In this tutorial, you will create a Ruby on Rails application that stores your favorite recipes in a PostgreSQL database then displays them with a React frontend. When you are finished, you will be able to create, view, and delete recipes using a React interface styled with Bootstrap.
🟢 Low ⏱ 5–15 min Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: openoffice — DOC document heap overflow vulnerability Related CVEs: CVE-2004-0752 CVE-2005-0941 Upstream summary: AD-LAB reports that a heap-based buffer overflow vulnerability exists in OpenOffice's handling of DOC documents. When reading […]
This tutorial covers setting up a very simple firewall with iptables on an ubuntu droplet. The iptables rules come from a series of options that can be combined to create each specific process. Each packet that crossing the firewall is checked by each rule in order. As soon as it matches a rule, the packet follows the associated action, otherwise it proceeds down the line. Many of the rules in the article should be copy and pastable.
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 18.04. 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.
This tutorial will show you how to set up a TLS/SSL certificate from Let’s Encrypt on a Debian 8 server running Apache as a web server. We will also cover how to automate the certificate renewal process using a cron job. SSL certificates are…
How to Configure Windows Server 2019 IPAM IP Address Management (IPAM) in Windows Server 2019 is a built-in framework for discovering, monitoring, auditing, and managing IP address space across your network. IPAM centralizes management of DHCP and DNS servers, tracks IP address allocation and availability, and provides historical data for auditing. This guide covers installing […]
As a web app grows in popularity and number of users, the need to scale performance will continue to be a point of focus for its developer(s). In this tutorial, we will go over a few higher-level strategies for scaling apps built on Django, going beyond the initial scaling tips we’ve already covered.
Wordpress is a free and open source website and blogging tool that uses php and MySQL. It was created in 2003 and has since then expanded to manage 22% of all the new websites created and has over 20,000 plugins to customize its functionality. This tutorial shows how to install Wordpress on a server with LAMP. It is written for Centos 6.
Jenkins is an open source Continuous Integration tool that can be used to build software, deploy software, or deploy websites to various endpoints or to run unit/behaviour-driven software tests. This article will demonstrate how to install and configure Jenkins, as well as create your first job. After setting up the basics, you’ll schedule the build on specific times and install a plugin.
In this tutorial, you will get a straightforward guide on how to declare your own Drush commands. As part of this exercise, we will declare a command that will publish all the nodes of a given content type which the user passes as the command argument.
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