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Where can I get a list of Ansible pre-defined variables?
...n playbooks and template files. For example, the host ip address is ansible_eth0.ipv4.address. Googleing and searching the docs I cound't find a list of all available variables. Would someone list them for me?
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Closing Database Connections in Java
...nnection, you need to explicitly close it by calling its close() method in order to release any other database resources (cursors, handles, etc) the connection may be holding on to.
Actually, the safe pattern in Java is to close your ResultSet, Statement, and Connection (in that order) in a finall...
Which HTML elements can receive focus?
...ml5/… Basically, a value of 0 makes the element focusable but leaves its ordering up to the browser.
– natevw
Mar 31 '14 at 22:58
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IntelliJ IDEA generating serialVersionUID
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Should one require an external plugin really in order to get this working?
– H.Rabiee
May 30 '14 at 21:34
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Client on node: Uncaught ReferenceError: require is not defined
...s now deprecated github.com/componentjs/component
– i_emmanuel
Jul 17 '17 at 12:35
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How can a Javascript object refer to values in itself? [duplicate]
...Vieira to this question explains it nicely.
– samurai_jane
Aug 6 at 19:09
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Which characters need to be escaped when using Bash?
...ble version of 2
There's an easy safe set of characters, like [a-zA-Z0-9,._+:@%/-], which can be left unescaped to keep it more readable
I\'m\ a\ s@fe\ \$tring\ which\ ends\ in\ newline"
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sed command: LC_ALL=C sed -e 's/[^a-zA-Z0-9,._+@%/-]/\\&/g; 1{$s/^$/""/}; 1!s/^/"/; $!s/$/"/'.
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What Computer Science concepts should I know? [closed]
...s, but find wikipedia too academic :D
Anyway, here goes, in no particular order:
The relational model: Introduction to Database systems
Object orientation : Object Thinking
Complexity and computation theory (think Turing machines and automata): Introduction to theory of computation
A little compi...
How can I copy the output of a command directly into my clipboard?
...X, use pbcopy; pbpaste goes in the opposite direction.
pbcopy < .ssh/id_rsa.pub
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javascript toISOString() ignores timezone offset [duplicate]
...r many years offline just to note that this answer allow to format Date in order for a .NET API to receive a date with the TimeZone and deserialize it properly. It's not that bad to have moment.js in a js project, knowing how much the Date API from ECMAScript lacks of functionalities.
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