For some servers: nc -w 1 -z x.x.x.x 22 doesn't work. It has no response, but is looking like very busy: only ctrl + C can help. So -w 1 seems to be a useless option, to specify the timeout. Does ...
Sometimes I need to download very big files from the internet using torrents (I'm using Transmission) and the Wi-Fi always drops. I bought several routers and modems and none of them work. I've been ...
I'm trying to open an app that listens to port 25 within a shell script. In order to listen to port 25, I need to run the app with sudo. So I tried the following: sudo open appThatNeedsPort25 It ...