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Convert xlsx to csv in Linux with command line
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Is there a way to create xxhdpi, xhdpi, hdpi, mdpi and ldpi drawables from a large scale image?
... from a large scale image automatically? For example assume that I have a 512x512 image and I want to have different versions of this images for different screen resolutions supported by Android in appropriate folders.
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Python function global variables?
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edited Feb 28 '15 at 16:40
Cristian Ciupitu
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Adding a legend to PyPlot in Matplotlib in the simplest manner possible
...import numpy as np
import matplotlib.pyplot as plt
x = np.linspace(0, 20, 1000)
y1 = np.sin(x)
y2 = np.cos(x)
plt.plot(x, y1, "-b", label="sine")
plt.plot(x, y2, "-r", label="cosine")
plt.legend(loc="upper left")
plt.ylim(-1.5, 2.0)
plt.show()
Slightly modified from this tutorial: http://jakevd...
What is the best way to convert seconds into (Hour:Minutes:Seconds:Milliseconds) time?
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13 Answers
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How to upgrade all Python packages with pip?
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Render basic HTML view?
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answered Jan 19 '12 at 6:49
Andrew HomeyerAndrew Homeyer
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Does MySQL index foreign key columns automatically?
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edited Feb 13 '19 at 7:26
Nae
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How to sort an array in descending order in Ruby
... Here's what I found out:
#!/usr/bin/ruby
require 'benchmark'
ary = []
1000.times {
ary << {:bar => rand(1000)}
}
n = 500
Benchmark.bm(20) do |x|
x.report("sort") { n.times { ary.sort{ |a,b| b[:bar] <=> a[:bar] } } }
x.report("sort reverse") { n.times ...