If the message is sent successfully, you will receive an output to the command line that reads {"success":true} and if not, then this message will read "false" followed by a brief explanation.

What are Command Line Arguments and why would you use them? Command line arguments are extra commands you can use when launching a program so that the program's functionality will change ...

Sending messages to other users on the Linux command line can be very easy, but there are a number of commands that you might want to consider.

The colors used on the Linux command line are intended to provide an easy way to identify files by type. You can change them, but you should have a good reason before you do.