Downloading and Installing Perl in 2021
How to download and install Perl on Windows, macOS, and Linux
How to download and install Perl on Windows, macOS, and Linux
Cron is a job scheduling program available on UNIX-like platforms. Most system commands can be scheduled including the execution of Perl programs. Once a job is setup, cron will run it as scheduled even if the user is not logged in, which can be a great way to automate sysadmin tasks or repetitive jobs. This article describes how to run Perl scripts with cron.
We show you how to listen for signals and handle them gracefully
This is a simple trick for conveniently running local Perl as a root user on UNIX-based systems.
When Perl is executing a program, it maintains the user id of the process owner in a global variable ($<). When a Perl program is executed by root or a user with root privileges (e.g. using the sudo command), the user id variable is always set to zero. This can be checked at the command line:
New MacPerl CD-ROM Available Rich Morin (rdm@cfcl.com) of Prime Time Freeware has produced the MacPerl CD-ROM, a distribution of the Perl for the Macintosh along with other Mac tools and documentation. I asked him about the MacPerl community and…