The MATE debian/ubuntu repository is now signed. You can avoid the GPG warning during apt update, installing the mate-archive-keyring package.
sudo apt-get install mate-archive-keyring
The MATE debian/ubuntu repository is now signed. You can avoid the GPG warning during apt update, installing the mate-archive-keyring package.
sudo apt-get install mate-archive-keyring
To install experimental MATE packages, add the following line to your /etc/apt/sources.list file.
For Debian Wheezy/Sid and Linux Mint LMDE:
deb http://tridex.net/repo/debian/ sid main
For Ubuntu Oneiric and Linux Mint Lisa:
deb http://tridex.net/repo/ubuntu/ oneiric main
Once updated apt, type in a terminal:
sudo apt-get install mate-core