cannot install postgresql-server-dev-all
4945
How do I enable the "Universe" repository from the command line?
104506
How to repair corrupt package installation (mysql)
100738
PostgreSQL-12.3 / PostGIS-3.0 - could not access file “$libdir/postgis-2.4”: No such file or directory
53036
Access denied for user 'debian-sys-maint' - installing mysql?
98875
Installing mysql-workbench in Ubuntu 19.04
36696
Unmet dependencies unable to fix
107612
Installed MySQL but still says command not found
1520
How to install software or upgrade from an old unsupported release?
118489
How to handle Ruby on Rails error: "Please install the postgresql adapter: `gem install activerecord-postgresql-adapter'"
118754
Package dependencies cannot be resolved
112761
Can't install MySQL on Mountain Lion
28650
`apt-get update` cannot find Ubuntu servers
129939
Unable to install .deb applications with ubuntu software
59096
python pip install psycopg2 install error
154622
How do I resolve this installation error?
49972
Package mysql-server-5.5 is not configured yet
153810
"Untrusted packages could compromise your system's security" appears while trying to install anything