Raspberry unrar has no installation candidate

sudo apt-get install unrar-free
unrar e some.rar

Raspberry Reposiroty

deb http://archive.raspbian.org/raspbian wheezy main contrib non-free rpi
deb http://mirrordirector.raspbian.org/raspbian wheezy main contrib non-free rpi
deb-src http://archive.raspbian.org/raspbian wheezy main contrib non-free rpi
deb-src http://mirrordirector.raspbian.org/raspbian wheezy main contrib non-free rpi

Debian/Ubuntu Apache2 Restart

systemctl restart apache2

serice apach2 restart

Debian/Ubuntu : Hapus Semua File dan Direktori

rm -rf letters/*

Linux Set Own Permission

Change the Owner of a File

chown USER_NMAE file_name.txt

Change the Owner and Group of a File

chown USER:GROUP file_name.txt

Linux Set File Permission

chmod 754 some_file

Linux Extract File

tar xfz file_name.tar.gz