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System administration: Difference between revisions
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Composer is a PHP package management tool. Usually needed for setting up web application development environment. | Composer is a PHP package management tool. Usually needed for setting up web application development environment. | ||
<syntaxhighlight lang=" | <syntaxhighlight lang="bash"> | ||
$ cd | $ cd | ||
$ mkdir bin | $ mkdir bin | ||
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The config file ~/.ssh/config stores information about various SSH connections, and allows the definition of hostname, username, ports, and other settings. | The config file ~/.ssh/config stores information about various SSH connections, and allows the definition of hostname, username, ports, and other settings. | ||
<syntaxhighlight lang=" | <syntaxhighlight lang="linux-config"> | ||
Host hostname1 | Host hostname1 | ||
HostName hostname1.domain.com | HostName hostname1.domain.com | ||
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=== .gitconfig === | === .gitconfig === | ||
<syntaxhighlight lang=" | <syntaxhighlight lang="linux-config"> | ||
[core] | [core] | ||
editor = vim | editor = vim | ||
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* Show all of your running processes | * Show all of your running processes | ||
<syntaxhighlight lang=" | <syntaxhighlight lang="bash"> | ||
$ ps -fu mhan | $ ps -fu mhan | ||
UID PID PPID C STIME TTY TIME CMD | UID PID PPID C STIME TTY TIME CMD | ||
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== Pull a random line from a log == | == Pull a random line from a log == | ||
<syntaxhighlight lang=" | <syntaxhighlight lang="bash"> | ||
$ shuf -n 1 /etc/pihole/gravity.list | $ shuf -n 1 /etc/pihole/gravity.list | ||
</syntaxhighlight> | </syntaxhighlight> | ||