Once you've configured eclipse, I want to try very sense of ritual hello world, so with the following content.
Open eclipse, File -> New -> Project to create a new project
select Java Project and click Next
Enter a project name in the Project Name (after ps input will be in your save file folder directory, get a new folder which contains bin and src two sub-folders), click Finish to enter the next step
in src, double-click (win right-click) New-> package
this step is under construction in a package
(ps src: source is the birthplace of the meaning, writing in the program is the location of your project final storage, abbreviated as SRC, development and maintenance projects are carried out in the following.
naming convention ps2 package: the package name to use all lowercase package name is usually made up of several identifiers, with the point between the identifier. (.) separated, which often represent the first identifier domain name.)
src folder under the new package just created, we double-click or right-click on the map to get the package. Create a new class in this package.
(Ps: class naming convention: the first letter capitalized)
Upon completion we get Java file named HelloWorld.java friends, edit the code box appeared.
Coding
public static void main(string ards[])
{
System.out.println("Hello,World!");
}
The final step, 
after the successful operation, would limit as shown in the console console.
