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Change the Right Margin of a View Programmatically?
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answered Dec 17 '10 at 16:30
Kevin CoppockKevin Coppock
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How to check whether a file is empty or not?
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361
>>> import os
>>> os.stat("file").st_size == 0
True
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How can I sharpen an image in OpenCV?
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163
One general procedure is laid out in the Wikipedia article on unsharp masking:
You use a Gaussia...
What is the best way to concatenate two vectors?
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332
AB.reserve( A.size() + B.size() ); // preallocate memory
AB.insert( AB.end(), A.begin(), A.end...
What is the difference between ${var}, “$var”, and “${var}” in the Bash shell?
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237
Braces ($var vs. ${var})
In most cases, $var and ${var} are the same:
var=foo
echo $var
# foo...
How to convert a SVG to a PNG with ImageMagick?
...ust for reference, my Inkscape version (on Ubuntu 12.04) is:
Inkscape 0.48.3.1 r9886 (Mar 29 2012)
and on Windows 7, it is:
Inkscape 0.48.4 r9939 (Dec 17 2012)
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How to do a logical OR operation in shell scripting
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answered Nov 6 '10 at 2:03
Coding DistrictCoding District
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How to check if running as root in a bash script
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430
The $EUID environment variable holds the current user's UID. Root's UID is 0. Use something lik...
Change color of UISwitch in “off” state
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137
My solution with #swift2:
let onColor = _your_on_state_color
let offColor = _your_off_state_co...
What is the benefit of using “SET XACT_ABORT ON” in a stored procedure?
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234
SET XACT_ABORT ON instructs SQL Server to rollback the entire transaction and abort the batch w...