PG::ConnectionBad - could not connect to server: Connection refused PG::ConnectionBad - could not connect to server: Connection refused ruby ruby
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PG::ConnectionBad - could not connect to server: Connection refused
ruby-on-rails
ruby
ruby-on-rails-4
database-connection
pg
lien
ruby
Could not connect: Lost connection to MySQL server at 'reading initial communication packet', system error: 0
mysql
ruby
database-connection
lien
ruby
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