Element wise operation on LIST vs ARRAY
The use of arrays over lists: You can write vectorised code on numpy arrays, not on lists, which is convenient to read and write, and con...
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Regex: Grouping:: Suppose we have textual data with dates in it and we want to extract only the year from the dates. This can be done using ... -
1. The below transaction file has multple sheets in it. Now we are trying to read the Expense sheet name using python padas. Syntax: ...
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Wildcard : It matches any characters from characters to numbers and alphanumeric variables. Character Sets: For example, say we want to m...
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