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Python - Count elements in list [duplicate]
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399
len()
>>> someList=[]
>>> print len(someList)
0
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What are the best JVM settings for Eclipse? [closed]
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315
votes
It is that time of year again: "eclipse.ini take 3" the settings strike bac...
Compiling with cython and mingw produces gcc: error: unrecognized command line option '-mno-cygwin'
...gling to sort it.
– robintw
Mar 2 '13 at 13:45
@robintw yes I did. I posted a recipe at that moment (And I found it!)....
Joining two lists together
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Sipo
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answered Oct 6 '09 at 21:24
ChrisF♦ChrisF
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Eclipse IDE for Java - Full Dark Theme
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edited Nov 17 '13 at 7:32
Inder Kumar Rathore
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Which version of Python do I have installed?
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632
python -V
http://docs.python.org/using/cmdline.html#generic-options
--version may also work ...
How to pretty print nested dictionaries?
... sthsth
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8
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How to convert 2D float numpy array to 2D int numpy array?
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Use the astype method.
>>> x = np.array([[1.0, 2.3], [1.3, 2.9]])
>>> x
array([[ 1. , 2.3],
[ 1.3, 2.9]])
>>> x.astype(int)
array([[1, 2],
[1, 2]])
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How to validate an email address in PHP
...specs, but I have to warn you it is not an easy read by any stretch:
rfc5322
rfc5321
rfc3696
rfc6531 (allows unicode characters, although many clients / servers don't accept it)
Note that filter_var() is as already stated only available as of PHP 5.2. In case you want it to work with earlier ver...
iOS 6 apps - how to deal with iPhone 5 screen size? [duplicate]
...der the Summary section, look for Launch Images. The image has to be 640x1136 pixels in size. Here's a screenshot of where to find it, if that helps.
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