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Why {} + {} is NaN only on the client side? Why not in Node.js?

...le._commandLineAPI = new CommandLineAPI(this._commandLineAPIImpl, isEvalOnCallFrame ? object : null); expression = "with ((window && window.console && window.console._commandLineAPI) || {}) {\n" + expression + "\n}"; } var result = evalFunction.call(object, expression...
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Why is “import *” bad?

...ed (readability). Because you can't use cool tools like pyflakes to statically detect errors in your code. share | improve this answer | follow | ...
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Implementing slicing in __getitem__

... answered May 29 '10 at 22:56 Ignacio Vazquez-AbramsIgnacio Vazquez-Abrams 667k127127 gold badges11911191 silver badges12501250 bronze badges ...
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What is the difference between Python's list methods append and extend?

... Actually there's a big difference - x + [4, 5] gives you a new list assigned to x - x.extend() mutates the original list. I elaborate in my answer here below. – Aaron Hall♦ Jul 17 '17 at 1...
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What is the difference between HTTP_HOST and SERVER_NAME in PHP?

...T is obtained from the HTTP request header and this is what the client actually used as "target host" of the request. The SERVER_NAME is defined in server config. Which one to use depends on what you need it for. You should now however realize that the one is a client-controlled value which may thus...
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How do you trigger a block after a delay, like -performSelector:withObject:afterDelay:?

Is there a way to call a block with a primitive parameter after a delay, like using performSelector:withObject:afterDelay: but with an argument like int / double / float ? ...
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Number of processors/cores in command line

... Make sure to nproc --all for all installed Processing Units. Without --all, nproc only shows Processing Units available to the current process. Read the man page for more details. MMV. – JamesThomasMoon1979 ...
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Is there any difference between __DIR__ and dirname(__FILE__) in PHP?

... answered May 1 '10 at 9:28 Pascal MARTINPascal MARTIN 366k6767 gold badges624624 silver badges641641 bronze badges ...
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JSON serialization of Google App Engine models

... There is a small mistake in the code: Where you have "output[key] = to_dict(model)" it should be: "output[key] = to_dict(value)". Besides that it's perfect. Thanks! – arikfr Nov 7 '09 at 22:02 ...
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Get the name of the currently executing method

... mplewis 43011 gold badge1010 silver badges1818 bronze badges answered Oct 14 '08 at 0:24 Mark A. NicolosiMark A. Nicolosi ...