Erlang start nodes and rebar3 package

Create rebar3 app:

Create:  $rebar3 new release <app name>
Compile: $rebar3 compile
Run: $rebar3 shell
Update dependency: $rebar3 update
Package: rebar3 as prod release
Run the package:  $/<app name>/bin/<app name> foreground
Publishing to hex: $ rebar3 hex publish -r  <test_repo>
ref: https://rebar3.readme.io/docs/commands

Start a node in Erlang:

Creating node:
    $erl -name server@192.168.0.149 -setcookie mathcluster
    $erl -name client@192.168.0.90 -setcookie mathcluster
Test the connection:
    >net_adm:ping('server@192.168.0.149').
List the nodes: >nodes().