Table of contents
After the JDK is installed, we can start to develop the first Java program, which will be habitually called HelloWorld.
1. Development steps
Three steps for Java program development: writing, compiling and running
-Write Java code into a source file with a .java extension
-Compile the java file through the javac.exe command to generate one or more bytecode files
-Run the generated class file through the java.exe command
2. Java development tools
Level 1: Text Development Tools
Level 2: Integrated Development Environment (IDE)
