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How to make rpm auto install dependencies
...reate a (local) repository and use yum to have it resolve the dependencies for you.
The CentOS wiki has a nice page providing a how-to on this. CentOS wiki HowTos/CreateLocalRepos.
Summarized and further minimized (not ideal, but quickest):
Create a directory for you local repository, e.g. /ho...
Abstract methods in Python [duplicate]
...trouble in using inheritance with Python. While the concept seems too easy for me in Java yet up till now I have been unable to understand in Python which is surprising to me at least.
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Python dictionary: Get list of values for list of keys
... comprehension seems to be a good way to do this:
>>> [mydict[x] for x in mykeys]
[3, 1]
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Is there any way to kill a Thread?
... that must be killed as well.
The nice way of handling this if you can afford it (if you are managing your own threads) is to have an exit_request flag that each threads checks on regular interval to see if it is time for it to exit.
For example:
import threading
class StoppableThread(threading...
How to keep a Python script output window open?
...ready-open terminal. Open a command prompt and type:
python myscript.py
For that to work you need the python executable in your path. Just check on how to edit environment variables on Windows, and add C:\PYTHON26 (or whatever directory you installed python to).
When the program ends, it'll drop...
error LNK2038: mismatch detected for '_ITERATOR_DEBUG_LEVEL': value '0' doesn't match value '2' in m
...visual studio or they explicitly added the defines to the project.
Search for _ITERATOR_DEBUG_LEVEL and _SECURE_SCL remove them or set them appropriately in all projects and sources and rebuild everything.
_ITERATOR_DEBUG_LEVEL = 0 // disabled (for release builds)
_ITERATOR_DEBUG_LEVEL = 1 // enab...
How to assert output with nosetest/unittest in python?
I'm writing tests for a function like next one:
11 Answers
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Re-raise exception with a different type and message, preserving existing information
I'm writing a module and want to have a unified exception hierarchy for the exceptions that it can raise (e.g. inheriting from a FooError abstract class for all the foo module's specific exceptions). This allows users of the module to catch those particular exceptions and handle them distinctly,...
PATH issue with pytest 'ImportError: No module named YadaYadaYada'
I used easy_install to install pytest on a mac and started writing tests for a project with a file structure likes so:
20 A...
C++0x has no semaphores? How to synchronize threads?
...emaphores. I use them (posix semaphores) all the time to let a thread wait for some event in another thread:
10 Answers
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