Update cheatsheets

linux/daemonize

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+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# daemonize
+
+> Run a command (that does not daemonize itself) as a Unix daemon.
+> More information: <http://software.clapper.org/daemonize/>.
+
+- Run a command as a daemon:
+
+`daemonize {{command}} {{command_arguments}}`
+
+- Write the PID to the specified file:
+
+`daemonize -p {{path/to/pidfile}} {{command}} {{command_arguments}}`
+
+- Use a lock file to ensure that only one instance runs at a time:
+
+`daemonize -l {{path/to/lockfile}} {{command}} {{command_arguments}}`
+
+- Use the specified user account:
+
+`sudo daemonize -u {{user}} {{command}} {{command_arguments}}`