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Expand/collapse section in UITableView in iOS
...body tell me the way to perform UITableView expandable/collapsible animations in sections of UITableView as below?
17...
How do I read an entire file into a std::string in C++?
...turn sstr.str();
}
This is nicely concise. However, as noted in the question this performs a redundant copy and unfortunately there is fundamentally no way of eliding this copy.
The only real solution that avoids redundant copies is to do the reading manually in a loop, unfortunately. Since C++ n...
UIDevice uniqueIdentifier deprecated - What to do now?
...e to light that the UIDevice uniqueIdentifier property is deprecated in iOS 5 and unavailable in iOS 7 and above. No alternative method or property appears to be available or forthcoming.
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Xcode 6 beta 2 issue exporting .ipa: “Your account already has a valid iOS distribution certificate”
I'm having trouble exporting an app for Ad Hoc Distribution on Xcode 6 beta 2:
27 Answers
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Converting Storyboard from iPhone to iPad
I have an iPhone application which has a storyboard. Now I want to provide an iPad application too. So I asked me whether there is a function which helps me convert my iPhone storyboard to an iPad storyboard.
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When to use Storyboard and when to use XIBs
Are there any guidelines on when to use storyboards in an iOS project and when to use XIBs? what are the pros and cons of each and what situations do they each suit?
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Dynamically changing font size of UILabel
... out the size of final text through NSString's sizeWithFont:... UIKit addition methods, for example:
CGSize lLabelSize = [yourText sizeWithFont:factLabel.font
forWidth:factLabel.frame.size.width
lineBreakMode:factLabel.lineBreakMode];
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How do I get the file extension of a file in Java?
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In this case, use FilenameUtils.getExtension from Apache Commons IO
Here is an example of how to use it (you may specify either full path or just file name):
String ext1 = FilenameUtils.getExtension("/path/to/file/foo.txt"); // returns "txt"
String ext2 = Filename...
iPad Web App: Detect Virtual Keyboard Using JavaScript in Safari?
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I found a solution which works, although it is a bit ugly. It also won't work in every situation, but it works for me. Since I'm adapting the size of the user interface to the iPad's window size, the user is normally unable to scroll. In ot...
“From View Controller” disappears using UIViewControllerContextTransitioning
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I was having the same problem here – looks like a bug in iOS 8. I've filed a radar.
I used Reveal to inspect the view hierarchy after the screen goes black. The key UIWindow is completely empty – no view hierarchy at all!
I played around a bit and it looks like there is an e...