Kubernetes is an open source container orchestration system. It allows you to create, update, and scale containers without worrying about downtime. In this tutorial, you will deploy a PHP 7 application on a Kubernetes cluster with Nginx and PHP-FPM running in separate containers.
Full-text search, or FTS, is a technique used by search engines to find results in a database. You can use it to power search results on websites like shops, search engines, newspapers, and more. More specifically, FTS retrieves documents, which are database entities…
In this guide, we will be setting up VNC on a Ubuntu 16.04 server and connecting to it securely through an SSH tunnel. The VNC server we will be using is TightVNC, a fast and lightweight remote control package. This choice will ensure that our VNC connection will be smooth and stable even on slower internet connections.
Concourse CI is a modern, scalable continuous integration system designed to automate testing pipelines with a composable, declarative syntax. In this tutorial, we will demonstrate how to install Concourse CI on an Ubuntu 16.04 server. We will configure a PostgreSQL database to use as the backend, download and install the Concourse binaries, and then configure the web and worker processes that allow us to build and execute continuous integration pipelines.
Moodle is a popular web-based learning management system (LMS) that is free for anyone to install and use. With Moodle, you create and deliver learning resources such as courses, readings, and discussion boards to groups of learners. Moodle also allows you to manage user…
This tutorial will guide you through installing Anaconda for Python 3 on an Ubuntu 16.04 server. Anaconda is an open-source package manager, environment manager, and distribution of the Python and R programming languages. It is commonly used for large-scale data processing, scientific computing, and predictive analytics, serving data scientists, developers, business analysts, and those working in DevOps.
Icinga is an open-source monitoring system used to monitor the health of networked hosts and services. In this tutorial we will use Icinga to set up two different kinds of monitoring configurations, remote service checks and the Icinga agent-based “Top Down Command Endpoint” mode.
ProxySQL is a SQL-aware proxy server that can be positioned between your application and your database to create a caching layer to optimize MySQL queries. In this tutorial, you will use ProxySQL to set up transparent caching for a MySQL server on Ubuntu 16.04. You will then test its performance using mysqlslap with and without caching to demonstrate the effect of caching and how much time it can save when executing many similar queries.
Protecting web applications with TLS/SSL used to be considered necessary only for applications handling sensitive information, since getting an official certificate had a cost and required extra setup. [Let’s…
Want to access the Internet safely and securely from your smartphone or laptop when connected to an untrusted network such as the WiFi of a hotel or coffee shop? A Virtual Private Network (VPN) allows you to traverse…
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