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Appropriate datatype for holding percent values?
...ent (e.g. 100.00% stored as 1.0000), I would store the data in a decimal(5,4) data type with a CHECK constraint that ensures that the values never exceed 1.0000 (assuming that is the cap) and never go below 0 (assuming that is the floor). If you are going to store their face value (e.g. 100.00% is s...
How to remove gaps between subplots in matplotlib?
...yplot as plt
import matplotlib.gridspec as gridspec
plt.figure(figsize = (4,4))
gs1 = gridspec.GridSpec(4, 4)
gs1.update(wspace=0.025, hspace=0.05) # set the spacing between axes.
for i in range(16):
# i = i + 1 # grid spec indexes from 0
ax1 = plt.subplot(gs1[i])
plt.axis('on')
ax...
Filter rows which contain a certain string
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What is the bower (and npm) version syntax?
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342
In a nutshell, the syntax for Bower version numbers (and NPM's) is called SemVer, which is shor...
Keep only first n characters in a string?
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547
You are looking for JavaScript's String method substring
e.g.
'Hiya how are you'.substring(0,...
How to run cron job every 2 hours
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edited Jul 14 '18 at 14:09
Mark Amery
98.9k4848 gold badges336336 silver badges379379 bronze badges
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Map Tiling Algorithm
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edited Jan 22 '13 at 8:54
answered Jan 22 '13 at 8:44
use...
How can I map True/False to 1/0 in a Pandas DataFrame?
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284
A succinct way to convert a single column of boolean values to a column of integers 1 or 0:
df[...
Specify pane percentage in tmuxinator project
...elect-layout. For example:
$ tmux list-windows
0: ksh [159x48]
layout: bb62,159x48,0,0{79x48,0,0,79x48,80,0}
$ tmux select-layout bb62,159x48,0,0{79x48,0,0,79x48,80,0}
tmux automatically adjusts the size of the layout for the current window
size. Note that a lay...
How do I get SUM function in MySQL to return '0' if no values are found?
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