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java.util.regex - importance of Pattern.compile()?

...rtance of Pattern.compile() method? Why do I need to compile the regex string before getting the Matcher object? 8 An...
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Python time measure function

... return wrap Note I'm calling f.func_name to get the function name as a string(in Python 2), or f.__name__ in Python 3. share | improve this answer | follow ...
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How can I do a line break (line continuation) in Python?

...ollows: when a physical line ends in a backslash that is not part of a string literal or comment, it is joined with the following forming a single logical line, deleting the backslash and the following end-of-line character. For example: if 1900 < year < 2100 and 1 <= month &...
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Do I need to disable NSLog before release Application?

...BUG_MODE #define DLog( s, ... ) NSLog( @"<%p %@:(%d)> %@", self, [[NSString stringWithUTF8String:__FILE__] lastPathComponent], __LINE__, [NSString stringWithFormat:(s), ##__VA_ARGS__] ) #else #define DLog( s, ... ) #endif Now instead of NSLog use DLog everywhere. When testing and debugging...
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How can I make SQL case sensitive string comparison on MySQL?

...tion that returns five characters with mixed case. If I do a query on this string it will return the value regardless of case. ...
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What is the printf format specifier for bool?

... I would +1 this if you get rid of the non-single-string-literal expression as the format string. This kind of usage easily turns into unsafe usage. printf("%s", x ? "true" : "false"); would fix the issue. – R.. GitHub STOP HELPING ICE ...
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What does pylint's “Too few public methods” message mean

...lass derived from NamedTuple" pattern. Python 2 - namedtuples created from string descriptions - is ugly, bad and "programming inside string literals" stupid. I agree with the two current answers ("consider using something else, but pylint isn't always right" - the accepted one, and "use pylint sup...
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Are duplicate keys allowed in the definition of binary search trees?

..., that's just an option. It could also disallow odd numbers, or primes, or strings with too many vowels, or any other type of data. The only real requirement is that it's ordered in some way, and preferably self-balancing. – paxdiablo Sep 16 at 1:01 ...
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design a stack such that getMinimum( ) should be O(1)

...isEmpty () { return size == 0; } public static void main (String...args) { StackWithMin stack = new StackWithMin(); for ( String arg: args ) stack.push( Integer.parseInt( arg ) ); while ( ! stack.isEmpty() ) { int min = stack.getMin...
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What does if __name__ == “__main__”: do?

...in program, e.g. python foo.py the interpreter will assign the hard-coded string "__main__" to the __name__ variable, i.e. # It's as if the interpreter inserts this at the top # of your module when run as the main program. __name__ = "__main__" When Your Module Is Imported By Another On the other...