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How to properly URL encode a string in PHP?
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answered Jan 20 '11 at 8:32
Oliver CharlesworthOliver Charlesworth
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Is there a Python caching library?
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Ah, I kept searching for this and all I found was a wiki that mentioned how to use it as an WSGI middleware. It looks like what I need, thank you.
– Stavros Korokithakis
Sep 15 '09 at 14:20
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Use of 'prototype' vs. 'this' in JavaScript?
...e [[Prototype]] property.
A function's this is set by how the function is called or by the use of bind (not discussed here). Where a function is called on an object (e.g. myObj.method()) then this within the method references the object. Where this is not set by the call or by the use of bind, it de...
String comparison using '==' vs. 'strcmp()'
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@onur güngör Actually, this does answers the op's question, which is So is there any reason to use strcmp() ?, while Postfuturist's answer doesn't. Oh, hell... no one answer seemed to compile at once the use of strcmp(), the performance of =...
Detect Safari browser
...rAgent);
It uses negative look-arounds and it excludes Chrome, Edge, and all Android browsers that include the Safari name in their user agent.
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Numpy: find first index of value fast
...ments it. If you use anaconda python distribution it should already be installed.
The code will be compiled so it will be fast.
@jit(nopython=True)
def find_first(item, vec):
"""return the index of the first occurence of item in vec"""
for i in xrange(len(vec)):
if item == vec[i]:
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Using Regular Expressions to Extract a Value in Java
... answered Oct 25 '08 at 21:47
Allain LalondeAllain Lalonde
83.5k6666 gold badges172172 silver badges234234 bronze badges
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How to maintain aspect ratio using HTML IMG tag
... The size is fixed, the aspect ratio is not, as the question was specifically about any image of any resolution. Including resolutions smaller than 64x64.
– Koenigsberg
Jul 31 '18 at 8:50
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Is it possible to make abstract classes in Python?
...nitions of those methods:
>>> Abstract()
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
TypeError: Can't instantiate abstract class Abstract with abstract methods foo
>>> class StillAbstract(Abstract):
... pass
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>>> StillAbstr...
PHP: How to generate a random, unique, alphanumeric string for use in a secret link?
...of an application. In particular, rand() and uniqid() are not cryptographically secure random number generators. See Scott's answer for a secure alternative.
If you do not need it to be absolutely unique over time:
md5(uniqid(rand(), true))
Otherwise (given you have already determined a unique l...