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Python: Find in list
... whether something is a member of your list, you can convert the list to a set first and take advantage of constant time set lookup:
my_set = set(my_list)
if item in my_set: # much faster on average than using a list
# do something
Not going to be the correct solution in every case, but for ...
How to see top processes sorted by actual memory usage?
I have a server with 12G of memory. A fragment of top is shown below:
12 Answers
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Why can't my program compile under Windows 7 in French? [closed]
... You can get your proc back however with this (French) Windows 7 command:
set max-working-hours-a-week = 35
Repeat when you're stuck (but don't forget to lower the number each time!).
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Fastest way to determine if an integer's square root is an integer
...d skipping some t values. For the last part, I look at z = r - x * x, and set t to be the largest power of 2 dividing z with a bit trick. This allows me to skip t values that wouldn't have affected the value of r anyway. The precomputed start value in my case picks out the "smallest positive" squ...
Configure apache to listen on port other than 80
...isten 8076 line in my local server but its worked normally. Can you try re-setup apache if is possible?
– ismailperim
Oct 15 '10 at 12:08
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Python - Passing a function into another function
...on and depending on which puzzle I am solving I will have to use a special set of rules. How can I pass a function into another function in Python?
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Failed to execute 'btoa' on 'Window': The string to be encoded contains characters outside of the La
...n is spread across two bytes. The first byte will have
the two high bits set and the third bit clear (i.e. 0xC2 to 0xDF). The
second byte will have the top bit set and the second bit clear (i.e.
0x80 to 0xBF).
For all characters equal to or greater than 2048 but less that 65535
(0xFFFF), t...
How to sort with a lambda?
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Yeah, something screwy with the setup I was on. Compiling on my laptop without it just fine on the Team edition of Visual Studio 2010. What clued me in what that I'd switched back to bind and the error wouldn't go away. I was on VC10 Express. Bug?
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How does collections.defaultdict work?
... to default dict and if a non-present key was accessed, its value would be set to "bar".
– lf215
Jul 29 '13 at 5:56
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In Python, how do I split a string and keep the separators?
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>>> re.split('(\W)', 'foo/bar spam\neggs')
['foo', '/', 'bar', ' ', 'spam', '\n', 'eggs']
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