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A fast method to round a double to a 32-bit int explained

...itude and sign representation, while integers on "normal" machines use 2's complement arithmetic; how is this handled here? We talked only about positive integers; now suppose we are dealing with a negative number in the range representable by a 32-bit int, so less (in absolute value) than (-2^31+1...
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What does the “~” (tilde/squiggle/twiddle) CSS selector mean?

... The ~ selector is in fact the General sibling combinator (renamed to Subsequent-sibling combinator in selectors Level 4): The general sibling combinator is made of the "tilde" (U+007E, ~) character that separates two sequences of simple selectors. The elements re...
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Join a list of strings in python and wrap each string in quotation marks

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Maintaining the final state at end of a CSS3 animation

...up that's it. Will check your answer when I can. If any CSS-heads wants to comment on the logic behind that being required, I'd love to know! – Dan Oct 20 '12 at 18:04 ...
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std::back_inserter for a std::set?

...n't have push_back because the position of an element is determined by the comparator of the set. Use std::inserter and pass it .begin(): std::set<int> s1, s2; s1 = getAnExcitingSet(); transform(s1.begin(), s1.end(), std::inserter(s2, s2.begin()), ExcitingUnaryFunctor()); The ins...
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how to generate migration to make references polymorphic

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Understanding NSRunLoop

...t need to access the run loop directly, though there are some (networking) components that may allow you to specify which run loop they will use for I/O processing. A run loop for a given thread will wait until one or more of its input sources has some data or event, then fire the appropriate input...
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Method overloading in Objective-C?

...hod name" includes the method signature keywords (the parameter names that come before the ":"s), so the following are two different methods, even though they both begin "writeToFile": -(void) writeToFile:(NSString *)path fromInt:(int)anInt; -(void) writeToFile:(NSString *)path fromString:(NSString...
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What is the maximum depth of the java call stack?

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Using Vim's persistent undo?

...st on Windows so I edited the answer to call mkdir twice to ensure Windows compatibility. – Matthias Braun Feb 18 '15 at 15:11 2 ...