- Mac OS X 10.7.3 and above: Under System Preferences click on the Java icon to access the Java Control Panel which will list your Java version. If you do not see a Java icon under System Preferences, Java 7 or later versions is not installed.
- Installing Java 8 and Eclipse on Mac OS X. This page tells you how to download and install Java 8 and Eclipse on Mac OS X, and how to configure Eclipse. Installing Java 8. Go to the Oracle website. You'll see something like this.
This page describes how to install and uninstall JRE 8 on OS X computers.
To install the JRE on an macOS platform: Download the JRE.dmg file, jre-10.interim.update.patchosx-x64bin.dmg. Before the file can be downloaded, you must accept the license agreement. From either the browser Downloads window or from the file browser, double-click the.dmg file to launch it.
Note: The JRE installation includes the JavaFX Runtime which is incorporated into the same directory structure. |
This page has these topics:
See 'JDK 8 and JRE 8 Installation Start Here' for general information about installing JDK 8 and JRE 8.
See 'OS X Platform Install FAQ' for general information about installing JRE 8 on OS X.
System Requirements
Observe these requirements:
Any Intel-based computer running OS X 10.8 (Mountain Lion) or later.
Administrator privileges.
Note that installing the JRE on OS X is performed on a system-wide basis, for all users, and administrator privileges are required. You cannot install Java for a single user.
Only one JRE can be installed at a time. The system will not install a JRE that has a lower version than the current version. If you wish to install a lower version of the JRE, uninstall the current version as described in 'Uninstalling the JRE'.
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Installing a JRE from Oracle will not update java -version
symlinks or add java
to your path. To be able to do this, you need to install the JDK.
JRE Downloaded File
Depending on your processor, the downloaded file has one of the following names, where version
is the update number:
jre-8u
version
-macosx-amd64.dmg
jre-8u
version
-macosx-x64.dmg
Installing JRE 8u40
If you are installing JRE 8u40, then follow these steps:
Download the file.
Before the file can be downloaded, you must accept the license agreement.
From either the Downloads window of the browser, or from the file browser, double click the file
.dmg
to launch it.A Finder window appears containing an icon of an open box and the name of the
.app
file.Double click the package icon to launch the Install app.
A window appears that says, 'Java 8 Update 40 is trying to install a new helper tool. Type your password to allow this.'
Enter the Administrator login name and password and then click Install Helper.
The Install app then displays the Introduction window.
Click Next.
Oracle has partnered with companies that offer various products. The installer may present you with the option to install these programs when you install Java. Specify if you want these programs installed and then click Next.
Note:
You can disable the presentation of offers during installation by specifying the--args SPONSORS=0
option in the terminal command line. For example:open /Volumes/Java 8 Update 40/Java 8 Update 40.app --args SPONSORS=0
An Installation Progress window is displayed. Once the software is installed, a confirmation window appears and then an applet is launched to verify the version of Java installed.
Delete the
.dmg
file if you want to save disk space.
Determining the Installed Version of the JRE
If you have not yet installed Apple's Java OS X 2012-006 update, then you are still using a version of Apple Java 6 that includes the plug-in and the Java Preferences app. See 'Note for Users of OS X that Include Apple Java 6 Plug-in'.
Only one JRE can be installed. Installing a JRE removes the previously installed JRE. The JRE version used by the system can be determined in one of two ways:
From System Preferences click the Java icon from the Other category. This launches the Java Control Panel. Click About.
Type the following in a Terminal window (note escaped space character, ignore line break):
The system will not install a JRE that has a lower version than the current version. If you want to install a lower version, first uninstall the existing version.
Uninstalling the JRE
To uninstall the JRE, you must have Administrator privileges and execute the remove commands either as root or by using the sudo(8) tool.
Remove one directory and one file (a symlink), as follows:
Navigate to
/Library/Internet Plug-Ins
and remove theJavaAppletPlugin.plugin
directory.Navigate to /
Library/PreferencePanes
and removeJavaControlPanel.prefpane
.
Do not attempt to uninstall Java by removing the Java tools from /usr/bin
. This directory is part of the system software and any changes will be reset by Apple the next time you perform an update of the OS.
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The integrated development environment Eclipse is a powerful tool for computer programming. It features the base workshop as well as extensive plugin support, letting you customize the environment to your tastes.
Get to coding!
Work anywhere thanks to Eclipse’s cloud-based feature that shares your projects to the cloud.
Developed in Java with its main focus being Java, you’re able to code in a variety of languages such as Ada, C, C++, COBOL, Fortran, D, JavaScript, Groovy, Erlang, Haskell, Julia, Lau, Lasso, Python, Ruby, and many more languages thanks to the multitude of plugins available. Expanding upon coding uses, you’re also capable of using Eclipse to develop documents for LaTeX, and create packages for Mathematica.
Eclipse is open source and free, which means that you get frequent updates, many versions with unique features to choose from and a wide variety of plugins. This also means you’re fully capable of taking Eclipse’s code and developing an IDE that suits your personal needs, all while coding within Eclipse itself.
Projects created within Eclipse are easy to maintain and keep secure. However, if you are sharing your computer, other users may be able to access your projects.
Eclipse is great if you’re trying to learn a new programming language, especially if you already know one as you won’t need to install a secondary IDE for that language. To find the new plugin you need for the next language you’re learning, simply use Eclipse’s marketplace. The marketplace has thousands of plugins and tools that are ready to be installed.
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Where can you run this program?
Eclipse can be installed on Windows computers, Mac Cocoa, and Linux systems. This gives you full cross-platform use thanks to the cloud feature of Eclipse.
Is there a better alternative?
No, there are many IDE programs out there such as WebStorm IDE, but no IDE truly has as many plugins available and supports as many languages as Eclipse.
Our take
Eclipse is a robust development environment with thousands of plugins supported. The vast selection gives you multiple languages to choose from and other handy add-ons.
Should you download it?
Yes, if you’re a developer or if you’re looking to code, then this is a must-have tool. It contains an extensive collection of plugins and supports many programming languages.
Highs
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- Powerful code editor
- Great user interface
- Large community
Lows
- Long initialization process
- No encryption
- Version control is sometimes buggy