# Perl Programming Tutorials

PERL Programming Tutorials And Articles
 Title / Author Replies Views JSON has become a popular data representation format, and can been seen as the successor of XML which used to be the most popular format used for data exchange between systems. Notable examples of JSON being used for data representation are Facebook Graph API & Flickr API, amongst many others.... By pradeep 05,548 Many programs use the STDOUT to produce some normal output and the STDERR to show the errors. I'm actually working with the g++ that do this and a question appeared. Wouldn't be nice to see it with different colors? #!/usr/bin/perl use strict; use warnings; use IPC::Open3; By oleber Last Message By oleber 25,230 Showing a page process time in the page footer is a common thing in many sites, some sites even take it forward by showing DB query time and processing time separately. In this tip, we'll see how to show page process time in perl. For this purpose we'll require the perl module Time::HiRes... By pradeep 04,858 Introduction Perl is renowned for being a language where you can express complicated commands in a very small amount of space. We'll start with the simplest of programs, which simply reads in characters from the keyboard and repeats them back to the console. In Perl you might write this... By pradeep Last Message By oleber 14,722 Here are a few tips & tricks which you may find useful when dealing with files/directories in Perl. Perl Test Operators +-------------+------------------------------------+ | Operator | Function | +-------------+------------------------------------+ ... By pradeep 04,548 Introcution Amazon's S3 is a really amazing service, where you can store unlimited amount of data at a very cheap rate, and the service being really reliable at the same time. Signing up for the service is really easy, you are charged a very low rate only for what you use, you can read more about... By pradeep Last Message By shabbir 14,323 Different Operating Systems use different characters as their path separator when specifying directory and file paths: foo/bar/baz # *nix uses a / foo\bar\baz # Win32 uses a \ foo:bar:baz # Mac OS 9 uses a : foo/bar/baz # Mac OS X uses a / (usually!) In Perl you can generally... By pradeep 03,975 Below is a small Perl code that Shows all the environment variables of the Server on which it is run. #!/usr/bin/perl print "Content-type: text/html\n\n"; print "\n"; foreach $key (sort keys(%ENV)) { print "$key = $ENV{$key}