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Where is Maven' settings.xml located on mac os?
...atform encoding: UTF-8
OS name: "mac os x", version: "10.11.5", arch: "x86_64", family: "mac"
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Vertically aligning CSS :before and :after content [duplicate]
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both of them work for me on Chrome Version 52.0.2743.116 (64-bit) (Linux)
– fassl
Aug 24 '16 at 11:34
2
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JavaScript Form Submit - Confirm or Cancel Submission Dialog Box
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Samuel Liew♦Samuel Liew
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How do I change the font size of a UILabel in Swift?
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YannStephYannSteph
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Is “double hashing” a password less secure than just hashing it once?
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SQL WHERE condition is not equal to?
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BrandonBrandon
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mysql: see all open connections to a given database?
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64
As well you can use:
mysql> show status like '%onn%';
+--------------------------+-------+
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Is mongodb running?
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hmm, works for me (Ubuntu 64bit VM, Mongo v1.7.6), so I'm not sure why it's not for you tbh. If you can't get it working, best bet may be to post it on the mongodb forums: groups.google.com/group/mongodb-user
– AdaTheDev
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count the frequency that a value occurs in a dataframe column
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In [38]:
df['a'].value_counts()
Out[38]:
b 3
a 2
s 2
dtype: int64
If you wanted to add frequency back to the original dataframe use transform to return an aligned index:
In [41]:
df['freq'] = df.groupby('a')['a'].transform('count')
df
Out[41]:
a freq
0 a 2
1 b 3
2 s 2...
Update just one gem with bundler
...undle update
> ruby -v
ruby 2.6.5p114 (2019-10-01 revision 67812) [x86_64-darwin19]
> gem -v
3.0.3
> bundle -v
Bundler version 2.1.4
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