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Get environment variable value in Dockerfile

...iel van Flymen 7,88733 gold badges1919 silver badges3232 bronze badges 12 ...
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Ruby on Rails: How can I revert a migration with rake db:migrate?

...ake db:migrate VERSION=<version number> – Ajedi32 Jun 3 '13 at 19:06 3 At least for rails 3...
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List View Filter Android

...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
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What does a Ajax call response like 'for (;;); { json data }' mean? [duplicate]

...script src="http://0.131.channel.facebook.com/x/1476579705/51033089/false/p_1524926084=0" /> If there weren't an infinite loop before the JSON, an object would be created, since JSON can be eval()ed as javascript, and the hooks would detect it and sniff the object members. Now if you visit tha...
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What is difference between instantiating an object using new vs. without

... Manoj RManoj R 3,03311 gold badge1818 silver badges3232 bronze badges add a comment  |  ...
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How do I get a class instance of generic type T?

...| edited Dec 24 '14 at 10:32 answered Mar 26 '14 at 23:20 d...
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Maven: how to do parallel builds?

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Add new item in existing array in c#.net

...86/673545 – dblood Jun 14 '12 at 14:32 This is very useful found it whilst searching for "how to append to an array in...
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val() vs. text() for textarea

... Yoav Kadosh 3,23544 gold badges2323 silver badges5252 bronze badges answered Apr 10 '14 at 16:50 Kshitij Saxena -KJ-Kshitij Saxena -K...
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Possible heap pollution via varargs parameter

... 32 This answer is a fine explanation of what heap pollution is, but it doesn't really explain why varargs are so particularly likely to cause ...