bash loops and renaming files
Andreas is a RHEL Sysadmin working in his home directory in bash on his RHEL server. His home directory: /home/andreas/ His home directory…
Rex Djere (706)
Discpline and good habits
Rex wants to become the best GNU/Linux System Administrator in the world. What are the 4 most important good habits and rituals that…
granular permissions
What GNU/Linux commands can be used to change permissions granularly? In GNU/Linux, there are several commands and utilities that can be used to…
chmod command
Kobie is a RHEL System Administrator at Google. He is studying for his LFCS exam. He wants to master the chmod command. Please…
Djere Services Group Music Publishing
One of our areas of expertise is using Free Software/Open Source tools to publish music and books. Here are some of the compositions…
GNU/Linux networking and network configuration
Erykah Badu is a world-class singer by night, and a master Linux System Administrator at Red Hat by day. Please write an essay…