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How to copy files between two nodes using ansible
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good answer! Unfortunately I did not get it working in an Vagrant environment with multi VMs. Seems Vagrant does something special there.
– therealmarv
Mar 5 '15 at 6:56
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how to run two commands in sudo?
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If you would like to handle quotes:
sudo -s -- <<EOF
id
pwd
echo "Done."
EOF
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difference between primary key and unique key
...S it cannot be NULL - e.g. MySQL adds NOT NULL
Primary Key is a unique key identifier of the record
Unique Key:
Can be more than one unique key in one table
Unique key can have NULL values
It can be a candidate key
Unique key can be NULL ; multiple rows can have NULL values and therefore may not...
Syntax highlighting/colorizing cat
... "cat is not meant for that." Cat isn't meant for writing individual files to stdout either - it's for concatenation. But that still doesn't mean that writing individual files to stdout isn't useful. Not does that mean highlighting them isn't useful.
– mikemaccana
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Reading header data in Ruby on Rails
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
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Setting up a JavaScript variable from Spring model by using Thymeleaf
...faultanyvalue will only be used when running the page statically, i.e. outside a web container. If ran inside a container and the variable message hasn't been declared the resulting source code will be var message = null;
– Felipe Leão
May 10 '17 at 17:51
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Open another application from your own (intent)
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Firstly, the concept of "application" in Android is slightly an extended one.
An application - technically a process - can have multiple activities, services, content providers and/or broadcast listeners. If at least one of them is running, the application is up and run...
How to make “if not true condition”?
...$user:" /etc/passwd would be the more correct way to search /etc/passwd incidently – grep -v where -v inverts the search if you wanted to avoid the mess of ||
– Orwellophile
Jun 1 '15 at 16:59
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AngularJS : ng-model binding not updating when changed with jQuery
...at change. For this you should call $scope.$digest() or make the change inside of $scope.$apply():
$scope.$apply(function() {
// every changes goes here
$('#selectedDueDate').val(dateText);
});
See this to better understand dirty-checking
UPDATE: Here is an example
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How to get JSON objects value if its name contains dots?
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tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
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