{ "image" : null, "authors" : [ "david-farrell" ], "categories" : "development", "date" : "2013-07-17T03:10:55", "tags" : [ "functional", "subroutine", "sysadmin ...

I'm presuming you have a decent use case for having functions split up into modules, and then needing to figure out what module to call. For example, you have classes/objects that you instantiate and ...

Today's lesson describes three groups of built-in Perl functions: The functions that manipulate processes and programs that are currently running The functions that perform mathematical operations The ...

Today, you learn about the built-in Perl functions that convert scalar values from one form to another, and the Perl functions that deal with variables that have not had values defined for them. You ...

I have a (another) perl question for you guys:<br><br>I have a script that relies on 'system()' to execute some shell commands that aren't available as perl functions. It seems that using system() is ...

What is the function for creating hard and soft links in the Linux filesystem in Perl?<BR><BR>Also, please fully explain to me the difference between the two. From what I currently gather, a hard link ...

With apologies to Arnold and the Terminator franchise for the title, let's look one more time at removing duplicates from the PATH variable. This take on doing it was prompted by a comment from a ...

Noodling around on a project I’m interested in coding in-house — showing a list of which Computerworld.com stories we’ve already Tweeted about and which ones have yet to be mentioned — has ...