Problem installing nodejs version >= 10 on Linux Mint 19.3, which stubbornly installs nodejs 8.10...

linux mint 19.2 Failed to fetch Insomnia Repository...

postgresql-client-13 : Depends: libpq5 (>= 13~beta2) but 12.3-1.pgdg18.04+1 is to be installed...

Javac is not same version as java...

Ruby 2.3.8 installation error using rbenv in mint | uncommon.mk:203: recipe for target 'build-ex...