Getting Started with Kubernetes on CentOS 7
LinuxKubernetes is an open-source platform developed by Google for managing containerized applications across a cluster of servers. It builds upon a decade and a half of experience that Google has with running clusters of containers at scale, and provides developers with Google style infrastructure, leveraging on best-of-breed open-source projects, such as: Docker:…
Install Polr with a LEMP Stack on Ubuntu 20.04
LinuxIntroduction Polr is a free and open-source link shortener written in PHP and powered by the Lumen framework. It allows you to host your URL shortener and to gain control over your data. Its significant features include a management dashboard, detailed link analytics, and a robust API. This tutorial guides you…
How to Page PostgreSQL Data with PHP
PHPIntroduction Paging is a method of retrieving small, defined chunks from a larger set of data. For example, if you’re running an online store with thousands of products, you can display 50 items at a time and give customers navigation buttons to move between the pages. In PostgreSQL, you can…
How to Install a GUI Desktop for Ubuntu Server with XFCE and VNC
LinuxIntroduction When you deploy an Ubuntu server at Vultr, you’ll need to perform system administration using the command line. In addition, sometimes, you’ll want to install a Graphical User Environment (GUI) to use the cloud server as an Ubuntu desktop. This guide describes how to install the XFCE GUI and…
Install Pydio Cells with MariaDB on Ubuntu 20.04
LinuxIntroduction Pydio Cells is a cloud-based collaboration application for sharing files. The open-source software runs on your own IT infrastructure and empowers your staff to protect and monitor your company’s data. With Pydio Cells, you can synchronize your data and access it from anywhere using a mobile app, desktop software,…
How to Install osTicket on CentOS 7
LinuxIntroduction osTicket is a free and open-source customer support system released under the GPL-2.0 license. This tutorial explains how to install osTicket on CentOS 7 and set up HTTPS with a free Let’s Encrypt TLS certificate. Prerequisites A CentOS 7 server with SELinux disabled. Follow Vultr’s best practices guides to create a sudo…