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How do I programmatically click a link with javascript?
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241
document.getElementById('yourLinkID').click();
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How can I launch multiple instances of MonoDevelop on the Mac?
...p on Mac, the command is
open -n /Applications/Xamarin\ Studio.app
EDIT 2:
For Visual Studio for Mac, which has replaced Xamarin Studio, the command is
open -n /Applications/Visual\ Studio.app
share
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Vertically aligning CSS :before and :after content [duplicate]
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128
Answered my own question after reading your advice on the vertical-align CSS attribute. Thanks ...
What is stdClass in PHP?
...nce.
<?php
//Example with StdClass
$json = '{ "foo": "bar", "number": 42 }';
$stdInstance = json_decode($json);
echo $stdInstance->foo . PHP_EOL; //"bar"
echo $stdInstance->number . PHP_EOL; //42
//Example with associative array
$array = json_decode($json, true);
echo $array['foo'] . PHP_E...
How to port data-only volumes from one host to another?
...E:
# create a new data container
$ sudo docker create -v /data --name DATA2 busybox true
# untar the backup files into the new container᾿s data volume
$ sudo docker run --rm --volumes-from DATA2 -v $(pwd):/backup busybox tar xvf /backup/backup.tar
data/
data/sven.txt
# compare to the original con...
Are HTTP cookies port specific?
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The current cookie specification is RFC 6265, which replaces RFC 2109 and RFC 2965 (both RFCs are now marked as "Historic") and formalizes the syntax for real-world usages of cookies. It clearly states:
Introduction
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For historical reasons, c...
Switching between Android Navigation Drawer image and Up caret when using fragments
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12 Answers
12
Active
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What is the best way to ensure only one instance of a Bash script is running? [duplicate]
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[Terminal #1] $ lockfile -r 0 /tmp/the.lock
[Terminal #1] $
[Terminal #2] $ lockfile -r 0 /tmp/the.lock
[Terminal #2] lockfile: Sorry, giving up on "/tmp/the.lock"
[Terminal #1] $ rm -f /tmp/the.lock
[Terminal #1] $
[Terminal #2] $ lockfile -r 0 /tmp/the.lock
[Terminal #2] $
After /tmp/the...