remove apache2 from ubuntu
#stop the apache2 service
$ sudo systemctl stop apache2
#remove apache2 packages
$ sudo apt-get purge apache2 apache2-utils apache2-bin apache2.2-common
# cleanup
$ sudo apt-get autoremove
# check if the apache has been removed:
#1- following command line should return a blank line
$ which apache2
# 2- following command line should return apache2: Failed to start apache2.service: Unit apache2.service not found.
$ sudo systemctl start apache2remove apache ubuntu
sudo apt autoremove
sudo apt remove apache2
sudo apt-get purge apache2 apache2-utils apache2-bin apache2.2-commonstackoverflow java enum with constructor
public enum Day {
SUNDAY(), MONDAY, TUESDAY(2), WEDNESDAY, THURSDAY, FRIDAY, SATURDAY;
int value;
private Day(int value) {
System.out.println("arg cons");
this.value = value;
}
private Day() {
System.out.println("no arg cons");
}
public static void main(String args[]) {
}
}Copyright © 2021 Codeinu
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