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Why java.io.File doesn't have a close() method?
While java.io.RandomAccessFile does have a close() method java.io.File doesn't. Why is that? Is the file closed automatically on finalization or something?
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appearanceWhenContainedIn in Swift
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Update for iOS 9:
If you're targeting iOS 9+ (as of Xcode 7 b1), there is a new method in the UIAppearance protocol which does not use varargs:
static func appearanceWhenContainedInInstancesOfClasses(containerTypes: [AnyObject.Type]) ...
Creating a blurring overlay view
In the Music app of the new iOS, we can see an album cover behind a view that blurs it.
25 Answers
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How does TestFlight do it?
TestFlight offers over-the-air beta distribution of iOS apps (on non-jailbroken devices). How can this be done? Is this an iOS feature, or a vulnerability exploit?
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Maximum concurrent Socket.IO connections
This question has been asked previously but not recently and not with a clear answer.
5 Answers
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NSInvalidUnarchiveOperationException: Could not instantiate class named NSLayoutConstraint
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By default, when you create a new iOS project in Xcode 4.5, your storyboard or XIB is set to use Autolayout, which is a new feature in iOS 6.0. The NSLayoutConstraint class is part of the Autolayout system, and it doesn't exist in older versions of iOS.
If ...
Is there any way to see the file system on the iOS simulator?
...re any way to browse the file system of a currently running or just killed iOS simulator? I'd settle for being able to see a specific app's files if there's a way to do that.
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iOS 7 - How to display a date picker in place in a table view?
...C 2013 video, Apple suggests displaying picker in place in a table view in iOS 7. How to insert and animate a view between table view cells?
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ios simulator: how to close an app
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By the way, trying this in iOS 7 presents screenshots of each running app; just swipe the screenshot upward to close it
– Chicowitz
Oct 23 '13 at 13:08
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Can I create more than one repository for github pages?
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You can have one site published to https://<username>.github.io by publishing to the master branch of a repository named “username.github.io” (substituting your actual username).
You can also have an additional site per GitHub project published to https://<username>.github.i...