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What is q=0.5 in Accept* HTTP headers?
...tor. It specifies what language the user would prefer, on a scale of 0 to 1, as can be seen from the HTTP/1.1 Specification, §14.4:
Each language-range MAY be given an associated quality value which represents an estimate of the user's preference for the languages specified by that range. The qua...
Logging framework incompatibility
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112
You are mixing the 1.5.6 version of the jcl bridge with the 1.6.0 version of the slf4j-api; th...
ERROR: Error installing capybara-webkit:
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218
If you are in Ubuntu do
sudo apt-get install qt4-dev-tools libqt4-dev libqt4-core libqt4-gui
...
What does glLoadIdentity() do in OpenGL?
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139
The identity matrix, in terms of the projection and modelview matrices, essentially resets the...
Objective-C - Remove last character from string
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419
In your controller class, create an action method you will hook the button up to in Interface B...
What does |= (ior) do in Python?
...or. See examples below.
Sets
For example, the union of two assigned sets s1 and s2 share the following equivalent expressions:
>>> s1 = s1 | s12 # 1
>>> s1 |= s2 # 2
>>> s1.__ior__(s2) ...
How to write a cron that will run a script every day at midnight?
...mm hh dd mt wd command
mm minute 0-59
hh hour 0-23
dd day of month 1-31
mt month 1-12
wd day of week 0-7 (Sunday = 0 or 7)
command: what you want to run
all numeric values can be replaced by * which means all
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str performance in python
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105
'%s' % 100000 is evaluated by the compiler and is equivalent to a constant at run-time.
>&...
How to create a density plot in matplotlib?
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124
Sven has shown how to use the class gaussian_kde from Scipy, but you will notice that it doesn...