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Get last record in a queryset
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You could simply do something like this, using reverse():
queryset.reverse()[0]
Also, beware this warning from the Django documentation:
... note that reverse() should
generally only be called on a QuerySet
which has a defined ...
Coding Practices which enable the compiler/optimizer to make a faster program
Many years ago, C compilers were not particularly smart. As a workaround K&R invented the register keyword, to hint to the compiler, that maybe it would be a good idea to keep this variable in an internal register. They also made the tertiary operator to help generate better code.
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HTML tag affecting line height, how to make it consistent?
If I have a <sup> tag in a multi-line <p> tag, the line with the superscript on it has a larger line spacing above it than the other lines, irregardless of what line-height I put on the <p> .
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Delete empty lines using sed
I am trying to delete empty lines using sed:
13 Answers
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O(nlogn) Algorithm - Find three evenly spaced ones within binary string
... answer. It is driving me absolutely crazy, because it was worth about 40 points. I figure that most of the class didn't solve it correctly, because I haven't come up with a solution in the past 24 hours.
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Input widths on Bootstrap 3
Update again: I am closing this question by selecting the top answer to keep people from adding answers without really understanding the question. In reality there is no way to do it with the build in functionality without using grid or adding extra css. Grids do not work well if you are dealing wi...
How to manually expand a special variable (ex: ~ tilde) in bash
I have a variable in my bash script whose value is something like this:
15 Answers
15
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Which method performs better: .Any() vs .Count() > 0?
in the System.Linq namespace, we can now extend our IEnumerable's to have the Any() and Count() extension methods .
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How to run functions in parallel?
... first and couldn't find an answer to my question. I am trying to run multiple functions in parallel in Python.
6 Answers
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How can I list all commits that changed a specific file?
Is there a way to list all commits that changed a specific file?
16 Answers
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