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Understanding the map function
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map isn't particularly pythonic. I would recommend using list comprehensions instead:
map(f, ...
String is immutable. What exactly is the meaning? [duplicate]
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Before proceeding further with the fuss of immutability, let's just take a look into the Strin...
Fastest way to check if a string matches a regexp in ruby?
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Starting with Ruby 2.4.0, you may use RegExp#match?:
pattern.match?(string)
Regexp#match? is ...
What Process is using all of my disk IO
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edited Dec 7 '14 at 14:13
Aaron Digulla
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Best data type for storing currency values in a MySQL database
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Something like Decimal(19,4) usually works pretty well in most cases. You can adjust the scale and precision to fit the needs of the numbers you need to store. Even in SQL Server, I tend not to use "money" as it's non-standard.
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Insert an element at a specific index in a list and return the updated list
... do b = a[:index] + [obj] + a[index:].
However, another way is:
a = [1, 2, 4]
b = a[:]
b.insert(2, 3)
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You asked me to pull without telling me which branch you want to merge with
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It says bucket-4 pushes to bucket-4 just because the default when pushing a branch is to push it to one with a matching name on the remote. (Note that this is still the default, even if the local branch is tracking a remote-tracking branch...
jQuery pitfalls to avoid [closed]
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edited Apr 14 '10 at 16:12
community wiki
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How to upgrade PowerShell version from 2.0 to 3.0
...stalled here is 2.0. Is it possible for me to upgrade it to version 3.0 or 4.0?
7 Answers
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Add comma to numbers every three digits
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@Paul Creasey had the simplest solution as the regex, but here it is as a simple jQuery plugin:...