Description Know Linux port test commands (RedHat 7, CentOS 7, and Ubuntu 18.04). curl: is usually used from a Linux or Unix command line to download web pages or files. But the curl command has another great use: it can be used to test TCP port connectivity. As an example, let’s say you’re helping with…
Description Add a user to sudoers on Ubuntu 18.04. In many cases, you might have seen that a non-privileged user has been given sudo access to perform root actions. This is required in many organisations where some tasks cannot be performed without having root access. Because they cannot provide root user access, Linux admins or…
Description instructions on how to instal netstat on a computer running Ubuntu 20.04 LTS. netstat is a utility that can be run from the command line that provides statistics about ports and protocols. It is possible to use it to display the current state of TCP and UDP endpoints in table format, as well as…
Introduction In this article, you will learn how to install aaPanel on Ubuntu by one click. aaPanel is a control panel for web servers that is an alternative to cPanel and Vesta. It was developed in China. BT.cn is responsible for its development, and it is now on version v6. 8.5 (at the moment of…
Introduction In this article, you will learn how to install MongoDB on Ubuntu 20.04. MongoDB is a non-relational document database that provides support for JSON-like storage. The MongoDB database has a flexible data model that enables you to store unstructured data, and it provides full indexing support, and replication with rich and intuitive APIs. The MongoDB…
Introduction In this article, you will learn how to install HTMLDoc on Ubuntu 20.04. If you write your hypertext in the appropriate format, the HTMLDoc application will be able to dynamically convert it into a postscript (PDF 1.6) document (HTML 3.2). You will learn how to install HTMLDoc on Ubuntu 20.04 by following the instructions…
Introduction In this article, you will learn how to build Brotli from source on Ubuntu 20.04 LTS. Brotli, a compression algorithm, claims to be more effective at compressing web pages than its predecessor, GZIP, and to have shorter compression times. It is available at no cost, has widespread support across current web servers, and can…
Introduction In this article, you will learn How to Install Spack on Ubuntu 20.04. Spack is a management tool for packages that was developed to accommodate different versions and configurations of software across a broad number of operating systems, hardware platforms, and other types of environments. It was developed for huge supercomputing facilities, the kind…
Lighttpd provides a lightweight web server that can serve high loads with less memory than Apache servers. It is widely used on high-traffic platforms such as WhatsApp and xkcd. This guide describes how the lighttpd (“light”) web server is installed and configured on Ubuntu 16.04 (Xenial Xerus). See links at the end for more detail…
Description For MySQL servers and databases, MySQL Workbench is a graphical and visual database designing tool. It has been purposely developed with the intention of assisting database administrators, developers, and database architects in graphically designing, generating, modeling, and managing databases. Working with databases is intended to be a breeze using MySQL Workbench because to its…
