UNIX shell

The Software Carpentry Foundation has a great lesson on the basics of using the UNIX shell that we will be using for the Starterkit course.

Some additional topics can be found at the more on the UNIX shell webpage, while this section covers LHCb-specific material.

Contents:

• Using screen to keep things running
• Advanced screen topics
  • Finding lost screens
  • Using tabs in screen
• Persistent screen or tmux session on lxplus
  • Setting up password-less kerberos token
  • Making use of the keytab
  • Using k5reauth to automatically refresh your kerberos token
• More about the UNIX shell
  • Types of shell
  • Manual pages
  • Environment variables
  • Variables
  • Differences among files
  • Looping over files
  • Conditionals
  • Linking commands
  • Pipes and redirection
  • Bash security
  • Complexity
  • Text viewers
  • Text editors
  • Disk space
  • Over the Wire and Bandit wargame