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python Programming Glossary: introducePopen.communicate() throws OSError: “[Errno 10] No child processes” http://stackoverflow.com/questions/1008858/popen-communicate-throws-oserror-errno-10-no-child-processes and then resetting it after communicate is done this might introduce a race conditions so beware . signal.signal SIGCHLD handler..
How to get the distinct value of one of my models in Google App Engine http://stackoverflow.com/questions/1183102/how-to-get-the-distinct-value-of-one-of-my-models-in-google-app-engine One option is to restructure your data. For example introduce a new entity type representing an area . On adding a Tutorial..
Threadsafe and fault-tolerant file writes http://stackoverflow.com/questions/12003805/threadsafe-and-fault-tolerant-file-writes check between os.path.exists and the os.rename which could introduce a race condition. For an atomic rename on Linux the source and..
Separation of business logic and data access in django http://stackoverflow.com/questions/12578908/separation-of-business-logic-and-data-access-in-django add queries to your services.py if you are using that or introduce a queries.py module queries.py def inactive_users return User.objects.filter..
How to make python window run as “Always On Top”? http://stackoverflow.com/questions/1482565/how-to-make-python-window-run-as-always-on-top I was able to find a work around but assume I shouldn't introduce a new topic into this question. The 0 0 are supposed to specify..
http://stackoverflow.com/questions/15087339/undecompilable-python Python object model fits together. You will most certainly introduce bugs that will be hard to solve. In the end you have to ask..
Read Specific Columns from csv file with Python csv http://stackoverflow.com/questions/16503560/read-specific-columns-from-csv-file-with-python-csv covered your mistake I would like to take this time to introduce you to the pandas module. Pandas is spectacular for dealing..
Base-2 (Binary) Representation Using Python http://stackoverflow.com/questions/187273/base-2-binary-representation-using-python need it as it uses up a large chunk of memory and can introduce a small but noticalbe startup delay to precompute the table...
How can I make my Python code stay under 80 characters a line? http://stackoverflow.com/questions/2070684/how-can-i-make-my-python-code-stay-under-80-characters-a-line question My current editor Kate has been configured to introduce a line break on word boundaries whenever the line length reaches..
How do I check if a string is a number in Python? http://stackoverflow.com/questions/354038/how-do-i-check-if-a-string-is-a-number-in-python It calls the function and returns. Try Catch doesn't introduce much overhead because the most common exception is caught without..
How do you return multiple values in Python? http://stackoverflow.com/questions/354883/how-do-you-return-multiple-values-in-python want to receive them. The next logical step seems to be to introduce some sort of 'record notation'. In python the obvious way to..
Stop reading process output in Python without hang? http://stackoverflow.com/questions/4417962/stop-reading-process-output-in-python-without-hang Here I've used process.stdout as an iterable it might introduce an additional output buffering you could switch to the iter..
Regular expression to extract URL from an HTML link http://stackoverflow.com/questions/499345/regular-expression-to-extract-url-from-an-html-link another answer to use BeautifulSoup isn't bad but it does introduce a higher level of external requirements. Plus it doesn't help..
How can I rewrite python __version__ with git? http://stackoverflow.com/questions/5581722/how-can-i-rewrite-python-version-with-git I considered using GitPython but I would not like to introduce another dependency and I want users who download the module..
Why not always use psyco for Python code? http://stackoverflow.com/questions/575385/why-not-always-use-psyco-for-python-code obscure situations where using Psyco will actually introduce bugs. Some of them are listed here . share improve this answer..
Python: What is the Formal Difference Between Print and Return? http://stackoverflow.com/questions/7664779/python-what-is-the-formal-difference-between-print-and-return None . Resources Going through the python tutorial will introduce you to these concepts http docs.python.org tutorial Here's something..
“local variable referenced before assignment” ??only functions? http://stackoverflow.com/questions/9088676/local-variable-referenced-before-assignment-only-functions referenced by the local scope. In fact all operations that introduce new names use the local scope in particular import statements..
Deciding and implementing a trending algorithm in Django http://stackoverflow.com/questions/9283856/deciding-and-implementing-a-trending-algorithm-in-django to smooth out any noise that a single spike or dip could introduce. The function could be used like so book_scores for book reader_list..
Calling a Python function with *args,**kwargs and optional / default arguments http://stackoverflow.com/questions/9872824/calling-a-python-function-with-args-kwargs-and-optional-default-arguments called as func 1 2 3 #kw1 will be assigned 3 So this would introduce some ambiguity as to whether 3 should be packed into args or..
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