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MySql server startup error 'The server quit without updating PID file '
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answered Nov 15 '11 at 13:56
TombartTombart
24.4k1212 gold badges104104 silver badges116116 bronze badges
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Vim delete blank lines
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answered Apr 1 '09 at 15:36
soulmergesoulmerge
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Get a random boolean in python?
...port random" "random.choice((True, False))"
1000000 loops, best of 3: 0.846 usec per loop
$ python -m timeit -s "import random" "random.getrandbits(1)"
1000000 loops, best of 3: 0.286 usec per loop
$ python -m timeit -s "import random" "bool(random.getrandbits(1))"
1000000 loops, best of 3: 0.441 u...
Quickly find whether a value is present in a C array?
... with a time-critical ISR that needs to iterate through an array of size 256 (preferably 1024, but 256 is the minimum) and check if a value matches the arrays contents. A bool will be set to true is this is the case.
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Handlebars.js Else If
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edited Dec 14 '15 at 16:49
answered Jun 4 '12 at 15:40
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How to deep copy a list?
...jects.
See the following snippet -
>>> a = [[1, 2, 3], [4, 5, 6]]
>>> b = list(a)
>>> a
[[1, 2, 3], [4, 5, 6]]
>>> b
[[1, 2, 3], [4, 5, 6]]
>>> a[0][1] = 10
>>> a
[[1, 10, 3], [4, 5, 6]]
>>> b # b changes too -> Not a deepcopy.
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How do I PHP-unserialize a jQuery-serialized form?
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64
You shouldn't have to unserialize anything in PHP from the jquery serialize method. If you seri...
Getting Java version at runtime
I need to work around a Java bug in JDK 1.5 which was fixed in 1.6. I'm using the following condition:
12 Answers
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How to access component methods from “outside” in ReactJS?
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206
React provides an interface for what you are trying to do via the ref attribute. Assign a compon...
ValueError: The truth value of an array with more than one element is ambiguous. Use a.any() or a.al
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6 Answers
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