DevOps & System Admin.

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Remote mysqldump without Temp Files

A description of using pipes with ssh in a way that allows the results of mysqldump on a remote machine to be stored locally without creating a temporary file.

DevOps & System Admin.

Preventing Spam E-mail with SPF Records

DevOps & System Admin.

Parsing Arguments in Bash (getopts)

Have you ever passed several parameters to a command like this: ls -lah, and thought “I wish my bash scripts could parse command line parameters like that.” Allow me to introduce y

DevOps & System Admin.

Complementing Time Machine with rsync

I usersync and cron to back up my Documents and Library directories hourly. These directories contain all of my files whose changes would be difficult or impossible to re-create by

DevOps & System Admin.

Resizing LVM Volumes on a Virtual Linux Host without Reboot

LVM allows volumes to be dynamically resized online—no rebooting is required. This presumes, of course, that LVM is set up initially when the virtual host is created.

DevOps & System Admin.