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Does “\d” in regex mean a digit?
I found that in 123 , \d matches 1 and 3 but not 2 . I was wondering if \d matches a digit satisfying what kind of requirement? I am talking about Python style regex.
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What is the difference between “git branch” and “git checkout -b”?
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git checkout -b BRANCH_NAME creates a new branch and checks out the new branch while git branc...
Javascript seconds to minutes and seconds
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27 Answers
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Git rebase merge conflict cannot continue
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There are a couple situations where I've seen rebase get stuck. One is if the changes become n...
How big is too big for a PostgreSQL table?
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How to get users to read error messages?
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How do I make a WinForms app go Full Screen
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Henk HoltermanHenk Holterman
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Create an empty list in python with certain size
...il, as our list has only 10 elements.
range(x) creates a list from [0, 1, 2, ... x-1]
# 2.X only. Use list(range(10)) in 3.X.
>>> l = range(10)
>>> l
[0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
Using a function to create a list:
>>> def display():
... s1 = []
... for i in ...
Difference between freeze and seal
... with sealed or frozen objects
Safari: sealed or frozen objects enumerate 92% slower (as of 2014)
Tests: Sealed objects, Frozen objects.
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