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What does a script-Tag with src AND content mean?

...he content is just an object literal (a value), executing it would not actually do anything except cause a silent error. Google's code looks at the contents of the script tag itself, and adjust its behaviour based on that. s...
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Python multiprocessing pool.map for multiple arguments

...rmap method, which accepts a sequence of argument tuples. It then automatically unpacks the arguments from each tuple and passes them to the given function: import multiprocessing from itertools import product def merge_names(a, b): return '{} & {}'.format(a, b) if __name__ == '__main__':...
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What C++ Smart Pointer Implementations are available?

...g limited garbage collection facilities. The first downside being that it calls delete upon destruction making them unacceptable for holding array allocated objects (new[]). It takes ownership of the pointer so two auto pointers shouldn't contain the same object. Assignment will transfer ownership a...
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How do I quickly rename a MySQL database (change schema name)?

...es. You might want to do a mysqldump to move the views, after first moving all the tables. Also note that SHOW TABLES will show tables AND views, so beware. – tuomassalo Nov 1 '13 at 12:38 ...
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Can an array be top-level JSON-text?

...etes RFC 4627), and ECMA-404. They differ in which top-level elements they allow, but all allow an object or an array as the top-level element. RFC 4627: Object or array. "A JSON text is a serialized object or array." RFC 7159: Any JSON value. "A JSON text is a serialized value." ECMA-404: Any JS...
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How to rotate the background image in the container?

... fyi, it doesn't work for all elements; for example, a select can't have a :before. – Yann Dìnendal Apr 10 '15 at 14:41 1 ...
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How to use ArgumentCaptor for stubbing?

...n is a different story. If your test needs to ensure that this method was called with a specific argument, use ArgumentCaptor and this is the case for which it is designed: ArgumentCaptor<SomeClass> argumentCaptor = ArgumentCaptor.forClass(SomeClass.class); verify(someObject).doSomething(argu...
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Most efficient way to concatenate strings in JavaScript?

...once. is wrong, because it's based on a flawed test. That test never actually appends into the DOM. This fixed test shows that creating the string all at once before rendering it is much, MUCH faster. It's not even a contest. (Sorry this is a separate answer, but I don't have enough rep to comme...
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Proper use of errors

... It seems to be missing a more general type for invalid argument. Not all invalid arguments fall under RangeError. Should you define custom types or just throw new Error("<message>");? – anddero Apr 5 at 7:39 ...
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How do .gitignore exclusion rules actually work?

...so git won't look inside) instead of the files within the directory (which allows for the exclusion). Think of the exclusions as saying "but not this one" rather than "but include this" - "ignore this directory (/a/b/c/) but not this one (foo)" doesn't make much sense; "ignore all files in this dir...