I began testing a simple threads example. But, I had a little problems:
Here is the solution.
This is a simple C++ socket example with a client and echo server. This tutorial is based on simple server and client chat (linux) written by Hassan M. Yousuf.
I do not pretend bring a long explanation about sockets, you can find a lot of information in Google. I share a basic example to understand how it works.
Dentro mis tareas de investigación estaba creando un nuevo usuario en uno de los servidores Centos que disponemos en el centro de investigación. Al establecer la sentencia, el sistema me arrojaba el siguiente error:
# adduser miusuario adduser: cannot lock /etc/passwd; try again later