I made a presentation using the latex beamer class with notes. Now I have a problem displaying notes only on my display while presenting the slides to the audience using a projector. Beamer notes ...
I sometimes want to read a long PDF file in a computer, but because white background I can read only a few pages until my eyes weep. Is there any software to invert colors of a PDF (PDF converter, ...
I am using Arch Linux on a notebook, which has a 4GB SSD drive. so I have to save disk space/storage by any possible means. Reading technological PDFs are really painful when you have to memorize ...