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 vote250 views1 answer
Regex get text between braces
PHP
0 vote265 views1 answer
Base url in php
PHP
8 votes275 views3 answers
Eloquent using last()
PHP
1 vote265 views4 answers
Laravel object to array
PHP
1 vote286 views1 answer
Php clear output
PHP
0 vote305 views3 answers
Laravel query order by relation
PHP Laravel
0 vote285 views1 answer
Laravel factory counter
PHP Laravel
6 votes291 views3 answers
Current time in laravel migration
PHP
1 vote264 views1 answer
Wordpress escape for html
PHP
3 votes267 views1 answer
If exist php
PHP