Aldo is a morse code learning tool released under GPL.
Aldo is a morse code learning tool released under GPL, which provides four type of training methods 1,Classic exercise Identify random characters played in morse code. 2, Koch method Two morse characters will be played at full speed (20wpm) until you'll be able to identify at least 90 percent of them. After that, one more character will be added, and so on. 3, Read from file Identify the morse code generated from a file. 4, Callsign exercise Identify random callsigns played in morse code.
Swap out openSUSE_Leap_15.2 for openSUSE_Leap_15.1, openSUSE_Leap_15.0, or openSUSE_Tumbleweed if you’re using a different version of openSUSE.
With the repository added, import its GPG key:
sudo zypper --gpg-auto-import-keys refresh
Finally, upgrade the package cache to include the new snappy repository:
sudo zypper dup --from snappy
Snap can now be installed with the following:
sudo zypper install snapd
You then need to either reboot, logout/login or source /etc/profile to have /snap/bin added to PATH.
Additionally, enable and start both the snapd and the snapd.apparmor services with the following commands: