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How can I delete Docker's images?
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In order to delete all images, use the given command
docker rmi $(docker images -q)
In order to delete all containers, use the given command
docker rm $(docker ps -a -q)
Warning: This will destroy all your images and containers. It will not be possible to restore ...
Convert a RGB Color Value to a Hexadecimal String
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Automating “enter” keypresses for bash script generating ssh keys
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I'd recommend using yes "" instead of echo -e "\n\n\n" (yes outputs whatever argument is given [or "y" by default] in infinity – perfect for these situations where one just want to provide a "yes" answer to whatever a program mig...
CSS - Expand float child DIV height to parent's height
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What happens if a Android Service is started multiple times?
... run in one instance. However, everytime you start the service, the onStartCommand() method is called.
This is documented here
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Is gcc 4.8 or earlier buggy about regular expressions?
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<regex> was im...
What is hashCode used for? Is it unique?
... 2.0, the hash code provider is based on the
System.Collections.IEqualityComparer interface.
Basically, hash codes exist to make hashtables possible.
Two equal objects are guaranteed to have equal hashcodes.
Two unequal objects are not guaranteed to have unequal hashcodes (that's called a collis...
How to check if a variable exists in a FreeMarker template?
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std::function and std::bind: what are they, and when should they be used?
...meters_in_the_right_flipping_order = bind(memcpy, _2, _1, _3);
I don't recommend using it just because you don't like the API, but it has potential practical uses for example because:
not2(bind(less<T>, _2, _1));
is a less-than-or-equal function (assuming a total order, blah blah). This e...
How to evaluate http response codes from bash/shell script?
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edited Jun 25 at 7:27
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answered Feb 8 '10 at 9:48
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