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“From View Controller” disappears using UIViewControllerContextTransitioning

... 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 easy workaround, for simple cases. You can just re-add the toViewController's view as a subview of the key window's: transitionContext.completeTransition(true) UIAp...
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What is the difference between print and puts?

... Mark AmeryMark Amery 98.9k4848 gold badges336336 silver badges379379 bronze badges ...
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How to calculate moving average using NumPy?

...5, 13.5, 14.5, 15.5, 16.5, 17.5]) So I guess the answer is: it is really easy to implement, and maybe numpy is already a little bloated with specialized functionality. share | improve this an...
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Why is Go so slow (compared to Java)?

...n spends runtime supporting language features that the benchmark doesn't really need. In most compiled languages a sufficiently clever compiler could in theory strip out what isn't needed, but there comes a point where you're rigging the demo, since very few real users of the language would write pr...
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What's the difference between HEAD^ and HEAD~ in Git?

...f thumb Use ~ most of the time — to go back a number of generations, usually what you want Use ^ on merge commits — because they have two or more (immediate) parents Mnemonics: Tilde ~ is almost linear in appearance and wants to go backward in a straight line Caret ^ suggests an interesting s...
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error: ‘NULL’ was not declared in this scope

... Actually it's not a keyword in Java either. – Man of One Way Jun 19 '12 at 22:11 4 ...
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Why does the C preprocessor interpret the word “linux” as the constant “1”?

Why does the C preprocessor in GCC interpret the word linux (small letters) as the constant 1 ? 5 Answers ...
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How to select bottom most rows?

... This and other answers work fine when you're working on smaller tables. I don't think it's worth ordering the entire table by a column when you are just interested in the bottom few rows. – steadyfish Oct 13 '14 at 16:09 ...
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Initializing a member array in constructor initializer

...hing. I'm not exactly sure about the following case, but some compilers do allow it. struct A { char foo[6]; A():foo("hello") { } /* valid? */ }; See this GCC PR for further details. Do C++0x initializer lists solve the problem? Yes, they do. However your syntax is invalid, I think. Y...
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Symbolicating iPhone App Crash Reports

... Also, if used without an address, it allow you to analyse multiple locations by submitting them one by one. – Paul Ardeleanu Mar 12 '12 at 10:03 ...