Technology Insights

Install Planet CCRMA Yum Repository On CentOS 5.X

Recently I was doing some testing with various audio settings on a CentOS Linux desktop and found out fairly quick that many of the packages I needed were not available. After some research I located a repository from Stanford’s Center for Computer Research in Music and Acoustics called Planet CCRMA which is pronounced karma. Below I describe how to install the CCRMA repo on CentOS Linux so you can use yum to install various audio RPM’s.

Technology Insights

The AC Power Adapter Type Cannot Be Determined, Please Connect A Dell 90W AC Adapter

Last night I upgraded the BIOS on my Dell Studio XPS 13 from A11 to A14. The BIOS upgrade appeared to work without issue however when the computer rebooted with the new BIOS version I received a boot error and then once I skipped the error I received a popup message within Windows 7 as well. The problem ended up being something really silly which is explained below but I wanted to note in case someone else ran into the same issue.