[08001] Connection to localhost:5432 refused. Check that the hostname and port are correct and that the postmaster is accepting TCP/IP connections. java.net.ConnectException: Connection refused: connect.

• 0 vote286 views1 answer

  Java create date object from yesterday

  Java
• 3 votes529 views3 answers

  Spring mvc

  JavaSpring
• 0 vote288 views1 answer

  Java define empty string list

  Java
• 191 votes565 views6 answers

  Switch java

  Java
• 2 votes376 views2 answers

  Java string join arraylist

  Java
• 53 votes286 views3 answers

  Calculate number of years months and days between two dates in java

  Java
• 1 vote313 views1 answer

  Android application class manifest

  Java
• 0 vote280 views1 answer

  Why the fuck java suck

  Java
• 1 vote316 views1 answer

  Login and logout react native and firebase

  Java
• 3 votes341 views3 answers

  Java initialize map with values in one line

  Java