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Profiling Django
My django application has become painfully slow on the production. Probably it is due to some complex or unindexed queries.
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/bin/sh: pushd: not found
I am doing the following inside a make file
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Select by partial string from a pandas DataFrame
I have a DataFrame with 4 columns of which 2 contain string values. I was wondering if there was a way to select rows based on a partial string match against a particular column?
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Bash array with spaces in elements
I'm trying to construct an array in bash of the filenames from my camera:
10 Answers
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How can you diff two pipelines in Bash?
How can you diff two pipelines without using temporary files in Bash? Say you have two command pipelines:
3 Answers
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Concatenating two lists - difference between '+=' and extend()
I've seen there are actually two (maybe more) ways to concatenate lists in Python:
One way is to use the extend() method:
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Is it more efficient to copy a vector by reserving and copying, or by creating and swapping? [duplic
I am trying to efficiently make a copy of a vector. I see two possible approaches:
7 Answers
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How do I pass a method as a parameter in Python
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Yes it is, just use the name of the method, as you have written. Methods and functions are objects in Python, just like anything else, and you can pass them around the way you do variables. In fact, you can think about a method (or function) as a variable...
VB.NET equivalent to C# var keyword [duplicate]
Is there a VB.NET equivalent to the C# var keyword?
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How to round a number to significant figures in Python
I need to round a float to be displayed in a UI. E.g, to one significant figure:
20 Answers
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