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Python multiprocessing PicklingError: Can't pickle

I am sorry that I can't reproduce the error with a simpler example, and my code is too complicated to post. If I run the program in IPython shell instead of the regular Python, things work out well. ...
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What is Android keystore file, and what is it used for?

...is is a general question, but particularly I am interested in it's use for Android. What is a keystore file, and what is it used for? ...
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Signal handling with multiple threads in Linux

...ch version of the Linux kernel you are using. Assuming 2.6 posix threads, and if you are talking about the OS sending SIGTERM or SIGHUP, the signal is sent to process, which is received by and handled by root thread. Using POSIX threads, you can also sent SIGTERM to individual threads as well, but ...
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Single Line Nested For Loops

..., (2, 4), (3, 1), (3, 4)] It's exactly the same as this nested for loop (and, as the tutorial says, note how the order of for and if are the same). >>> combs = [] >>> for x in [1,2,3]: ... for y in [3,1,4]: ... if x != y: ... combs.append((x, y)) ... >...
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On localhost, how do I pick a free port number?

I'm trying to play with inter-process communication and since I could not figure out how to use named pipes under Windows I thought I'll use network sockets. Everything happens locally. The server is able to launch slaves in a separate process and listens on some port. The slaves do their work and s...
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Developing cross platform mobile application [closed]

More and more mobile platforms are being launched and sdk's are available to developers. There are various mobile platform are available: Android, iOS, Moblin, Windows mobile 7, RIM, symbian, bada, maemo etc. ...
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how to set desired language in git-gui?

...cently came to git for a project I participate to. I found git gui rather handy (under OSX Snow Leopard) to srtat with but I would much like if it were not localized (in French, in my case). Is there preference or hack to have git gui displayed in english? ...
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Checking if a double (or float) is NaN in C++

... According to the IEEE standard, NaN values have the odd property that comparisons involving them are always false. That is, for a float f, f != f will be true only if f is NaN. Note that, as some comments below have pointed out, not all compilers ...
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How to upgrade Eclipse for Java EE Developers?

...elp > Check for updates. After the installation, Eclipse will restart and show the old splash screen. Next time you manually stop/start Eclipse it will correctly show the correct splash screen. share | ...
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What unique features does Firebug have that are not built-in to Firefox?

I just cleaned my Firefox addons and wondered: 8 Answers 8 ...