docker Selective removal of unused docker images To do bulk remove of docker images use docker images, grep, find and xargs in composition with docker rmi.
back-end Installing wordpress over ssh Installing wordpress over ssh on the ghost ami digital-ocean droplet.Connect to droplet over SSH:ssh -i /path/to/certificate user@server.name Create working directory at var/www:cd /var/www mkdir
linux Basic commands to survive linux FilesNavigationpwdcdlsmkdirtouchcpmvrmPermissionchownchmodSymbolic: r-- -w- --x | 421 Binary: 100 010 001 | ------- Decimal: 4 2 1 | 000 = 0 | 001 = 1 Symbolic: rwx r-x r-x | 010 = 2 Binary: 111 101 101 | 011 = 3 Decimal: 7 5
