Installing Fedora Core 17

based on my-guides post-install post

1. Add to sudo:
> su --login -c 'visudo'
add under the line:
root    ALL=(ALL)       ALL
the line:
username ALL=(ALL)      ALL
and remove the sign # from the line with %wheel
save and test using the line:
> sudo whoami
(answer should be root)
2. Disable SeLinux and firewall:
> sudo vi  /etc/selinux/config
change enabled to disabled
> sudo systemctl disable iptables.service
> sudo systemctl stop iptables.service
3. change autologin for user:
sudo vi /etc/gdm/custom.conf
under [daemon], add:
TimedLoginEnable=true
TimedLogin=yourUserName
TimedLoginDelay=1
4. Switch to gnome3 fallback mode:
> gsettings set org.gnome.desktop.session session-name 'gnome-fallback'
5. enable sshd:
>sudo systemctl enable sshd.service
> sudo systemctl start sshd.service

6. auto rotate screen on login:
add to .profile on home:
xrandr --output VGA-1 --rotate left
7.add daily update report (as root):
following this:
> vi /etc/cron.daily/yum_update_note
#!/bin/sh

if [ ! -f /var/lock/subsys/yum ] ; then
        msg=`/usr/bin/yum check-update 2>&1`
        i=`echo "$msg" | wc -l`
        if ((i>1)); then
                echo "$msg" | /bin/mail -s "yum check-update output" root
        fi
fi

and chnage mode for executable:

> sudo chmod +x /etc/cron.daily/yum_update_note