rw-r-r- 1 ramesh ramesh 149 09:51 helloworld.java This will create the helloworld.class file. Compile the helloworld.java ProgramĬompile the helloworld.java using javac command as shown below. Javac: /usr/bin/javac /usr/share/man/man1/javac.1.gz
Ii sun-java6-plugin 6-16-0ubuntu1.9.04 The Java(TM) Plug-in, Java SE 6 Ii sun-java6-jre 6-16-0ubuntu1.9.04 Sun Java(TM) Runtime Environment (JRE) 6 (ar Ii sun-java6-jdk 6-16-0ubuntu1.9.04 Sun Java(TM) Development Kit (JDK) 6 Ii sun-java6-bin 6-16-0ubuntu1.9.04 Sun Java(TM) Runtime Environment (JRE) 6 (ar Ii java-common 0.30ubuntu5 Base of all Java packages Make sure javac is installed on your system as shown below. Make sure Java Compiler (javac) is installed on your system
Can you explain it with a simple example?Īnswer: In this article, let us review very quickly how to write a basic Hello World Java program and how to compile *.java program on Linux or Unix OS.Ĭreate the helloworld.java program using a Vim editor as shown below. Question: I would like to understand the basics of how to write, compile and execute a Java program on UNIX / Linux OS.