Start Ubuntu updating java

Ubuntu updating java

The users want to create java programmes and run them on their machines required to install JDK and JRE both.

Oracle Java (JDK) Installer (automatically downloads and installs Oracle JDK8 / JDK9). Ubuntu 16.10 Yakkety Yak is no longer supported by Canonical (and thus, Launchpad and this PPA).

If you are installing another version, make sure you change the version number appropriately when you type the commands at the terminal. Note that, as in the preceding example, the version number is sometimes preceded with the letter To install Java in a system-wide location such as /usr/local, you must login as the root user to gain the necessary permissions.

If you do not have root access, install the Java in your home directory or a sub directory for which you have write permissions When you install the Java platform, the Java plugin file is included as part of that install.

If you want to use Java within Firefox, you need to manually create a symbolic link from the plugin file in the release to one of the locations that Firefox expects.