convey: A command-line tool that makes it easy to pipe between machines. Convey is a command-line tool with a simple goal, to make it easy to pipe between machines. Pipes …
Sometime lYou need to know if is the concrete port is opened. Build go build Use ./isopened pepa.holla.cz 443 // true ./isopened p1233.holla.cz 80 // false // or go run …