Solved : ASUS P5N-EM HDMI memory not working due to warped motherboard

An old ASUS P5N-EM HDMI motherboard could not recognize memory.

A new memory module was installed and it worked perfectly.

The old memory modules still could not be recognized when installed in the remaining memory slots but were working in another motherboard.

Solved : Troubleshooting an ASUS P5N-EM HDMI motherboard

A PC bought in 2008 would not start at all. Even though the CPU fan was turning nothing appeared on the monitor.

Solved : Problem mounting DVD in Linux

I was trying to mount an old DVD created in windows in Linux. No matter what it would not mount. I found many suggestions online all of them involved typing tens of obscure linux commands in the terminal emulator and trying to decipher the results.