ Vector at/[] operator speed or ::std::vector::at() vs operator[] << surprising results!! 5 to 10 times slower/faster! . I just don't understand what the at() met...
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Are there any JavaScript static analysis tools? [closed]

... The source code for TAJS is now available. – Rich Dougherty Sep 13 '12 at 19:58 add a comment  |  ...
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Can Visual Studio 2012 be installed side-by-side w/ Visual Studio 2010?

...fixed for your user. For all intents and purposes, those fixed bugs are now "Hidden Bugs" (for developers that still need to target .net 4.0. The best part is that it does not matter if you use VS 2010 or VS 2012. Once .net 4.5 is installed the bugs are hidden. See this post for more details:...
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Should I put input elements inside a label element?

... contained within a label element that contains the label text." I don't know if that was added in the years since @Sorcy commented, but the input-in-label scenario is considered valid now. – Alex Weitzer Aug 14 '14 at 21:29 ...
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What does !important mean in CSS?

...fusion happens as ! is a symbol for NOT in some languages but it's clearer now. – Si8 Mar 13 '14 at 21:00 2 ...
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Run an Application in GDB Until an Exception Occurs

...mes catch is not the best way to debug exception handling: if you need to know exactly where an exception is raised, it is better to stop before the exception handler is called, since that way you can see the stack before any unwinding takes place. If you set a breakpoint in an exception handler ins...
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Generate pdf from HTML in div using Javascript

... No, as far as I know, classes are no valid selectors at the moment as stated in their examples: "we support special element handlers. Register them with jQuery-style ID selector for either ID or node name. ("#iAmID", "div", "span" etc.) There...