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CSS /JS to prevent dragging of ghost image?
...ibute('draggable', false);
<img id="myImage" src="http://placehold.it/150x150">
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How do I capture response of form.submit
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answered Dec 17 '08 at 14:25
nickfnickf
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How to specify in crontab by what user to run script? [closed]
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When do we have to use copy constructors?
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answered Jul 19 '10 at 5:22
sharptoothsharptooth
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What are valid values for the id attribute in HTML?
... hyphens ("-"), underscores ("_"), colons (":"), and periods (".").
HTML 5 is even more permissive, saying only that an id must contain at least one character and may not contain any space characters.
The id attribute is case sensitive in XHTML.
As a purely practical matter, you may want to avoi...
MySQL select where column is not empty
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Ivan NevostruevIvan Nevostruev
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O(nlogn) Algorithm - Find three evenly spaced ones within binary string
...le, S may be 110110010, where n=9. It has evenly spaced 1s at positions 2, 5, and 8.
Scan S left to right, and make a list L of positions of 1. For the S=110110010 above, we have the list L = [1, 2, 4, 5, 8]. This step is O(n). The problem is now to find an arithmetic progression of length 3 in L,...
How to smooth a curve in the right way?
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I prefer a Savitzky-Golay filter. It uses least squares to regress a small window of your data o...
Rails raw SQL example
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HuyHuy
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