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Is there a regular expression to detect a valid regular expression?

... halfer 18.1k1010 gold badges7373 silver badges146146 bronze badges answered Oct 5 '08 at 17:15 Markus JarderotMarkus Jarderot ...
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How do I append one string to another in Python?

...m timeit -s"s=''" "for i in xrange(10000):s+='a'" 1000 loops, best of 3: 1.71 msec per loop $ python -m timeit -s"s=''" "for i in xrange(100000):s+='a'" 10 loops, best of 3: 14.6 msec per loop $ python -m timeit -s"s=''" "for i in xrange(1000000):s+='a'" 10 loops, best of 3: 173 msec per loop It's...
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Why can't I inherit static classes?

... 176 Citation from here: This is actually by design. There seems to be no good reason to inherit a ...
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abort, terminate or exit?

... S.S. Anne 13.1k66 gold badges2727 silver badges5959 bronze badges answered May 12 '10 at 15:41 anonanon ...
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When to use IMG vs. CSS background-image?

... | edited Sep 19 '17 at 15:45 TylerH 18.1k1212 gold badges6161 silver badges8080 bronze badges an...
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Which is better, return value or out parameter?

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htaccess redirect to https://www

...QUEST_URI} [NE,L,R=301] – Beat Jan 27 '15 at 9:20 5 ...
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Simplest/Cleanest way to implement singleton in JavaScript?

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How to use MDC with thread pools?

... 79 Yes, this is a common problem I've run into as well. There are a few workarounds (like manually...
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Logout: GET or POST?

... edited Jan 30 '13 at 22:27 answered Jan 29 '13 at 16:14 Da...