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Rename specific column(s) in pandas
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edited May 23 '17 at 12:34
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answered Nov 3 '13 at 21:32
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What is a bank conflict? (Doing Cuda/OpenCL programming)
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For nvidia (and amd for that matter) gpus the local memory is divided into memorybanks. Each b...
Pandas percentage of total with groupby
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14 Answers
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Heap vs Binary Search Tree (BST)
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198
Summary
Type BST (*) Heap
Insert average log(n) 1
Insert worst ...
Are tuples more efficient than lists in Python?
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The dis module disassembles the byte code for a function and is useful to see the difference b...
Adding 'serial' to existing column in Postgres
...imary key) which currently contains unique sequential integers starting at 1, but which was not created using the 'serial' keyword.
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Explain the use of a bit vector for determining if all characters are unique
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12 Answers
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PHP Sort Array By SubArray Value
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edited May 23 '17 at 12:10
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answered Mar 19 '10 at 13:14
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How can I check if character in a string is a letter? (Python)
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195
You can use str.isalpha().
For example:
s = 'a123b'
for char in s:
print(char, char.isa...