python Programming Glossary: initWhy is the Borg pattern better than the Singleton pattern in Python http://stackoverflow.com/questions/1318406/why-is-the-borg-pattern-better-than-the-singleton-pattern-in-python in anything different. Borg class Borg __shared_state # init internal state variables here __register def __init__ self self.__dict__.. # init internal state variables here __register def __init__ self self.__dict__ self.__shared_state if not self.__register.. self.__shared_state if not self.__register self._init_default_register Singleton class Singleton def __init__ self..
Variables inside and outside of a class __init__() function http://stackoverflow.com/questions/1537202/variables-inside-and-outside-of-a-class-init-function inside and outside of a class __init__ function I'm trying to understand is there any difference.. Does it make any difference if I use or don't use the __init__ function in declaring the variable value class WithClass def.. in declaring the variable value class WithClass def __init__ self self.value Bob def my_func self print self.value class..
What does plus equals (+=) do in Python? http://stackoverflow.com/questions/2347265/what-does-plus-equals-do-in-python Can anyone tell me what is going on class foo bar def __init__ self x self.bar x class foo2 bar def __init__ self x self.bar.. bar def __init__ self x self.bar x class foo2 bar def __init__ self x self.bar self.bar x f foo 1 g foo 2 print f.bar print..
Python - Best library for drawing [closed] http://stackoverflow.com/questions/326300/python-best-library-for-drawing image drawing share improve this question I'd definitely recommend pygame . Here is some code that does what you want.. some code that does what you want import sys #import and init pygame import pygame pygame.init #create the screen window pygame.display.set_mode.. import sys #import and init pygame import pygame pygame.init #create the screen window pygame.display.set_mode 640 480 #draw..
How do I unload (reload) a Python module? http://stackoverflow.com/questions/437589/how-do-i-unload-reload-a-python-module which are bound to names in the module 䏭 dictionary. The init function of extension modules is not called a second time. As..
Stop reading process output in Python without hang? http://stackoverflow.com/questions/4417962/stop-reading-process-output-in-python-without-hang pyshell 1 root 20 0 2880 1416 1208 S 0.0 0.1 0 02.02 init 2 root 20 0 0 0 0 S 0.0 0.0 0 00.02 kthreadd 3 root RT 0 0..
Understanding Python super() and init methods http://stackoverflow.com/questions/576169/understanding-python-super-and-init-methods Python super and init methods Trying to understand super . From the looks of it both.. there actually is in this code class Base object def __init__ self print Base created class ChildA Base def __init__ self.. __init__ self print Base created class ChildA Base def __init__ self Base.__init__ self class ChildB Base def __init__ self..
Using only the DB part of Django http://stackoverflow.com/questions/579511/using-only-the-db-part-of-django of Django's request response chaining system you need to initialise the database connection make the query then close the.. Django signals. All of the above is defined in django db init .py . Other ORMs also have this sort of connection management..
How does Python's “super” do the right thing? http://stackoverflow.com/questions/607186/how-does-pythons-super-do-the-right-thing this example code # usr bin python class A object def __init__ self print A init class B A def __init__ self print B init.. # usr bin python class A object def __init__ self print A init class B A def __init__ self print B init super B self .__init__.. A object def __init__ self print A init class B A def __init__ self print B init super B self .__init__ class C A def __init__..
How would you implement a basic event-loop? http://stackoverflow.com/questions/658403/how-would-you-implement-a-basic-event-loop would do this in main int main QApplication app argc argv init code return app.exec Which in this case app.exec is the application's..
http://stackoverflow.com/questions/7782721/java-raw-audio-output class Beeper extends JApplet BeeperPanel bp public void init bp new BeeperPanel getContentPane .add bp validate String sampleRate..
Use numpy array in shared memory for multiprocessing http://stackoverflow.com/questions/7894791/use-numpy-array-in-shared-memory-for-multiprocessing write to arr from different processes with closing mp.Pool initializer init initargs shared_arr as p # many processes access.. from different processes with closing mp.Pool initializer init initargs shared_arr as p # many processes access the same slice.. different processes with closing mp.Pool initializer init initargs shared_arr as p # many processes access the same slice stop_f..
