Note: This page includes resources that I have found useful for various academic purposes. Unless stated otherwise, I am not the developer of them. Also no claim or guarantee is intended over them.

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Graphics:

• Handy tool for resizing images in Ubuntu
This application adds an option to the right-click menu in Ubuntu through which you can quickly and easily resize image files to a custom size.


• Command-line image processing utility
This is a software suit for manipulating Images from command-line. Works in Unix and Windows.


• Online pdf editor, annotator and form filler
This is an online and free application in which you can add simple shapes, highlights and notes to a pdf document. You can also type text over pdf forms to fill them out.

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Latex:

• A short math guide for Latex
This document from the American Mathematical Society gives a set of most useful Latex commands for typesetting math.


• Rules for typesetting math equations beautifully
A set of rules and recommendations along with corresponding Latex commands.


• How to set up latex inverse-search
This simple step by step guide shows how to set up the useful inverse-search feature between Okular pdf viewer and Kile tex editor. After setting it up, you can simply shift+click anywhere in the pdf file and get to the corresponding line in the tex document.

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Linux:

• An introduction to Unix commands
This page gives an introduction to some most common Unix commands which can be used in Ubuntu terminal.


• vim commands cheat sheet
Commands you need to know to work with vim text editor.

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Perl Scripting:

• Intro to regex in Perl
A useful introduction to Regular Expressions and string manipulation in Perl.


• Regex options in Perl
List and description of options that modify the Perl commands dealing with regex.

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cpp Programming:

• Display the computation progress of a C++ program
Here I demonstrate a simple and useful example for printing a progress meter that displays the computation progress of a C++ program in command-line. This is specially of value for time-consuming simulations in which a certain task is performed inside a loop.