Have you ever entered “ls –l” into a UNIX command line and seen something like this? Do you wonder what the “drwxr–r– “ means or why you can’t edit, open, or even read some files or directories? Well, ...

is the name of a UNIX command, executable program, or shell script to which you want to route output or from which you want to read input. The command(s) must be enclosed in either double or single ...

User profiles aren’t restricted to what shells your users use, what groups they are members of, and what privileges they have been allocated. While these factors are important, so are when they log in ...