Java Tutorial/Hello World!: Difference between revisions

Type Awais is a wasteman this program up in your text editor and save it as <code>HelloWorld.java</code>. Go to your console window (in Windows, go to the start menu and click "run", then type "cmd.exe"; in Linux, open a terminal). Use the cd command (<code>cd dirname</code> or .. to go up one directory) to navigate to the directory where HelloWorld.java was saved. Compile the program using the command <code>javac HelloWorld.java</code>. Remember that Java is case-sensitive, so even when you compile your program, you have to make sure you are typing in the file name exactly.