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How to generate all permutations of a list?
How do you generate all the permutations of a list in Python, independently of the type of elements in that list?
33 Answer...
What is the purpose of wrapping whole Javascript files in anonymous functions like “(function(){ … }
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It's usually to namespace (see later) and control the visibility of member functions and/or variables. Think of it like an object definition. The technical name for it is an Immediately Invoked Function Expression (IIFE). jQuery plug...
Responsive css background images
...ave defined a bg-image for the content) also responsive. Unfortunately I really don't have any idea on how to do this except for one thing that I can think of but it's quite a workaround. Creating multiple images and then using css screen size to change the images but I wanna know if there is a more...
Editing Javascript using Chrome Developer Tools
... and found the solution.
If you have the file prettified, Chrome will not allow edits. I turned it off and was able to edit. Willing to bet this is/was your problem.
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WebSockets protocol vs HTTP
...kets is better for situations that involve low-latency communication especially for low latency for client to server messages. For server to client data you can get fairly low latency using long-held connections and chunked transfer. However, this doesn't help with client to server latency which req...
How can I quickly delete a line in VIM starting at the cursor position?
...atever was yanked before.
The true delete command in the OP's context is "_D (or "_C if insert mode is desired) This sends the deleted content into the black hole register, designated by "_, where it will bother no one ever again (although you can still undo this action using u).
That being said,...
Twitter Bootstrap: div in container with 100% height
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The #map is actually obscured behind the navbar in this example.
– Ethereal
May 7 '13 at 19:57
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Why doesn't Haskell's Prelude.read return a Maybe?
...ersions floating around many codebases).
See also this discussion.
Personally, I use the version from the safe package.
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Running a Python script from PHP
...e if PHP script runs in browser or curl)
and/or must be "executable". Also all commands into .py file must have correct privileges:
Taken from php manual:
Just a quick reminder for those trying to use shell_exec on a
unix-type platform and can't seem to get it to work. PHP executes as
the w...
Sequence contains no elements?
...boxes for the title and content, the ID and date aren't put on the page at all. Could this be the reason for it passing them as null\new?
– Andy Hunt
Aug 24 '09 at 19:43
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