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Regular expression to match a dot
...est.this" from "blah blah blah test.this@gmail.com blah blah" is? Using Python.
6 Answers
...
Lock, mutex, semaphore… what's the difference?
...gle process. This depends on the pshared argument provided to sem_init.
python (threading.py)
A lock (threading.RLock) is mostly the same as C/C++ pthread_mutex_ts. Both are both reentrant. This means they may only be unlocked by the same thread that locked it. It is the case that sem_t semapho...
How to run Django's test database only in memory?
...create a separate settings file for tests and use it in test command e.g.
python manage.py test --settings=mysite.test_settings myapp
It has two benefits:
You don't have to check for test or any such magic word in sys.argv, test_settings.py can simply be
from settings import *
# make tests f...
How to count total lines changed by a specific author in a Git repository?
...em install git_fame
cd /path/to/gitdir && git fame
There is also Python version at https://github.com/casperdcl/git-fame (mentioned by @fracz):
sudo apt-get install python-pip python-dev build-essential
pip install --user git-fame
cd /path/to/gitdir && git fame
Sample output:
...
How to get a reference to a module inside the module itself?
...ler:
current_module = __import__(__name__)
Be aware there is no import. Python imports each module only once.
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Difference between reduce and foldLeft/fold in functional programming (particularly Scala and Scala
...with arbitrary order (http://theory.stanford.edu/~sergei/papers/soda10-mrc.pdf) and one ought to assume operators are commutative in addition to being associative to give deterministic results. The latter is defined in terms of catomorphisms and requires that the collections have a notion of sequenc...
how to unit test file upload in django
...pp:some_view'), {'video': video})
# some important assertions ...
In Python 3.5+ you need to use bytes object instead of str. Change "file_content" to b"file_content"
It's been working fine, SimpleUploadedFile creates an InMemoryFile that behaves like a regular upload and you can pick the nam...
Split string based on a regular expression
...gt;>> str1.split()
['a', 'b', 'c', 'd']
Docs are here: http://docs.python.org/library/stdtypes.html#str.split
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What does “Splats” mean in the CoffeeScript tutorial?
...
if you know python, args... roughly similar to *args, as it allows you to treat function parameters as list
for example:
concat = (args...) -> args.join(', ')
concat('hello', 'world') == 'hello, world'
concat('ready', 'set', 'go!') ...
Bubble Sort Homework
...of all the integers from 0 to that argument.
for i in range(length):
The Python Style Guide recommends that variables be named in lowercase with underscores. This is a very minor nitpick for a little script like this; it's more to get you accustomed to what Python code most often resembles.
def b...