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.

An associative array is an array which uses strings as indices instead of integers. To see how associative arrays work, we’re going to look at both the Korn shell and Perl, though only the ...

Perl One-Liners: 130 Programs that Get Things Done by Peteris Krumins, no starch press, 2014 When I first saw the title of this book, I asked myself “An entire book of one-liners?

Programming The Network With Perl is quite different from other Perl books I have read. Many are written as reference books, whereas this one is written more like a textbook, with exercises at the end ...

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 ...

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 ...

I'd Like to write a perl program that changes the working directory of the user, not just for the duration of the code, but even afterwords (the user would still be able to hop around, of course ...

In 1994, Jon Orwant, a graduate student at the Massachusetts Institute of Technology, learned the power of the Unix scripting language Perl. “I bet a friend a six-pack of beer that I could write ...