EDITOR=gedit gksu visudo
Find “Defaults !lecture,tty_tickets,!fqdn” and replace by “Defaults timestamp_timeout=-1″.
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2. How to change the USplash Screen on startup/shutdown:
When you add another Desktop Environment, the USplash screen may change (saying Kubuntu instead of Ubuntu). If you want to change it, do the following:
sudo update-alternatives -config usplash-artwork.so
This will bring up a list of installed USplash screens. Type the number that corresponds to the one you want and press Enter. Then type:
sudo dpkg-reconfigure usplash
Then reboot.
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3. How to find the UUID of a device:
* This is useful if changes are made to the partition table or a new hard drive is added to the computer.
* When the UUID(s) change an error will be caused during boot.
* Pressing
-> Open fstab file:
sudo gedit /etc/fstab
-> In another terminal run this commmand:
ls -l /dev/disk/by-uuid/
-> Or you can type this to list all of your devices:
blkid
* Compare the UUID’s and any that are different in fstab from the list must be changed. The easiest way is copy and paste.
* Some other things may have to be edited as well like the mount point, type (ext2, ext3, ntfs, etc) , options, dump, pass, etc.
For more help editing fstab look Here:
* To list the UUID of a specific device:
sudo vol_id -u device
* Where device might be /dev/sdxy.
Example: sudo vol_id -u /dev/sda1
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4. Enable vim syntax highlighting:
The source of vi/vim command is vim-tiny package which does not support syntax highlighting. Install vim:
sudo apt-get install vim
Then open /etc/vim/vimrc and uncomment syntax on
Replace
“syntax on
With
syntax on
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5. Ubuntu: lsb_release -a
***install from bin:
chmod +x Desktop/GoogleEarthLinux.bin
sudo Desktop/GoogleEarthLinux.bin
***Mounting Automatically
Create mountpoint:
sudo mkdir /mnt/files
Edit configuration:
gksudo gedit /etc/fstab
Add something similar to below:
192.168.1.1:/path/to/shared/files /mnt/files nfs rsize=8192,wsize=8192,timeo=14,intr 0 0
Test new configuration:
sudo mount -a
Reboot to test automatic mounting.
***
lspci | grep Broadcom