What is the reason for performing a double fork when creating a daemon? http://stackoverflow.com/questions/881388/what-is-the-reason-for-performing-a-double-fork-when-creating-a-daemon causes the second child process to be orphaned making the init # process responsible for its cleanup. And since the first child.. So it is to ensure that the daemon is re parented onto init just in case the process kicking off the daemon is long lived..
Representing and solving a maze given an image http://stackoverflow.com/questions/12995434/representing-and-solving-a-maze-given-an-image the MATLAB code for BFS function path solve_maze img_file Init data img imread img_file img rgb2gray img maze img 0 start 985.. img rgb2gray img maze img 0 start 985 398 finish 26 399 Init BFS n numel maze Q zeros n 2 M zeros size maze 2 front 0 back..
Ensure that only one instance of a class gets run http://stackoverflow.com/questions/1575680/ensure-that-only-one-instance-of-a-class-gets-run __init__ self self.log logging.getLogger self.log.debug Init s self.__class__.__name__ if self.active return else self.active.. __init__ self self.log logging.getLogger self.log.debug Init s self.__class__.__name__ self.lowclass LowClass class B def.. __init__ self self.log logging.getLogger self.log.debug Init s self.__class__.__name__ self.lowclass LowClass class C def..
Python parsing bracketed blocks http://stackoverflow.com/questions/1651487/python-parsing-bracketed-blocks the first ' '. If there is none leave that string alone. Init a counter to 0. For each character in the string If you see..
How to add a custom loglevel to Python's logging facility http://stackoverflow.com/questions/2183233/how-to-add-a-custom-loglevel-to-pythons-logging-facility self '''The constructor with the logger''' self.log.debug Init runs Now I'd like to call self.log.trace foo bar Thanks in advance..
wxPython: Threading GUI --> Using Custom Event Handler http://stackoverflow.com/questions/2345608/wxpython-threading-gui-using-custom-event-handler to carry arbitrary result data. def __init__ self data Init Result Event. wx.PyEvent.__init__ self self.SetEventType EVT_RESULT_ID..
http://stackoverflow.com/questions/3126379/py2exe-com-dll-problem QueryContextMenu InvokeCommand GetCommandString IShellExtInit_Methods Initialize #HKCR Key Affected object types # All files.. InvokeCommand GetCommandString IShellExtInit_Methods Initialize #HKCR Key Affected object types # All files #AllFileSystemObjects.. 4433 B068 A57667706828 _com_interfaces_ shell.IID_IShellExtInit shell.IID_IContextMenu _public_methods_ IContextMenu_Methods..
No module named os found — Django, mod_wsgi, Apache 2.2 http://stackoverflow.com/questions/6449400/no-module-named-os-found-django-mod-wsgi-apache-2-2 caught SIGTERM shutting down Wed Jun 22 23 04 29 2011 warn Init Session Cache is not configured hint SSLSessionCache Wed Jun..
Python class inheriting multiprocessing, trouble with accessing class members http://stackoverflow.com/questions/7545385/python-class-inheriting-multiprocessing-trouble-with-accessing-class-members __init__ self multiprocessing.Process.__init__ self print Init self.value None def run self print Running self.value 1 p Worker.. p.start p.join print p.value I'd expect the output to be Init Running 1 Instead it is Init Running None Can someone explain.. I'd expect the output to be Init Running 1 Instead it is Init Running None Can someone explain to me why this is the case..
How the method resolution and invocation works internally in Python? http://stackoverflow.com/questions/852308/how-the-method-resolution-and-invocation-works-internally-in-python self obj cls return BoundMethod obj cls self.func # Init and call added so that it would work as a function # decorator..
Why is splitting a string slower in C++ than Python? http://stackoverflow.com/questions/9378500/why-is-splitting-a-string-slower-in-c-than-python inToken State state inSpace char const pTokenBegin 0 Init to satisfy compiler. for auto it str.begin it str.end it State..
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