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Generate a heatmap in MatPlotLib using a scatter data set
...matplotlib.pyplot as plt
# Generate some test data
x = np.random.randn(8873)
y = np.random.randn(8873)
heatmap, xedges, yedges = np.histogram2d(x, y, bins=50)
extent = [xedges[0], xedges[-1], yedges[0], yedges[-1]]
plt.clf()
plt.imshow(heatmap.T, extent=extent, origin='lower')
plt.show()
This m...
How to hash a string into 8 digits?
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answered Apr 15 '13 at 6:17
Raymond HettingerRaymond Hettinger
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Best way to do multi-row insert in Oracle?
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173
This works in Oracle:
insert into pager (PAG_ID,PAG_PARENT,PAG_NAME,PAG_ACTIVE)
selec...
Swift: Pass array by reference?
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edited Nov 15 '17 at 21:23
iwasrobbed
44.5k2020 gold badges138138 silver badges187187 bronze badges
ans...
Python Empty Generator Function
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135
You can use return once in a generator; it stops iteration without yielding anything, and thus ...
Why modelVersion of pom.xml is necessary and always set to 4.0.0?
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It is always set to 4.0.0 in Maven 2 and 3, because, at present, there is no other model.
Notice that modelVersion contains 4.0.0. That is currently the only supported POM version, and is always required. [source]
But it wouldn't necessarily need to always be ...
How to print last two columns using awk
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codaddictcodaddict
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npm install vs. update - what's the difference?
...res "1.0" -> "1.1"
"already-installed-semver-module": "^1.4.3" // ignores "1.4.3" -> "1.5.2"
"already-installed-versioned-module": "3.4.1" // ignores ignores
"not-yet-installed-versionless-module": "*", // installs installs
"not-yet-installed-semver-module...
Suppress Scientific Notation in Numpy When Creating Array From Nested List
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edited Nov 6 '17 at 13:38
Free Url
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answered ...
Loop through all nested dictionary values?
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edited Mar 11 at 5:34
Antti Haapala
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