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unit testing of private functions with mocha and node.js

... If the function is not exported by the module, it cannot be called by test code outside the module. That's due to how JavaScript works, and Mocha cannot by itself circumvent this. In the few instances where I determined that testing a private function is the right thing to do, what I'...
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How do I get the full path to a Perl script that is executing?

...me of the script during execution. I discovered that depending on how you call the script $0 varies and sometimes contains the fullpath+filename and sometimes just filename . Because the working directory can vary as well I can't think of a way to reliably get the fullpath+filename of the scr...
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Is “argv[0] = name-of-executable” an accepted standard or just a common convention?

... Guesswork (even educated guesswork) is fun but you really need to go to the standards documents to be sure. For example, ISO C11 states (my emphasis): If the value of argc is greater than zero, the string pointed to by argv[0] represents the program name; argv[0][0] shall b...
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In C#, should I use string.Empty or String.Empty or “” to intitialize a string?

...person - so I suggest you find out what most people on your team like, and all go with that for consistency. Personally I find "" easier to read. The argument that "" and " " are easily mistaken for each other doesn't really wash with me. Unless you're using a proportional font (and I haven't worke...
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How to create a zip archive of a directory in Python?

...e. The documentation tells you what functions are available, but doesn't really explain how you can use them to zip an entire directory. I think it's easiest to explain with some example code: #!/usr/bin/env python import os import zipfile def zipdir(path, ziph): # ziph is zipfile handle f...
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Are list-comprehensions and functional functions faster than “for loops”?

...ike map() , filter() and reduce() faster than a for loop? Why, technically, they run in a C speed , while the for loop runs in the python virtual machine speed ?. ...
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How to access and test an internal (non-exports) function in a node.js module?

... This should absolutely be the top answer. It does not require rewriting all existing modules with NODE_ENV specific exports, nor does it involve reading in the module as text. – Adam Yost Jul 22 '15 at 16:00 ...
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How to check version of python modules?

I just installed the python modules: construct and statlib with setuptools like this: 25 Answers ...
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How to write very long string that conforms with PEP8 and prevent E501

... Implicit concatenation might be the cleanest solution: s = "this is my really, really, really, really, really, really," \ " really long string that I'd like to shorten." Edit On reflection I agree that Todd's suggestion to use brackets rather than line continuation is better for all the reas...
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Elegant setup of Python logging in Django

...nowhere else. You can either use a configuration file or do it programmatically step-by-step - it just depends on your requirements. The key thing is that I usually add the handlers I want to the root logger, using levels and sometimes logging.Filters to get the events I want to the appropriate file...