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PyLint “Unable to import” error - how to set PYTHONPATH?

...inside Wing IDE on Windows. I have a sub-directory (package) in my project and inside the package I import a module from the top level, ie. ...
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How to tell git to use the correct identity (name and email) for a given project?

I use my personal laptop for both work and personal projects and I would like to use my work email address for my commits at work (gitolite) and my personal email address for the rest (github). ...
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How can I determine if a variable is 'undefined' or 'null'?

...} Because null == undefined is true, the above code will catch both null and undefined. share | improve this answer | follow | ...
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How to make a python, command-line program autocomplete arbitrary things NOT interpreter

...import readline def completer(text, state): options = [i for i in commands if i.startswith(text)] if state < len(options): return options[state] else: return None readline.parse_and_bind("tab: complete") readline.set_completer(completer) The official module docs ar...
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How to make blinking/flashing text with CSS 3

... You are first setting opacity: 1; and then you are ending it on 0, so it starts from 0% and ends on 100%, so instead just set opacity to 0 at 50% and the rest will take care of itself. Demo .blink_me { animation: blinker 1s linear infinite; } @ke...
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How to copy files across computers using SSH and MAC OS X Terminal [closed]

I'm trying to copy my .profile, .rvm and .ssh folders/files to a new computer and keep getting a "not a regular file" response. I know how to use the cp and ssh commands but I'm not sure how to use them in order to transfer files from one computer to another. ...
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How does MySQL process ORDER BY and LIMIT in a query?

...ments, the first argument specifies the offset of the first row to return, and the second specifies the maximum number of rows to return. The offset of the initial row is 0 (not 1): SELECT * FROM tbl LIMIT 5,10; # Retrieve rows 6-15 To retrieve all rows from a certain offset up to the end of the...
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How do I repeat an edit on multiple lines in Vim?

I'm aware that in Vim I can often repeat a command by simply adding a number in front of it. For example, one can delete 5 lines by: ...
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Exporting functions from a DLL with dllexport

...e is an option "Compile As" which corresponds to the compiler switches /TP and /TC. If you still want to use C++ to write the internals of your lib but export some functions unmangled for use outside C++, see the second section below. Exporting/Importing DLL Libs in VC++ What you really want to do i...
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Remove element of a regular array

... index + 1, dest, index, source.Length - index - 1); return dest; } And use it like: Foo[] bar = GetFoos(); bar = bar.RemoveAt(2); share | improve this answer | foll...