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How do I fix the indentation of an entire file in Vi?
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1235
=, the indent command can take motions. So, gg to get the start of the file, = to indent, G to t...
After Installing Java JDK 7 For Mac OS X - mvn -version still shows java version 1.6.0_31
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edited Jan 18 '13 at 12:25
Thorbjørn Ravn Andersen
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What is the LD_PRELOAD trick?
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edited Mar 29 '14 at 20:25
user
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answered Jan 8 ...
Pandas DataFrame Groupby two columns and get counts
...y @Andy's answer, you can do following to solve your second question:
In [56]: df.groupby(['col5','col2']).size().reset_index().groupby('col2')[[0]].max()
Out[56]:
0
col2
A 3
B 2
C 1
D 3
share
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Select all columns except one in MySQL?
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answered Sep 29 '09 at 23:35
MahomedalidMahomedalid
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jQuery how to find an element based on a data-attribute value?
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1506
You have to inject the value of current into an Attribute Equals selector:
$("ul").find(`[dat...
How can I show dots (“…”) in a span with hidden overflow?
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395
For this you can use text-overflow: ellipsis; property. Write like this
span {
display...
Using PHP with Socket.io
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answered Nov 18 '11 at 8:25
Florian MargaineFlorian Margaine
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What exactly are iterator, iterable, and iteration?
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550
Iteration is a general term for taking each item of something, one after another. Any time you...
How to concatenate text from multiple rows into a single text string in SQL server?
... I was trying to join two tables with one-to-many relationships. In SQL 2005 I found that XML PATH method can handle the concatenation of the rows very easily.
If there is a table called STUDENTS
SubjectID StudentName
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1 Mary
1 John
1 ...