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How to set child process' environment variable in Makefile

... I have GNU make 3.81, and all: <\n\t>export PROJ_ROOT=$(CURDIR)<\n\t>echo $(PROJ_ROOT)<\n> outputs the correct expansion for the first row, but only echo for the second one. PROJ_ROOT is not set after running make. Spaces around = gi...
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'id' is a bad variable name in Python

... keyword or built-in function in any language is a bad idea, even if it is allowed. share | improve this answer | follow | ...
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What is the most pythonic way to check if an object is a number?

...and is not iterable" could be a good definition in some cases. But, you really need to ask yourself, what it is that you're asking that what you want to consider "a number" must definitely be able to do, and what it must absolutely be unable to do -- and check. This may also be needed in 2.6 or la...
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How to open a URL in a new Tab using JavaScript or jQuery? [duplicate]

How to open a URL in new tab instead of new window programatically? 6 Answers 6 ...
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C/C++ line number

...processor variables : __func__ : function name (this is part of C99, not all C++ compilers support it) __DATE__ : a string of form "Mmm dd yyyy" __TIME__ : a string of form "hh:mm:ss" Your code will be : if(!Logical) printf("Not logical value at line number %d in file %s\n", __LINE__, __FIL...
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Hash function that produces short hashes?

...m that's strong against intentional modification, I've found an algorithm called adler32 that produces pretty short (~8 character) results. Choose it from the dropdown here to try it out: http://www.sha1-online.com/ share ...
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Why does Python code use len() function instead of a length method?

...on objects which have a length and use the built-in len() function, which calls it for you, similar to the way you would implement __iter__() and use the built-in iter() function (or have the method called behind the scenes for you) on objects which are iterable. See Emulating container types for m...
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Chrome Extension how to send data from content script to popup.html

... Although you are definitely in the right direction (and actually pretty close to the end), there are several (imo) bad practises in your code (e.g. injecting a whole library (jquery) for such a trivial task, declaring unnecessary permissions, making superflous calls to API methods etc...
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Is there a typical state machine implementation pattern?

... Really nice touch how NUM_STATES is defined. – Albin Stigo Dec 19 '15 at 19:38  | ...
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Extract value of attribute node via XPath

... With xqilla it was necessary to call xs:string. I wonder why. – krlmlr Jul 22 '13 at 20:00 1 ...