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How can I get all the request headers in Django?
...TP headers.
From the documentation:
With the exception of CONTENT_LENGTH and CONTENT_TYPE, as given above, any HTTP headers in the request are converted to META keys by converting all characters to uppercase, replacing any hyphens with underscores and adding an HTTP_ prefix to the name.
(Em...
Python: finding an element in a list [duplicate]
...th enumerate(arr)
Example of finding the index of an item that has value > 100.
for index, item in enumerate(arr):
if item > 100:
return index, item
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Why does multiprocessing use only a single core after I import numpy?
...
Python 3 now exposes the methods to directly set the affinity
>>> import os
>>> os.sched_getaffinity(0)
{0, 1, 2, 3}
>>> os.sched_setaffinity(0, {1, 3})
>>> os.sched_getaffinity(0)
{1, 3}
>>> x = {i for i in range(10)}
>>> x
{0, 1, 2,...
How do I read configuration settings from Symfony2 config.yml?
...s everywhere(controller, entity, class) when I use this statement $this->container->getParameter('contact_email');? or is there a simpler way to do so without injecting container class?
– webblover
Sep 24 '14 at 18:10
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How to generate UML diagrams (especially sequence diagrams) from Java code?
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HowTo >>> Create account here: objectaid.com/login (activation email was send in 10minutes), Click Diagram Add-On, licence will be send to your email. Follow this objectaid.com/installation to install ObjectAid, then instal...
Stripping everything but alphanumeric chars from a string in Python
...pares favourably with re.compile; the marginal cost is way lower:
C:\junk>\python26\python -mtimeit -s"import string;d=''.join(c for c in map(chr,range(256)) if not c.isalnum());s=string.printable" "s.translate(None,d)"
100000 loops, best of 3: 2.04 usec per loop
C:\junk>\python26\python -mt...
How to strip all whitespace from string
...
Taking advantage of str.split's behavior with no sep parameter:
>>> s = " \t foo \n bar "
>>> "".join(s.split())
'foobar'
If you just want to remove spaces instead of all whitespace:
>>> s.replace(" ", "")
'\tfoo\nbar'
Premature optimization
Even though eff...
What's the difference between :: (double colon) and -> (arrow) in PHP?
...
When the left part is an object instance, you use ->. Otherwise, you use ::.
This means that -> is mostly used to access instance members (though it can also be used to access static members, such usage is discouraged), while :: is usually used to access static members ...
Zooming editor window android studio [duplicate]
...
In Preferences > Editor, there's an option "Change font size (Zoom) with Command+Mouse Wheel". (I'm on MacOS; on other platforms it might be control+mouse wheel).
You can also go into Preferences > Keymap > Editor Actions > Decr...
Intellij IDEA. Hide .iml files
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For Intellij IDEA 13 on OS X 10.9, do this:
Go to Intellij IDEA > Preferences.
Scroll down to the IDE Settings section, go to File Types.
Add *.iml and .idea to the Ignore files and folders list box at the bottom of this window.
The project navigator will be much cleaner!
I hope it h...