Update-alternatives java

# Direct
sudo update-alternatives --set php /usr/bin/php7.4
sudo update-alternatives --set php /usr/bin/php8.0
sudo update-alternatives --set php /usr/bin/php8.1

# To ask:
sudo update-alternatives --config php
  
# To show current
sudo update-alternatives --query php

Update alternatives java

There are 3 choices for the alternative java (providing /usr/bin/java).

  Selection    Path                                      Priority   Status
------------------------------------------------------------
* 0            /usr/lib/jvm/java-6-openjdk/jre/bin/java   1061      auto mode
  1            /usr/bin/gij-4.4                           1044      manual mode
  2            /usr/lib/jvm/java-6-openjdk/jre/bin/java   1061      manual mode
  3            /usr/lib/jvm/java-6-sun/jre/bin/java       63        manual mode

Press enter to keep the current choice[*], or type selection number:

Source: stackoverflow.com

Similar codes

0 vote116 views5 answers
Convert php code to html online
PHP
0 vote217 views1 answer
Laravel custom abort message
PHP Laravel
0 vote139 views1 answer
Composer update php mbstring.so missing
PHP
0 vote161 views1 answer
Laravel get all old input
PHP Laravel
1 vote123 views1 answer
Delete after 30 days in php
PHP
5 votes126 views2 answers
Laravel chmod
PHP
0 vote125 views1 answer
Laravel, if ->get() array is not emtpy
PHP Laravel
0 vote116 views1 answer
Filtering Eloquent collection data with filter
PHP
0 vote172 views1 answer
Laravel @extends
PHP Laravel
2 votes137 views1 answer
Wordpress theme development boilerplate
PHP Wordpress