what is the easiest way to upgrade bitcoin-qt on ubuntu to this version?
I'm on Mint but expect it's the same for you. I couldn't just double run the bitcoin-qt as I coudl with 0.8.6 but it runs when started from the command line.
So, cd ~/bitcoin-0.9.0-linux/bin/32 and ./bitcoin-qt &
Wow thanks I have been pulling my hair out here. To think that simple solution was probably there for me the whole time. Why is my Ubuntu 12.04 trying to use gedit to open the executable? The icons for them is the paper one and gedit is set as default to open them. What is different to make Ubuntu not recognize them as executables?