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Getting individual colors from a color map in matplotlib
...lib.cm.get_cmap('Spectral')
rgba = cmap(0.5)
print(rgba) # (0.99807766255210428, 0.99923106502084169, 0.74602077638401709, 1.0)
For values outside of the range [0.0, 1.0] it will return the under and over colour (respectively). This, by default, is the minimum and maximum colour within the range ...
How to get first and last day of previous month (with timestamp) in SQL Server
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13 Answers
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how do I insert a column at a specific column index in pandas?
... the beginning
df.insert(loc, column, value)
df = pd.DataFrame({'B': [1, 2, 3], 'C': [4, 5, 6]})
df
Out:
B C
0 1 4
1 2 5
2 3 6
idx = 0
new_col = [7, 8, 9] # can be a list, a Series, an array or a scalar
df.insert(loc=idx, column='A', value=new_col)
df
Out:
A B C
0 7 1 ...
How to pip install a package with min and max version range?
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321
You can do:
$ pip install "package>=0.2,<0.3"
And pip will look for the best match, ass...
Set Colorbar Range in matplotlib
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182
Using vmin and vmax forces the range for the colors. Here's an example:
import matplotlib ...
HTML5 Canvas Resize (Downscale) Image High Quality?
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Generate colors between red and green for a power meter?
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19 Answers
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How to iterate for loop in reverse order in swift?
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14 Answers
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Does ruby have real multithreading?
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612
Updated with Jörg's Sept 2011 comment
You seem to be confusing two very different things here...
JS Client-Side Exif Orientation: Rotate and Mirror JPEG Images
... in large commercial web apps, support for EXIF orientation can be spotty 1 . The same source also provides a nice summary of the 8 different orientations a JPEG can have:
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