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Hour from DateTime? in 24 hours format
...this DateTime? and what i want to do is to obtain the hour but show it in 24 hours format.
For example:
If the hour is 2:20:23 p.m. i want to convert it to 14:20 and that's it.
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Accessing outside variable using anonymous function as params
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XaerxessXaerxess
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Ruby on Rails form_for select field with class
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4 Answers
4
Active
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.NET List Concat vs AddRange
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44
Actually, due to deferred execution, using Concat would likely be faster because it avoids object allocation - Concat doesn't copy anything...
JavaScript/regex: Remove text between parentheses
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thejhthejh
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MySQLDump one INSERT statement for each data row
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edited May 23 '17 at 11:47
Community♦
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answered Sep 15 '12 at 17:01
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Pandas aggregate count distinct
...about either of:
>>> df
date duration user_id
0 2013-04-01 30 0001
1 2013-04-01 15 0001
2 2013-04-01 20 0002
3 2013-04-02 15 0002
4 2013-04-02 30 0002
>>> df.groupby("date").agg({"duration": np.sum, "user_id": pd.Ser...
CSS Selector that applies to elements with two classes
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edited Sep 24 '12 at 16:26
answered Sep 22 '10 at 18:07
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Assign one struct to another in C
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answered Feb 20 '10 at 13:41
fabrizioMfabrizioM
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How can I use Bash syntax in Makefile targets?
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edited Apr 4 '16 at 16:10
answered Feb 26 '09 at 6:04
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