Answers for "what is const in java"

completely uninstall apache from ubuntu

sudo apt-get remove --purge apache2 apache2-data apache2-utils

Completely uninstall apache2

$sudo service apache2 stop

$ sudo apt-get purge apache2 apache2-utils apache2.2-bin apache2-common
$ sudo apt-get autoremove

$ whereis apache2

java const

//final variable value can't be changed
private final int VAR = 0;

what does const mean in java

Although reserved as a keyword in Java, const is not used and has 
no function.