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Applying function with multiple arguments to create a new pandas column
...gt;>> import numpy as np
>>> df = pd.DataFrame({"A": [10,20,30], "B": [20, 30, 10]})
>>> df['new_column'] = np.multiply(df['A'], df['B'])
>>> df
A B new_column
0 10 20 200
1 20 30 600
2 30 10 300
or vectorize arbitrary function ...
Reordering of commits
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answered Apr 29 '10 at 21:13
CascabelCascabel
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Passing current scope to an AngularJS Service
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answered Mar 19 '13 at 20:56
Caio CunhaCaio Cunha
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Virtual Serial Port for Linux
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edited Jul 7 '12 at 15:39
Nikola K.
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answered ...
LINQ OrderBy versus ThenBy
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edited Jun 3 at 18:41
ThatShawGuy
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All falsey values in JavaScript
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373
Falsey values in JavaScript
false
Zero of Number type: 0 and also -0, 0.0, and hex form 0x0 ...
Jackson Vs. Gson [closed]
...he last week and I ended up with the same 2 libraries. As I'm using Spring 3 (that adopts Jackson in its default Json view 'JacksonJsonView') it was more natural for me to do the same. The 2 lib are pretty much the same... at the end they simply map to a json file! :)
Anyway as you said Jackson ha...
RGB to hex and hex to RGB
...nentToHex(g) + componentToHex(b);
}
alert(rgbToHex(0, 51, 255)); // #0033ff
Converting the other way:
function hexToRgb(hex) {
var result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex);
return result ? {
r: parseInt(result[1], 16),
g: parseInt(result[2], 16),...
Enable zooming/pinch on UIWebView
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232
Make sure you checked "Scales page to fit"
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Twig: in_array or similar possible within if statement?
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edited Apr 30 '15 at 4:42
jake stayman
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answered...