Command-line Perl scripts can make adminstering a UNIX box easier by replacing certain commands with some routine scripts. Find out how to take advantage of this approach. Perl is everywhere. Most ...

A similar Perl pie command might change Windows (DOS) style line endings (carriage return, linefeed) to Unix style line endings (linefeed only) or to replace other bytes in a file whether the file is ...

In the December 2000 issue of Linux Journal, I reviewed the latest edition of the classic Perl text: Programming Perl, 3rd Edition (or The Camel for short). In that review, my advice to new Perl ...

Like most Linux users, I started out using a simple Bash script to configure the firewall policy on my Linux machines. Eventually, I got tired of writing the same code over and over again, so I ...

Perl was originally developed by Larry Wall in 1987. Version 1.0 released to the comp.sources.misc Usenet newsgroup on December 18, 1987. Originally the only documentation for Perl was a single man ...

A lot of information is available about individual files on a Unix system. For example, the ls -l command will display the permissions matrix and ls -i will display a file’s inode. But, if we want to ...

Perl is a high-level programming language with roots in C, sed, awk and shell scripting. Perl is good at handling processes and files, and is especially good at handling text. Perl's hallmarks are ...