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What does the “~” (tilde/squiggle/twiddle) CSS selector mean?
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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...
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...
how to generate migration to make references polymorphic
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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...
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...
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
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What is difference between cacerts and keystore?
... don't see any reason for that to change between environmenets, unless you commit the mistake of using self-signed certificates for test servers: a mistake because it means you're using different code paths in test and in production.
– Marquis of Lorne
Oct 26 '...