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What is the most efficient way to create a dictionary of two pandas Dataframe columns?

... 196 In [9]: pd.Series(df.Letter.values,index=df.Position).to_dict() Out[9]: {1: 'a', 2: 'b', 3: 'c...
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Detect if value is number in MySQL

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Convert nested Python dict to object?

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How to display request headers with command line curl

... 771 curl's -v or --verbose option shows the HTTP request headers, among other things. Here is some s...
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Get value of a string after last slash in JavaScript

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ggplot2 plot without axes, legends, etc

... 185 As per my comment in Chase's answer, you can remove a lot of this stuff using element_blank: ...
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Select top 10 records for each category

I want to return top 10 records from each section in one query. Can anyone help with how to do it? Section is one of the columns in the table. ...
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Is it possible to modify variable in python that is in outer, but not global, scope?

... 100 Python 3.x has the nonlocal keyword. I think this does what you want, but I'm not sure if you...
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Pandas groupby: How to get a union of strings

... 179 In [4]: df = read_csv(StringIO(data),sep='\s+') In [5]: df Out[5]: A B C 0 ...
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C# Convert string from UTF-8 to ISO-8859-1 (Latin1) H

... 177 Use Encoding.Convert to adjust the byte array before attempting to decode it into your destina...