Web Servers

SSL certificates encrypt data sharing between a web server and a client browser to ensure information is kept safe and secure. Learn more about SSL certificate and find out why you should have one.

Having a precise list of installed packages helps system admins maintain, replicate, and reinstall systems. In this tutorial, learn how to list all installed packages with apt and dpkg, save the list to a file or list specific packages and versions.

The ERR_TOO_MANY_REDIRECTS error occurs when the URL you're visiting redirects you to another URL, which points back to the original one. Learn to fix the "too many redirects" error.

Are localhost and 127.0.0.1 synonymous and if not how do they differ? Learn more about the differences and similarities between these two commonly used networking concepts.

Follow the instructions in this guide to learn how to buy a public IP allocation, assign it to a resource and delete it via the BMC Portal and API.

The Apache Tomcat is a web server that allows you to run Java code. This guide shows how to install and set up the Tomcat server on Windows.

Localhost is essential for hosting web apps locally, as well as testing applications. Learn what localhost is and why it is synonymous to the IP address 127.0.0.1.

Wine is an application that lets you run Windows programs on a Linux system. Wine is similar to an emulator, but with a different technology that improves performance. In this tutorial learn how to install and use Wine on Ubuntu 18.04.

In this tutorial, you will learn how to set up a fake REST API JSON server and send a DELETE request using curl.

Access to Domain Name System (DNS) records of a website is important for troubleshooting network related problems. This tutorial will introduce nslookup, a cross-platform command for querying servers and obtaining domain records.