Printing to screen/debugging

• System.out.println("Hello, World");

• print output of method

  • System.out.println(method(1));

• print output of variables

  • System.out.println(a);

• Intellij shortcuts

  • sout

  • soutv

• Numeric Promotion

• main method

• command line arguments

Turn project to maven in intellij

right click on project name, top level folder. Select 'add framework support', select maven.