2 cent tip

How to map mouse wheel to middle click (Logitech M720)

The problem: my new gift, the Logitech M720 (yes, I know, I'm a nerd :-) ) has the middle click wheel with 3 click (one, the actual middle click and the wheel slightly left and right). So, using the middle click to paste from the clipboard is nearly impossible. The solution: I have installed "xev" to record the click generated by the wheel slightly left and right and (more…)

By huntz, ago
2 cent tip

Convert a PDF to black and white version

The problem: you have a PDF with some coloured elements (like some logo, separation lines, etc…) but you need a PDF in B/W. The solution: you can print your file (with a B/W printer) and then scan it 🙂 or, using GPL Ghostscript, run this command… gs -sDEVICE=pnggray -r150x150 -sOutputFile=output-%02d.png Read more…

By huntz, ago