Jon Wong

Founder and cloud farmer over at Zenith Media Canada; 15 years in the business as a system and network admin, 5 years working on my SaaS business and known shenaniganizer with a dash of jack of all I.T trades, follow me on Instagram cause I'm slightly narcissistic.


z Tracks the most used directories and enables quickly navigating to them using string or regex patterns. Go to a 


zbarimg Scan and decode bar codes from image file(s). Process an image file: zbarimg {{image_file}} 


zcat Print data from gzip compressed files. Print the uncompressed contents of a gzipped file to the standard output: zcat 


zdb ZFS debugger. Show detailed configuration of all mounted ZFS zpools: zdb Show detailed configuration for a specific ZFS pool: 


zfs Manage ZFS filesystems. List all available zfs filesystems: zfs list Create a new ZFS filesystem: zfs create {{pool_name/filesystem_name}} Delete 


zip Package and compress (archive) files into zip file. Package and compress a directory and its contents, [r]ecursively: zip -r 


zless View compressed files. Page through a compressed archive with less: zless {{file.txt.gz}} 


zpool Manage ZFS pools. Show the configuration and status of all ZFS zpools: zpool status Check a ZFS pool for 

zsh cheatsheet

zsh Z SHell. bash and sh-compatible command line interpreter. Start interactive command line interpreter: zsh Execute command passed as parameter: 

IP addresses

IP addresses +------------------------++-----------------------+ | ip addr1 -> || ip addr2 -> | +------------------------++-----------------------+ | | | | +------------------------+