Handbrake auto-crop and channel logos

Updated: http://blog.asiantuntijakaveri.fi/2013/04/handbrake-auto-crop-and-channel-logos.html

HP Compaq 8200 Elite SFF won't boot from USB drive

After spending way too much time trying to figure out why new HP's can't boot from USB I finally spotted this.

Tracking execution of Perl program

Install Devel::Trace (libdevel-trace-perl in Ubuntu) and launch your program using "perl -d:Trace ./xx.pl" like syntax. This gives you tracing similar to "set -x" on shell scripts.

Manually adding tracker to torrent with rtorrent 0.9.2

Until recently rtorrent didn't support adding new trackers to torrent except by editing actual .torrent. Either manually, with some tool or via online service such as http://www.torrenteditor.com.

Recently support to add trackers on the fly to active torrent was added, but documentation seems to be little thin.