Linux Tips

Adobe Reader is a famous pdf reader. Command line way: $ wget http://ardownload.adobe.com/pub/adobe/reader/unix/9.x/9.3.2/enu/AdbeRdr9.3.2-1_i386linux_enu.deb $ sudo dpkg -i AdbeRdr9.3.2-1_i386linux_enu.deb Non Command Line: Download the deb file for 32-bit linux os from here . Just double click the .deb file you just downloaded to install adobe reader. Enjoy!

Use two simple commands to convert a protected pdf into an unprotected pdf. Here in this example i assume the protected pdf file name to be 'protected.pdf'. Now open your terminal and type. $ pdftops protected.pdf out.ps $ pstopdf out.ps out.pdf The out.pdf will be your unprotected PDF. If you don't have pstopdf and pdftops installed then type this at terminal to install them. $ sudo apt-get install context

Use ImageMagic's convert program to convert between image formats as well as resize an image, blur, crop, despeckle, dither, draw on, flip, join, re-sample, and much more. To install ImageMagick in your ubuntu(or other debian distros) type this at terminal: $ sudo aptitude install imagemagick Convert PDF files (examples) convert from pdf to jpeg $ convert input_file_name.pdf output_file_name.jpeg The above may give you a small image, For a large image use: $ convert -density size input_file_name.pdf output_file_name.jpeg replace size with your desired resolution eg: 200 convert from pdf to tiff $ convert file_name.pdf file_name.tiff Click for more about ImageMagick's convert program