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MySQL Workbench: How to keep the connection alive
Error Code: 2013. Lost connection to MySQL server during query
9 Answers
9
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How do I create a category in Xcode 6 or higher?
...is so confusing.
– Ben Sinclair
Aug 20 '14 at 12:20
6
They just accommodated to adding Swift and ...
Pandas count(distinct) equivalent
...xample:
In [2]: table
Out[2]:
CLIENTCODE YEARMONTH
0 1 201301
1 1 201301
2 2 201301
3 1 201302
4 2 201302
5 2 201302
6 3 201302
In [3]: table.groupby('YEARMONTH').CLIENTCODE.nunique()
Out[3]:
YE...
oh-my-zsh slow, but only for certain Git repo
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edited May 2 '18 at 20:03
GabLeRoux
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answ...
Search for string and get count in vi editor
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answered Apr 3 '09 at 20:43
Kevin BeckKevin Beck
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How do I format a number with commas in T-SQL?
...nistrative queries and compiling results from sp_spaceused in SQL Server 2008 to look at data/index space ratios of some tables in my database. Of course I am getting all sorts of large numbers in the results and my eyes are starting to gloss over. It would be really convenient if I could format...
Quickly create a large file on a Linux system
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rogerdpack
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answered Apr 16 '11 at 18:28
FrantaFranta
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What does the exclamation mark do before the function?
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answered Apr 13 '11 at 20:02
NeilNeil
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Is there a visual profiler for Python? [closed]
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edited Jun 20 '14 at 8:13
answered Jul 31 '10 at 17:34
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Difference between map, applymap and apply methods in Pandas
...lambda x: x.max() - x.min()
In [119]: frame.apply(f)
Out[119]:
b 1.133201
d 1.965980
e 2.829781
dtype: float64
Many of the most common array statistics (like sum and mean) are DataFrame methods,
so using apply is not necessary.
Element-wise Python functions can be used, to...