The method of Ruby signal processing
This article mainly introduces the relevant knowledge of "methods of Ruby signal processing". The editor shows you the operation process through actual cases. The operation method is simple, fast and practical. I hope this article "methods of Ruby signal processing" can help you solve the problem.
Ruby uses Process.kill to send signals Process.kill (signal, pid,...) → integer
Process.kill sends a specified signal to one or more processes or groups of processes:
If the target pid > 0, it signals to the process of the specified PID
If the target pid=0, signal is sent to all processes in the process group of the process calling kill
If the target pid
