Results for "Perl"

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  • How to install Perl modules manually, using CPAN command, and other quick ways

    As a bioinformatics programmer, and crunchy data analyser you need to install several perl modules and dependencies. Installing Perl modules manually by resolving all the dependencies is  tedious and annoying process. Some of the packages like GD is the real pain. However, Installing Perl mo...

    Tags: Perl Modules, Perl, Packages, Yum, Quick, CPAN, BioPerl

    3903 days ago

  • Five unique traits of effective computational biologist

    Bioinformatics research is driven by large set of software, scripts, and tools to analyse gigantic biological data. Being a great biological programmer or bioinformatician involves more than writing code that works. The biological programmers who rise to the top ranks of their profession are not ...

    Tags: Biological Programmers, Computational Biology, Bioinformatics, Programmers, Traits, Perl

    3903 days ago

  • Installing Perl GD Module

    In comparative genome analysis work, we usually compare more than two genomes and looks for syntenic regions amongst them. In my research I used Evolution Highway (RH) http://eh-demo.ncsa.uiuc.edu/, which is a collaborative project designed to provide a visual means for simultaneously comparing...

    Tags: Perl, GD, Modules, Circos, Evolution Highway, MAc Os, MS Window, Linux

    3892 days ago

  • How to install Perl modules on Mac OS X in easy steps !!

    Today at work, I learned how to install Perl modules using CPAN. It’s a lot easier than I thought. You see, for the past couple of years, I’ve been a bit frustrated because OS X does not come with a whole lot of Perl modules pre-installed, and for all I googled, I couldn’t...

    Tags: Bioinformatics, Perl, Mac, MacOSX, Modules, Install, CPAN

    2707 days ago

  • Perl way to check if an array contains values

    Perl is always is known for their flexibility (There is more than one way to do it). Followings are the quick way to check if a value exist in an array. do_something if 'flour' ~~ @ingredients   # ~~ operand.   BEWARE: it is broken.do_something if grep {$_ eq 'flour'} @ingredients ...

    Tags: Perl, Tricks, Array, Find, Check

    2566 days ago

  • Installing Perl environment on Linux

    By using plenv, you can easily install and switch among different version of Perl. This will be installed under your home directory in~/.plenv. Install latest Perl (with supporting multithreading) and CPANMinus. $ cd $ git clone git://github.com/tokuhirom/plenv.git ~/.plenv $ git clon...

    Tags: Install, Perl, environment, Linux, plenv, CPAN, CPANMinus

    2274 days ago

  • List of perl special symbols !

    There are some variables which have a predefined and special meaning in Perl. They are the variables that use punctuation characters after the usual variable indicator ($, @, or %), such as $_ ( explained below ). Special Symbols – File handlers $@ Perl error string $! Error number fro...

    Tags: Perl, Special, Symbols

    1512 days ago

  • Run bash script in Perl program !

    BioPerl is a compilation of Perl modules that can be used to build bioinformatics-related Perl scripts. It is used, for example, in the development of source codes, standalone software/tools, and algorithms in bioinformatics programmes. Different modules are easy to instal and include, making it ...

    Tags: Perl, Bash, Script, awk, Module

    590 days ago

  • Perl one-liner for beginners !

    I often use the following arguments to perl: -e Makes the line of code be executed instead of a script -n Forces your line to be called in a loop. Allows you to take lines from the diamond operator (or stdin) -p Forces your line to be called in a loop. Prints $_ at the end   This ...

    Tags: perl, oneliner, linux, handy, script, codes

    1334 days ago