Linux

Sometimes you want to know how is the strength of WiFi signal. It is very useful when you are in a hotel, or you want to diagnose problems with WiFi. In order to check WiFi signal strength in Ubuntu type in terminal: watch -n 1 "awk 'NR==3 {print...

Once upon a time I wanted to check if some ports are open. The network I wanted to check was at my office, and when I forwarded some ports on my Mikrotik I wanted to be sure if I did it correctly. So I started to find solution in the internet and I...

I have an old scanner Mustek 1248UB and I decided to use it on my Ubuntu 12.04 64bit. Of course after plugged it in USB it doesn't work, so I found solution in the internet. BTW Mustek 1248UB is still very popular scanner.     You have to...