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Pandas conditional creation of a series/dataframe column

...', 'green', 'red') print(df) yields Set Type color 0 Z A green 1 Z B green 2 X B red 3 Y C red If you have more than two conditions then use np.select. For example, if you want color to be yellow when (df['Set'] == 'Z') & (df['Type'] == 'A') otherwise blu...
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How to determine whether a Pandas Column contains a particular value

... 199 in of a Series checks whether the value is in the index: In [11]: s = pd.Series(list('abc')) ...
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How to add new elements to an array?

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Best way to parseDouble with comma as decimal separator?

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Regex to validate password strength

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git log of a single revision

... | edited Feb 14 '19 at 11:04 Fantastic Mr Fox 25.5k2222 gold badges7878 silver badges144144 bronze badges ...
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MYSQL import data from csv using LOAD DATA INFILE

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Easy way to list node modules I have npm linked?

...-name "node_modules" 2>/dev/null | xargs -I{} find {} -type l -maxdepth 1 | xargs ls -l. share | improve this answer | follow | ...
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Extract value of attribute node via XPath

... //Parent[@id='1']/Children/child/@name Your original child[@name] means an element child which has an attribute name. You want child/@name. share | ...
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How do I get the YouTube video ID from a URL?

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