Compiling Java From The CLI

TL;DR

  1. >javac ClassName.java
  2. >java ClassName
  1. Find the Java path; it looks like this: C:\Program Files\Java\jdkxxxx\bin\
  2. Start-menu search for “environment variable” to open the options dialog.
  3. Examine PATH. Remove old Java paths.
  4. Add the new Java path to PATH.
  5. Edit JAVA_HOME.
  6. Close and re-open console/IDE.
  • Compile Errors: