In this tutorial, you’ll set up a Ruby programming environment on your local Linux machine via the command line. Then you’ll test your environment out by writing a simple Ruby program. This tutorial explicitly covers the installation procedures for Ubuntu 16.04, but the general principles should apply to any Debian-based distribution.
dry is a simple but extensive terminal application built to interact with Docker containers and their images. Using dry removes the repetition involved when executing routine Docker Engine commands, and also provides a more visual alternative to the native Docker CLI. In this tutorial, we will install dry and explore some of its most useful features.
Der Autor wählte die Free Software Foundation, um eine Spende im Rahmen des Programms Write for DOnations zu erhalten. ProxySQL ist ein SQL-fähiger Proxy-Server, der zwischen Ihrer…
In this tutorial, we will show you how to use Let’s Encrypt to obtain a free SSL certificate and use it with Nginx on Ubuntu 16.04. We will also show you how to automatically renew your SSL certificate. If you’re running a different web server, simply follow your web server’s documentation to learn how to use the certificate with your setup.
In this guide, we’ll discuss how to configure a remote MySQL database server that your web application can connect to. We will be using WordPress as an example so that we have something to work with, but the technique is widely applicable to any MySQL-backed application.
This article will go over how to enable SSH authentication using an OATH-TOTP app in addition to an SSH key. Logging into your server via SSH will then require two factors across two channels, thereby making it more secure than a password or SSH key alone.
In this tutorial, we’ll walk through an example of moving and processing data from a MongoDB database to Elasticsearch using Transporter’s built-in adaptors and a custom transformer written in JavaScript.
Docker can be an easy and efficient way to run web applications, but you may want to run multiple applications on the same Docker host. In this situation, you’ll need to set up a reverse proxy since you only want to expose ports 80 and 443 to the…
In this tutorial, you will use a sample web application based on Node.js and MongoDB to build a Docker image from a Dockerfile, you will create a custom network that allows your Docker containers to communicate, and you will use Docker Compose to launch and scale a containerized application.
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