title: How to fix connection problem with PostgreSQL
body: <p>It seams that IDEA tries to connect DB with local PC pid:</p>
  
  <p><img src="https://i.stack.imgur.com/GpkIA.png" alt="picture">
  But when I'm starting, there is:</p>
  
  <pre><code>2020-03-14 15:51:03.830  INFO 15541 --- [           main] com.project.ipsc.IpscApplication         : Starting IpscApplication on pc-X555LN with PID 15541 (/home/pc/ipsc/target/classes started by pc in /home/pc/ipsc)
  
  org.postgresql.util.PSQLException: FATAL: password authentication failed for user "pc"
  </code></pre>