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How to automatically generate N “distinct” colors?
...ss or saturation, you can distribute the hues like so:
// assumes hue [0, 360), saturation [0, 100), lightness [0, 100)
for(i = 0; i < 360; i += 360 / num_colors) {
HSLColor c;
c.hue = i;
c.saturation = 90 + randf() * 10;
c.lightness = 50 + randf() * 10;
addColor(c);
}
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How can I check if an ip is in a network in Python?
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30
This article shows you can do it with socket and struct modules without too much extra effort. ...
How to have Android Service communicate with Activity
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13 Answers
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What limits does scala place on the “acceptable complexity” of inferred types?
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answered Feb 4 '13 at 12:38
retronymretronym
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Django - limiting query results
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310
Django querysets are lazy. That means a query will hit the database only when you specifically...
How to force a SQL Server 2008 database to go Offline
...tate
– abatishchev
Jun 10 '10 at 15:36
17
@radbyx: If you USE MY_DATABASE, then ALTER DATABASE MY...
“Diff” an image using ImageMagick
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322
My own favorites are these two:
compare image1 image2 -compose src diff.png
compare image1 ...
Remove blank lines with grep
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308
Try the following:
grep -v -e '^$' foo.txt
The -e option allows regex patterns for matching...
Is there a way to give a specific file name when saving a file via cURL?
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Cristian Ciupitu
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answered Mar 16 '12 at 22:04
simonnordbergsimonn...
Fast and responsive interactive charts/graphs: SVG, Canvas, other?
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183
Fortunately, drawing 2000 circles is a pretty easy example to test. So here are four possible im...