how to make a client server connection in ruby

 https://null-byte.wonderhowto.com/how-to/make-client-server-connection-ruby-0163748/

 https://www.educative.io/answers/how-to-build-a-simple-server-in-ruby

https://blog.appsignal.com/2016/11/23/ruby-magic-building-a-30-line-http-server-in-ruby.html

create the two files ::

1. ruby-client.rb 

2. ruby-server.rb 

1. ruby-client.rb ::

require 'socket'

hostname = 'localhost'

port = 2000

s = TCPSocket.open(hostname,port)

while line = s.gets