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Pandas get topmost n records within each group
Suppose I have pandas DataFrame like this:
3 Answers
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Parse string to date with moment.js
...nt to parse the following string with moment.js 2014-02-27T10:00:00 and output
day month year (14 march 2014)
I have been reading the docs but without success
http://momentjs.com/docs/#/parsing/now/
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How does a Linux/Unix Bash script know its own PID?
... answered Mar 22 '10 at 15:53
Paul TomblinPaul Tomblin
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How to sort an array of hashes in ruby
I have an array, each of whose elements is a hash with three key/value pairs:
5 Answers
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How do I simply create a patch from my latest git commit?
...eral,
git format-patch -n HEAD^
(check help for the many options), although it's really for mailing them.
For a single commit just
git show HEAD > some-patch0001.patch
will give you a useable patch.
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Calculating width from percent to pixel then minus by pixel in LESS CSS
I will calculate width in some element from percent to pixel so I will minus -10px via using LESS and calc() . It´s possible?
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How can I set Image source with base64
I want to set the Image source to a base64 source but it does not work:
4 Answers
4
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Force point (“.”) as decimal separator in java
I currently use the following code to print a double:
6 Answers
6
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why does DateTime.ToString(“dd/MM/yyyy”) give me dd-MM-yyyy?
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Slash is a date delimiter, so that will use the current culture date delimiter.
If you want to hard-code it to always use slash, you can do something like this:
DateTime.ToString("dd'/'MM'/'yyyy")
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What is the most efficient way to loop through dataframes with pandas? [duplicate]
...Note that iterrows is very slow (it converts every row to a series, potentially messing with your data types). When you need an iterator, better to use itertuples
– joris
Jul 29 '15 at 15:46
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