Author: Rahul

I, Rahul Kumar am the founder and chief editor of TecAdmin.net. I am a Red Hat Certified Engineer (RHCE) and working as an IT professional since 2009..

VirtualBox Extensions Pack is a set of code extensions for VirtualBox. These code extensions allow users to create virtual machines that can run Windows, Linux, macOS, and other operating systems. The extensions pack includes drivers for additional operating systems and applications, as well as a number of useful features that can enhance the experience of using virtual machines. Oracle VM VirtualBox provides additional extension packs that can be downloaded from the official website. Which extends the functionality of the VirtualBox base package. The extension pack provides the following added functionality VirtualBox Remote Desktop Protocol (VRDP): VRDP is a backward-compatible extension…

Read More

Apache HTTP Server is one of the most popular web servers due to its robustness, excellent performance, and a variety of features. Although macOS comes with a built-in version of Apache, many users prefer to remove this version and install the latest one through Homebrew, a package manager for macOS. This article will guide you through the process of removing the built-in Apache server and installing a new one using Homebrew on macOS. Prerequisites Before starting the installation of the Apache (httpd) server using this tutorial you must have the following prerequisites. Terminal: You must have Mac Terminal access and…

Read More

Node.js is a powerful JavaScript runtime environment that allows you to execute JavaScript on the server-side. It is widely used to develop scalable web applications, command-line tools, and more. In this article, we will go through the process of installing Node.js on a macOS system. Prerequisites A Mac computer running macOS. Administrative access to install software. Installation Methods There are several ways to install Node.js on macOS: Homebrew (Recommended) Node.js official installer NVM (Node Version Manager) Let’s delve into each method: Method 1: Homebrew If you’re not familiar with Homebrew, it’s a package manager for macOS that simplifies the installation…

Read More

AnyDesk is an outstanding application for the remote desktop similar to TeamViewer. You can say it an alternative of the TeamViewer, which is available freely. Anydesk provides a faster remote connection than any other existing remote desktop application. Personally, I also love it and use. This tutorial will help you to install AnyDesk on Ubuntu systems. But, if you still love TeamViewer, You can also install TeamViewer using these instructions. Step 1 – Install AnyDesk on Ubuntu Anydesk is available in both 64-Bit and 32-Bit formats. You can directly download Debian packages from its official website. Otherwise use the apt…

Read More

PHP stands for HyperText Preprocessor and is a server-side programming language. Originally it was developed for web development but now is also used as a general-purpose language. It was created by Rasmus Lerdorf in 1994. The PHP versions for macOS is maintained in third party repository that can be add to system with brew tap. It also allows you to install and use multiple PHP versions on a single macOS system. This tutorial will help you to install PHP on macOS. Prerequisites Before starting the installation of PHP using this tutorial you must have the following prerequisites Terminal: You must…

Read More

In the world of macOS, power users and developers often seek tools that enhance their efficiency and expand the capabilities of their systems. Homebrew stands out as one of these essential tools. Often referred to as “the missing package manager for macOS,” Homebrew simplifies the installation of software and developer tools on a Mac. This guide will walk you through the process of installing Homebrew on your macOS, ensuring a smooth and successful setup. What is Homebrew? Homebrew is an open-source package manager for macOS. It allows users to easily install, update, and manage software packages on their Mac. Unlike…

Read More

As a developer, managing PHP modules on your Ubuntu system can be an essential part of your workflow. Modules are packages that extend the functionality of PHP, and they are a key aspect of creating dynamic and powerful web applications. This article provides a comprehensive guide on enabling and disabling PHP modules in Ubuntu, streamlining your experience and optimizing your development environment. All the installed PHP modules configuration files are available under /etc/php/{php_version}/mods-available directory. You can see the number of files with extension .ini. You must have installed specific PHP modules, you need to enable before using this tutorial. The…

Read More

DNS caching is a technique used by operating systems and applications to temporarily store DNS query results to reduce latency and improve the overall performance of internet browsing. However, sometimes it may become necessary to clear the DNS cache, especially when the cached records are outdated or causing connectivity issues. In this article, we will provide a step-by-step guide on how to flush the DNS cache in Ubuntu and Linux Mint. Understanding DNS Caching Unlike Windows and macOS, Ubuntu and Linux Mint do not cache DNS queries at the operating system level by default. However, many Linux distributions, including Ubuntu…

Read More

This tutorial will help you to install Let’s encrypt client on your Ubuntu system and issue SSL certificate for the domain running on Nginx web server. Apache with Let’s Encrypt SSL Manual Setup Let’s Encrypt SSL on Ubuntu Step 1 – Prerequisites Before starting work on this task, I assume you already have: Running Ubuntu system with sudo privileges shell access. A domain name registered and pointed to your server’s public IP address. For this tutorial, we use example.com and www.example.com, which is pointed to our server. Running Nginx web server with VirtualHost configured for example.com and www.example.com for Port…

Read More

Let’s Encrypt is a certificate authority (CA) providing free SSL/TLS certificates for enhanced security freely. You can generate CA-singed SSL certificate for any domain, subdomain without any cost and use on your server. It also provides an option to auto-renew SSL certificates for long time use. Nginx with Let’s Encrypt SSL Manual Setup Let’s Encrypt SSL on Ubuntu This tutorial will help you to install Let’s encrypt client on Ubuntu system. Also issue a free ssl certificate and configure with Apache server. Step 1 – Prerequisites Before starting work on this task, I assume you already have: Running Ubuntu system…

Read More