Rohan Almeida’s Blog
Perl Developer. Linux Advocacy. Practicing Guitarist.

Make use of bash substring removal

$ for i in *.jpg; do j=${i%.jpg}.png; convert $i $j; done

This, ${i%.jpg} strips the trailing “.jpg” substring from variable i
Need more? Advanced Bash-Scripting Guide
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DBIx::Class is a flexible SQL to OO mapper which I use in most of my projects. No more writing and fiddling around with SQL statements. But its flexible enough, so you can get down and dirty with SQL if you need to.
Here’s how to retrieve column metadata from the underlying database schema.
Lets say I need […]

This is how I take a backup of our subversion repository.

$ svnadmin dump /var/repos > svn_repos_dump_date
$ gzip -9 svn_repos_dump_date

/var/repos is the path to the repository.
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Have a more disciplined approach to life, especially work
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