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Difference between a “coroutine” and a “thread”?

...ngle-core machines, that concurrency was simulated with some help from the OS -- nowadays, since so many machines are multi-CPU and/or multi-core, threads will de facto be executing simultaneously, not just "conceptually"). ...
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Unable to verify leaf signature

...tificates. I merely wanted to setup a quick test for a demo so the code I posted is a quick fix. I should have prefaced with that in my comment. – LukeP Jun 3 '15 at 21:48 1 ...
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Origin null is not allowed by Access-Control-Allow-Origin

...iles. But basically, using ajax with local resources isn't going to work cross-browser. If you're just testing something locally that you'll really be deploying to the web, rather than use local files, install a simple web server and test via http:// URLs instead. That gives you a much more accurat...
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In Windows Azure: What are web role, worker role and VM role?

... work on contains a web role: it's a simple web application. I needed to host the application in Windows Azure, so I created a web role. I actually want to know what these roles are for. What is their significance coding wise or storage wise? ...
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Using getopts to process long and short command line options

...ns. BSD UNIX implementation of standalone getopt command (which is what MacOS uses). This does not support long options either. GNU implementation of standalone getopt. GNU getopt(3) (used by the command-line getopt(1) on Linux) supports parsing long options. Some other answers show a solutio...
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PATH issue with pytest 'ImportError: No module named YadaYadaYada'

...Add the path manually to the test files, something like this: import sys, os myPath = os.path.dirname(os.path.abspath(__file__)) sys.path.insert(0, myPath + '/../') Run the tests with the env var PYTHONPATH=../. share ...
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Copy a file in a sane, safe and efficient way

...ude <fstream> int main() { std::ifstream src("from.ogv", std::ios::binary); std::ofstream dst("to.ogv", std::ios::binary); dst << src.rdbuf(); } This is so simple and intuitive to read it is worth the extra cost. If we were doing it a lot, better to fall back on OS ca...
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How to print a list of symbols exported from a dynamic library

...been trying to get dynamic libraries to work in my XCode project under Mac OS X. So far no joy. 4 Answers ...
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What's the difference between “version number” in iTunes Connect, “bundle version”, “bundle version

... 12345 or 1.2.3 (Build 12345AB). This is shown in the About window for Mac OS X apps for example and is often more a "Build Number" than a "Version Number". Bundle Version String (CFBundleShortVersionString) This value is used as the "real" version number. This must be the same string as used for th...
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Where is Python's sys.path initialized from?

...tion on the filesystem based on what the operating system tells it. If the OS just says "python" is running, it finds itself in $PATH. It resolves any symbolic links. Once it has done this, the path of the executable that it finds is used as the value for sys.executable, no ifs, ands, or buts. Next...