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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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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:...
Sort a list by multiple attributes?
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A key can be a function that returns a tuple:
s = sorted(s, key = lambda x: (x[1], x[2]))
Or ...
How Big can a Python List Get?
...pyport.h to be ((size_t) -1)>>1
On a regular 32bit system, this is (4294967295 / 2) / 4 or 536870912.
Therefore the maximum size of a python list on a 32 bit system is 536,870,912 elements.
As long as the number of elements you have is equal or below this, all list functions should operat...