5 things I learned from Learning Perl 7th Edition
A surprisingly in-depth book for beginners
Identify slow code with Devel::Timer
How timing statements can help you pinpoint bottlenecks
Read it
Untangling subroutine attributes
How they work and how to implement your own custom versions
Read it
Displaying the Git branch in the terminal prompt with and without Perl
Where am I again? No more typing “git branch”
Read it
Fixing a sluggish Linux after suspend-resume
The cpupower program can resolve throttled machines
