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Alex Arriaga

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Mac OSX

GNU/Linux Mac OSX Operating Systems

How to check MD5 Hash in Mac OS X or any UNIX-like Operating System

Posted on August 20, 2013by alex-arriaga

Today, after downloading a new version of a Linux distribution, I needed to check MD5 Hash in order to verify if the ISO file had not any error. This is a common task for IT people, for this reason, I would like to share with you the easiest way to get the MD5 Hash in…

Mac OSX Operating Systems Web Development

How to trim or delete trailing white spaces automatically on save in Sublime Text 2

Posted on July 10, 2013by alex-arriaga

Sublime Text 2 is my opinion one of most beautiful and useful editors for web developers, of course I really like Notepad++ (but this one, it doesn’t have a version for MAC OSX). A common task when we are creating awesome source codes is trim/delete trailing white spaces, because these are not good and even…

GNU/Linux Mac OSX Operating Systems

How to find blank lines in a set of files in GNU/Linux or UNIX-Like Operating Systems

Posted on July 10, 2013by alex-arriaga

This short script could help you find blank lines at the beginning or the end of a set of files (in this case in the same directory where you run this script). for f in `find . -type f`; do for t in head tail; do $t -1 $f |egrep ‘^[ ]*$’ >/dev/null && echo…

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