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In JavaScript, is returning out of a switch statement considered a better practice than using break?
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@Queue You're correct in that the boolean should be converted to integer, but I'd do it this way: return [100,0][foo == "bar" & 1];
– ic3b3rg
Jan 24 '13 at 21:32
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How does zip(*[iter(s)]*n) work in Python?
...unction call. Therefore you're passing the same iterator 3 times to zip(), and it pulls an item from the iterator each time.
x = iter([1,2,3,4,5,6,7,8,9])
print zip(x, x, x)
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vim command to restructure/force text to 80 columns
... this, as the textwidth option didn't reformat my long line of text (I was converting playing with hex-to-byte conversions):
:%!fold -w 60
That reformated the whole file (which was one line for me) into lines of length 60.
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Google Maps V3 - How to calculate the zoom level for a given bounds
...e willing to change the size of the map div, you have to choose which size and corresponding zoom level you change to (roughly speaking, do you make it larger or smaller than it currently is?).
If you really need to calculate the zoom, rather than store it, this should do the trick:
The Mercator p...
Integrate ZXing in Android Studio
I'll start explaining all the steps I have done and in the end what is the problem.
5 Answers
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What's the best way to send a signal to all members of a process group?
...se if the tree is the result of forking from a server start or a shell command line.) You can discover process groups using GNU ps as follows:
ps x -o "%p %r %y %x %c "
If it is a process group you want to kill, just use the kill(1) command but instead of giving it a process number, give it th...
How to override and extend basic Django admin templates?
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For reference; the snippet in question has been converted to a django app, and is available in PyPi (pip/easy_install) as django-apptemplates: pypi.python.org/pypi/django-apptemplates
– Romløk
Oct 9 '12 at 9:19
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Switch case with fallthrough?
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You can also convert C to lowercase case "${C,,}" in if the case isn't important
– Sprinterfreak
Mar 22 '14 at 12:02
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How can I list ALL DNS records?
...ost is a simple utility for performing DNS lookups. It is normally used to convert names to IP addresses and vice versa. When no arguments or options are given, host prints a short summary of its command line arguments and options.
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Nested attributes unpermitted parameters
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If you use a JSONB field, you must convert it to JSON with .to_json (ROR)
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