How To Install and Configure Redmine on Debian 9
Redmine is a free and open source project management and issue tracking application. In this tutorial, we'll show you how to install and configure the latest version of Redmine on a Debian 9 server using MySQL as a database back-end and Passenger + Nginx as a Ruby application server.
Bash Source Command
The source command reads and executes commands from the file specified as its argument in the current shell environment. Source is a shell builtin in Bash and other popular shells used in Linux and UNIX operating systems.
How to Install TeamViewer on Debian 9
TeamViewer is a cross-platform solution that can be used for remote control, desktop sharing, online meetings and file transfer between computers. This tutorial describes how to install TeamViewer on Debian 9.
Sudo Command in Linux
The sudo command allows you to run programs as another user, by default the root user. Using sudo instead of login in as root is more secure because, you can grant limited administrative privileges to individual users without them knowing the root password.