Top "Perl" questions

Perl is a procedural, high-level, general-purpose, dynamic programming language, known for its native support of regular expressions and string parsing capabilities.

how to merge two files consistently line by line

I have two files (file1.txt & file2.txt ) , files are only examples . How to merge the two files , in …

linux perl sed awk ksh
Should I choose ActivePerl or Strawberry Perl for Windows?

I'm totally new to Perl, but I'd like to try it out. I read about two rival distributions available for …

windows perl strawberry-perl activeperl
How to solve "bad interpreter: No such file or directory"

I'm trying to run a sh script and get the following error on Mac: /usr/bin/perl^M: bad interpreter: …

macos perl sh
How do I run a Perl script from within a Perl script?

I've got a Perl script that needs to execute another Perl script. This second script can be executed directly on …

perl ipc
Best way to give a variable a default value (simulate Perl ||, ||= )

I love doing this sort of thing in Perl: $foo = $bar || $baz to assign $baz to $foo if $bar is …

php perl operators default-value
How do I include functions from another file in my Perl script?

This seems like a really simple question but somehow my Google-Fu failed me. What's the syntax for including functions from …

perl include
Nginx variables similar to SetEnv in Apache?

I use SetEnv in Apache to set some variables in virtualhosts that I recover in PHP using $_SERVER[the_variable]. …

apache perl nginx catalyst
How should I use the "my" keyword in Perl?

I keep seeing the "my" keyword in front of variable names in example Perl scripts online but I have no …

perl scope declaration
Installing modules using Strawberry Perl

Until now I used ActiveState's ActivePerl, and used the ppm for installing modules. Last week I moved to Strawberry Perl, …

windows perl cpan perl-module strawberry-perl
What are the differences between Perl, Python, AWK and sed?

just want to know what are the main differences among them? and the power of each language (where it's better …

python perl sed awk language-comparisons