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About .bash_profile, .bashrc, and where should alias be written in? [duplicate]
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lhunathlhunath
95.9k1414 gold badges6060 silver badges7474 bronze badges
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How to draw vertical lines on a given plot in matplotlib?
...ight is plt.axvline
import matplotlib.pyplot as plt
plt.axvline(x=0.22058956)
plt.axvline(x=0.33088437)
plt.axvline(x=2.20589566)
OR
xcoords = [0.22058956, 0.33088437, 2.20589566]
for xc in xcoords:
plt.axvline(x=xc)
You can use many of the keywords available for other plot commands (e.g....
Converting .NET DateTime to JSON [duplicate]
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vahidgvahidg
3,89522 gold badges1919 silver badges3030 bronze badges
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Remove NA values from a vector
...25.5 1e+06 a
purrr::map(airquality, na.omit) 95.7 107.4 185.5108 129.3 190.50 534795.5 1e+06 b
purrr::map(airquality, ~purrr::discard(.x, .p = is.na)) 3391.7 3648.6 5615.8965 4079.7 6486.45 1121975.4 1e+06 c
For reference, here's the original test of x[!is....
Calculate a MD5 hash from a string
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95
// given, a password in a string
string password = @"1234abcd";
// byte array representation o...
Why does NULL = NULL evaluate to false in SQL server
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209
Think of the null as "unknown" in that case (or "does not exist"). In either of those cases, ...
How do I debug Node.js applications?
...ium.com/@paul_irish/debugging-node-js-nightlies-with-chrome-devtools-7c4a1b95ae27#.fitvuaumt
– zeronone
Jul 5 '16 at 2:25
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show 2 more comm...
How do you run JavaScript script through the Terminal?
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Andrzej DoyleAndrzej Doyle
95.5k2929 gold badges181181 silver badges224224 bronze badges
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Error installing libv8: ERROR: Failed to build gem native extension
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This also worked for me on OSX 10.10.5 with ruby 2.1.2p95 for libv8 3.16.14.11
– Michael Oakley
Feb 6 '16 at 21:26
3
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pandas: filter rows of DataFrame with operator chaining
...ndom.randint(0, 10, (4,4)), index=list('abcd'), columns=list('ABCD'))
In [95]: df.ix['d','A'] = df.ix['a', 'A']
In [96]: df
Out[96]:
A B C D
a 1 4 9 1
b 4 5 0 2
c 5 5 1 0
d 1 3 9 6
In [97]: df.mask('A', 1)
Out[97]:
A B C D
a 1 4 9 1
d 1 3 9 6
In [98]: df.mask(...