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How to drop a list of rows from Pandas dataframe?
...bels:
In [65]: df
Out[65]:
one two
one 1 4
two 2 3
three 3 2
four 4 1
In [66]: df.drop(df.index[[1,3]])
Out[66]:
one two
one 1 4
three 3 2
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How can I add items to an empty set in python
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3 Answers
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Search for string and get count in vi editor
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edited Jun 3 '15 at 9:51
Martin Tournoij
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Regular expression search replace in Sublime Text 2
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BobulousBobulous
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Equivalent of String.format in jQuery
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answered Jun 24 '09 at 15:03
Josh StodolaJosh Stodola
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How to sort an array in Bash
... whitespace in elements (as long as it's not a newline), and works in Bash 3.x.
e.g.:
$ array=("a c" b f "3 5")
$ IFS=$'\n' sorted=($(sort <<<"${array[*]}")); unset IFS
$ printf "[%s]\n" "${sorted[@]}"
[3 5]
[a c]
[b]
[f]
Note: @sorontar has pointed out that care is required if elements...
How to Git stash pop specific stash in 1.8.3?
I just upgraded Git. I'm on Git version 1.8.3.
9 Answers
9
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Fold / Collapse the except code section in sublime text 2
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edited Sep 16 '13 at 3:59
answered Sep 16 '13 at 3:24
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How to remove last n characters from every element in the R vector
...rame("data"=char_array,"data2"=1:4)
a$data = substr(a$data,1,nchar(a$data)-3)
a should now contain:
data data2
1 foo_ 1
2 bar_ 2
3 ap 3
4 b 4
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Grid of responsive squares
...t you can code :
HTML :
<div></div>
CSS
div {
width: 30%;
padding-bottom: 30%; /* = width for a square aspect ratio */
}
Here is a simple layout example of 3*3 squares grid using the code above.
With this technique, you can make any other aspect ratio, here is a table gi...