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Can I have multiple :before pseudo-elements for the same element?
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In CSS2.1, an element can only have at most one of any kind of pseudo-element at any time. (This means an element can have both a :before and an :after pseudo-element — it just cannot have more than one of each kind.)
As a result,...
Setting default permissions for newly created files and sub-directories under a directory in Linux?
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Norman RamseyNorman Ramsey
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How to set up a git project to use an external repo submodule?
...hem to Subversion's svn:externals mechanism: http://speirs.org/blog/2009/5/11/understanding-git-submodules.html
* As a best practice, you should always place your submodules in their own directory, such as Externals. If you don't, your root project directory can become very cluttered very fast.
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Rails: redirect_to with :error, but flash[:error] empty
... trying to do a redirect while setting the flash[:error] value. (Rails 3.0.10)
3 Answers
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What is “function*” in JavaScript?
...ipt.next.
Dave Herman of Mozilla gave a talk about EcmaScript.next. At 30:15 he talks about generators.
Earlier, he explains how Mozilla is experimentally implementing proposed language changes to help steer the committee. Dave works closely with Brendan Eich, Mozilla's CTO (I think), and the origi...
What are the advantages of NumPy over regular Python lists?
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NumPy's arrays are more compact than Python lists -- a list of lists as you describe, in Python,...
Difference between CSS3 transitions' ease-in and ease-out
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1 Answer
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How to validate an OAuth 2.0 access token for a resource server?
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Update Nov. 2015: As per Hans Z. below - this is now indeed defined as part of RFC 7662.
Original Answer: The OAuth 2.0 spec (RFC 6749) doesn't clearly define the interaction between a Resource Server (RS) and Authorization Server (AS) fo...
How to remove underline from a name on hover
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answered Aug 25 '11 at 10:28
Harry JoyHarry Joy
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Redis key naming conventions?
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What are the normal naming convention for keys in redis? I've seen
values separated by : b...