1. Installation of Eclipse (Mac ver.) ★

Environment
Mac
mac mini(Mid2010)
OS X 10.11.6 El Capitan

At last of Java development environment setting, you need to install Eclipse which is a IDE (Integrated Development Environment) software.

If you skip installation of IDE like Eclipse, you have to use terminal to compile or execute a Java program by executing compile command or execute command.

Oct 17, 2015 How to Install Java in OS X El Capitan. Guys, Spare time for s new boy. Had an update msg to update 8 91 to 8 101 on the iMac and it D/L’s the file. If you’re having problems running Java 6 on your Mac in El Capitan then you simply need to install Apple’s legacy Java 6 OS X 2015-001 update. This is a special update from Apple which allows the outdated Java 6 to safely run on your Mac. In the release notes for the Java 6 update, Apple states.

Without Ecliplse, it is very inefficient to develop a system. So, usually, IDE is necessary for system development.

Famous IDE is as below;
Eclipse, JBuilder, NetBeans, IntelliJ
Eclipse and IntelliJ are very popular and they can be downloaded without any charge.

Installation of Eclipse

You can download eclipse from the following site.
Eclipse download(http://eclipse.org/downloads/)

Click DOWNLOAD 64 BIT’ on the screen.

Click ‘DOWNLOAD’ button on the showing download screen.
Download will take a while.

*If Downloading takes a lot of time, try to reload your browser.
Download speed might increase.

Downloading is done.

By double-clicking the downloaded file, install Eclipse.

After the following screen shows, install ‘Eclipse IDE for Java EE Developers’.

When the following screen appears, choose an installation folder.

By clicking ‘INSTALL’ button, wait for a while until installation will be done.

After installation is done, the following screen will open. On that screen, click the red rectangle to run Eclipse.

To run a eclipse, it will take for a while. The following screen will show until eclipse complete to run.

After running, ‘Workspace launcher’ window will show and you need to choose the workspage folder.

Workspace is a folder to store all application data like source code files and setting files. You can choose a default workspace without any change on the window.

After you choose the workspace folder, click ‘Launch’ button.

Eclipse Download Mac Java

Eclipse will run. You can see the following eclipse development screen.

Download El Capitan From Apple

Now, you complete all installation for Java development.