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Creating dataframe from a dictionary where entries have different lengths
...
Here's a simple way to do that:
In[20]: my_dict = dict( A = np.array([1,2]), B = np.array([1,2,3,4]) )
In[21]: df = pd.DataFrame.from_dict(my_dict, orient='index')
In[22]: df
Out[22]:
0 1 2 3
A 1 2 NaN NaN
B 1 2 3 4
In[23]: df.transpose()
Out[...
Difference between DateTime and Time in Ruby
...ue, and is bounded:
Time.at(0x7FFFFFFF)
# => Mon Jan 18 22:14:07 -0500 2038
Time.at(-0x7FFFFFFF)
# => Fri Dec 13 15:45:53 -0500 1901
Newer versions of Ruby are able to handle larger values without producing errors.
DateTime is a calendar-based approach where the year, month, day, hour, min...
Do I use , , or for SVG files?
... both resources, see Larry's suggestion below for how to get around that.
2014 update:
If you want a non-interactive svg, use <img> with script fallbacks
to png version (for older IE and android < 3). One clean and simple
way to do that:
<img src="your.svg" onerror="this.src='your.pn...
What's the purpose of using braces (i.e. {}) for a single-line if or loop?
...might have been a reasonable argument, and I've seen such problems. About 20 years ago. Not since.)
– James Kanze
Aug 30 '12 at 9:53
43
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How to replace NaN values by Zeroes in a column of a Pandas Dataframe?
... Why is this not working for me? see: stackoverflow.com/questions/39452095/how-to-fillna-with-value-0
– displayname
Sep 12 '16 at 13:59
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How to draw border around a UILabel?
...e of the label ???
– chinthakad
Apr 20 '12 at 6:08
1
@chinthakad, no. I think you'll need custom ...
PHP Get Site URL Protocol - http vs https
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answered Feb 20 '15 at 17:37
softcod.comsoftcod.com
23833 silver badges66 bronze badges
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Add 10 seconds to a Date
...econds will correctly handle wrap-around cases:
var d;
d = new Date('2014-01-01 10:11:55');
alert(d.getMinutes() + ':' + d.getSeconds()); //11:55
d.setSeconds(d.getSeconds() + 10);
alert(d.getMinutes() + ':0' + d.getSeconds()); //12:05
...
Problems with Android Fragment back stack
...
203
Explanation: on what's going on here?
If we keep in mind that .replace() is equal with .remov...
Environment variables in Mac OS X
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answered Sep 21 '10 at 1:20
Matt CurtisMatt Curtis
21.1k66 gold badges5757 silver badges6363 bronze badges
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