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Git branching: master vs. origin/master vs. remotes/origin/master
...different ways of referring to the same thing (incidentally, both of these commands mean "show me the changes between the remote master branch and my master branch).
remotes/origin/HEAD is the default branch for the remote named origin. This lets you simply say origin instead of origin/master.
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What is a Shim?
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From Wikipedia:
In computer programming, a shim is a small library that transparently intercepts an API, changing the parameters passed, handling the operation itself, or redirecting the operation elsewhere. Shims typically come about when the ...
CSS hexadecimal RGBA?
...d not a finalised document).If things have heavily changed, please leave a comment letting me know so I can update this answer!
§ 4.2. The RGB hexadecimal notations: #RRGGBB
The syntax of a <hex-color> is a <hash-token> token whose value consists of 3, 4, 6, or 8 hexadecimal di...
What's the difference between ng-model and ng-bind
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Can I have an onclick effect in CSS?
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@Sparky672, Pretty much everything: caniuse.com/#feat=css-sel2 (IE7 supports :active too but is not listed because it does not support some of the other selectors)
– jrajav
Nov 29 '12 at 16:43
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Check whether a variable is a string in Ruby
...ck-typing check like Andrew Grimm mentions is even better). A strict class comparison is usually a code smell. en.wikipedia.org/wiki/Liskov_substitution_principle
– mahemoff
Jan 17 '13 at 6:23
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How to redirect to a 404 in Rails?
...o/404' }.to raise_error(ActionController::RoutingError) /via stackoverflow.com/a/1722839/993890
– ryanttb
Nov 5 '13 at 19:55
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In Docker, what's the difference between a container and an image? [duplicate]
...t
But, the container, now no longer running, has state and can be saved (committed) to an image.
$ docker ps -a
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
abf181be4379 ubuntu:14.04 ...
How to obtain the number of CPUs/cores in Linux from the command line?
...iq | awk '{print $4}'
which should return (for example) 8 (whereas the command above would return 16)
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Determine if string is in list in JavaScript
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But you can define it if you want to. See soledadpenades.com/2007/05/17/arrayindexof-in-internet-explorer
– Jason Hall
Mar 12 '10 at 2:35
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