how to open pg_hba.conf file in ubuntu using visual studio
# sudo vi /etc/postgresql/9.6/main/pg_hba.conf
# sudo vi /var/lib/pgsql/10/data/pg_hba.conf ##### FOR Postgresql 10
# sudo vi /var/lib/pgsql/11/data/pg_hba.conf ##### FOR Postgresql 11
#
# TYPE DATABASE USER CIDR-ADDRESS METHOD
Host all all 0.0.0.0/0 md5