Thursday, September 23, 2010

Reinstall the ATI Driver in Ubuntu



  1. Remove old fglrx drivers
    1. sudo apt-get remove xorg-driver-fglrx fglrx-kernel-source fglrx
    2. sudo /usr/share/ati/amd-uninstall.sh
  2. Restart your computer, so that these old drivers are not in use. 
  3. Download the correct ATI driver from amd.com. 
  4. Install the downloaded driver, e..g, sudu sh amd-driver-installer-12-4-x86.x86_64.run
  5. Modify the screen resolution in /etc/X11/xorg.conf if necessary: 


Section "Screen"
Identifier "aticonfig-Screen[0]-0"
Device "aticonfig-Device[0]-0"
Monitor "aticonfig-Monitor[0]-0"
DefaultDepth 24
SubSection "Display"
Modes "1280x1024" "1024x768" "800x600"
Viewport 0 0
Depth 24
EndSubSection
EndSection

Sunday, September 12, 2010

Merge Multiple PDFs

  1. install pdftk: sudo apt-get install pdftk
  2. pdftk <a.pdf> <b.pdf> <c.pdf> cat output <all.pdf>