Frequent question: How do I remove alternatives from Linux?

Contents

How do I get rid of update-alternatives?

1 Answer. Do sudo update-alternatives –remove-all gccc .

How do I uninstall python alternatives?

You can remove an alternative from the python alternatives. Now, select and copy the path of the alternative you want to remove. I am going to remove the /usr/bin/python2, the Python 2 interpreter here. As you can see, the /usr/bin/python2 (Python 2 interpreter) alternative is removed from the python alternatives.

How do I remove Java alternatives from Linux?

First of all remove the alternatives by executing the following commands:

$ sudo update-alternatives –remove “java” “/usr/lib/jvm/jdk[version]/bin/java”
$ sudo update-alternatives –remove “javac” “/usr/lib/jvm/jdk[version]/bin/javac”

What is update-alternatives in Linux?

update-alternatives creates, removes, maintains and displays information about the symbolic links comprising the Debian alternatives system. It is possible for several programs fulfilling the same or similar functions to be installed on a single sys‐ tem at the same time.

How do I update my alternatives?

Assuming one has installed a JDK in /opt/java/jdk1.8.0_144 then:

Install the alternative for javac $ sudo update-alternatives –install /usr/bin/javac javac /opt/java/jdk1.8.0_144/bin/javac 1.
Check / update the alternatives config: $ sudo update-alternatives –config javac.

What is ETC alternatives in Linux?

/etc/alternatives is a directory that is used in keeping track of the alternatives currently in use, by a tool called update-alternatives .

How do I get rid of alternatives?

1 Answer

Remove the link from /etc/alternatives.
Remove the relevant file from the admin directory. /var/lib/dpkg/alternatives/ on ubuntu (debian may be the same but check the man pages under the FILES section) /var/lib/alternatives/ on CentOS 6&7.

How do I clean up python on Linux?

You can try sudo apt purge python-pip python-dev , or python3 and python3-pip if you’re using Python 3. This must remove all files/folders created by the installed packages.

How do I change python alternatives?

Change python version system-wide

The —install option take multiple arguments from which it will be able to create a symbolic link. The last argument specified it priority means, if no manual alternative selection is made the alternative with the highest priority number will be set.

What is the command to remove a directory in Linux?

How to Remove Directories (Folders)

To remove an empty directory, use either rmdir or rm -d followed by the directory name: rm -d dirname rmdir dirname.
To remove non-empty directories and all the files within them, use the rm command with the -r (recursive) option: rm -r dirname.

Which is latest version of Java?

Java Platform, Standard Edition 8

Java Platform, Standard Edition 8. Java SE 8u301 is the latest release of Java SE 8 Platform. Oracle strongly recommends that all Java SE 8 users upgrade to this release. JDK for ARM releases are available on the same page as the downloads for other platforms.
Download.
Release Notes.

How do I remove Java?

Manual Uninstall

Click Start.
Select Settings.
Select System.
Select Apps & features.
Select the program to uninstall and then click its Uninstall button.
Respond to the prompts to complete the uninstall.

How do I install update-alternatives in Linux?

To provide alternatives on your system, follow these steps:

Copy your scripts into the /usr/local/bin directory.
Make the scripts executable: tux > sudo chmod +x /usr/local/bin/foo-{2,3}
Run update-alternatives for both scripts: …
Check the master link:

What is update-alternatives Ubuntu?

What is update Java alternatives?

update-java-alternatives is a program to update alternatives for jre/jdk installations. update-alternatives is a symbolic link management system for linux (I’m sure there is little news here). You can, and really should, use both update-java-alternatives and update-alternatives together.