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Difference between '..' (double-dot) and '…' (triple-dot) in range generation?
... to the end inclusively. Those created using ... exclude the end value.
-- http://ruby-doc.org/core-2.1.3/Range.html
In other words:
2.1.3 :001 > ('a'...'d').to_a
=> ["a", "b", "c"]
2.1.3 :002 > ('a'..'d').to_a
=> ["a", "b", "c", "d"]
...
How to use ADB to send touch events to device using sendevent command?
...same position:
adb shell input tap 757 1694
More info can be found at:
https://source.android.com/devices/input/touch-devices.html
http://source.android.com/devices/input/getevent.html
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best way to preserve numpy arrays on disk
...arge numpy arrays. There are two options for dealing with hdf5 in python:
http://www.pytables.org/
http://www.h5py.org/
Both are designed to work with numpy arrays efficiently.
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Rails render partial with block
...ome content to be rendered inside the partial</p>
</div>
See http://api.rubyonrails.org/classes/ActionView/Helpers/CaptureHelper.html
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Why does Eclipse Java Package Explorer show question mark on some classes?
...ass file, it will have the ? icon.
For other CVS Label Decorations, check http://help.eclipse.org/help33/index.jsp?topic=/org.eclipse.platform.doc.user/reference/ref-cvs-decorations.htm
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What's the difference between “Normal Reload”, “Hard Reload”, and ...
... clear cache only for the troubled URL. It helped me when I was stuck with http to https redirection cache.
Open Chrome developer tools, in Windows I use F12
Check Preserve log to save the log before redirection
Right click the redirected URL and Clear browser cache
This will clear only the trou...
how does array[100] = {0} set the entire array to 0?
...se following syntax:
int array[256] = {[0 ... 255] = 0};
Please look at
http://gcc.gnu.org/onlinedocs/gcc-4.1.2/gcc/Designated-Inits.html#Designated-Inits, and note that this is a compiler-specific feature.
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Matplotlib discrete colorbar
...a proper contour routine was
added to matplotlib - see contour_demo.py and
http://matplotlib.sf.net/matplotlib.pylab.html#-contour.
"""
from pylab import *
delta = 0.01
x = arange(-3.0, 3.0, delta)
y = arange(-3.0, 3.0, delta)
X,Y = meshgrid(x, y)
Z1 = bivariate_normal(X, Y, 1.0, 1.0, 0.0, 0.0)
Z...
Update multiple rows in same query using PostgreSQL
..._b = '345' THEN 2
END
WHERE column_b IN ('123','345')
And working proof: http://sqlfiddle.com/#!2/97c7ea/1
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How to map a composite key with JPA and Hibernate?
... name.equals(that.getName()). The first will fail, if that is a proxy.
http://www.laliluna.de/jpa-hibernate-guide/ch06s06.html
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