Harry Hill
Content Writer (I’m Harry, the CTO of OperaVPS and a Senior Linux System Administrator with a strong background in systems engineering, DevOps, and cloud infrastructure. Since 2020, I’ve been sharing advanced insights on topics like virtualization technologies, Linux performance tuning, and secure server deployment. My focus is on delivering in-depth content for developers and professionals who want scalable, reliable, and efficient solutions.
apropos Command in Linux with Examples
As a Linux user, if you have a problem remembering an exact command, this guide is what you need. When you need a specific Linux command, but you cannot remember it, the apropos command is a good helper. The apropos command in Linux looks for instructions using keywords that are supplied to it in the […]
10 Best Linux VPS Providers 2026 [Comparison]
Nowadays, people struggle to find the Best Linux VPS provider with affordable prices, an on-time and technical support team, no hidden fees, global locations, various payment methods, and hassle-free. Based on the customer reviews, I found that today, people are looking for decent and round-the-clock support from the Linux provider the most. So, we suggest […]
What is Difference Between su and su – Command in Linux?
Linux has a sea of commands for different purposes; for optimal use and management of Linux, you must be familiar with different commands. We try to familiarize you with the functions of various Linux commands so that after purchasing a Linux VPS, you can benefit from the features of Linux and achieve your goals. In […]
Commands to Get System and Hardware Information in Linux
One of the most activities of a Linux administrator or user is to get information about their Linux system. Observing the status of CPU, software, hardware, and more is possible by having Linux system knowledge. 23 Commands to Get System and Hardware Information in Linux are what you will review in this article.
How Can I Run a Command after Boot/Startup in Linux?
Tools or programs called Linux startup scripts are launched by the kernel each time your computer restarts. Once the system has been booted, users can use any Linux run command on startup to configure programs or carry out specific tasks. To run script at startup Linux or command, you can use 7 different methods: /etc/rc.d/rc.local […]
What Is PPA and How to Use It to Install Software in Ubuntu?
One of the concerns of users using different operating systems is how to install software packages. Installing software packages in different distributions of the Linux operating system differs from Windows. In most Linux distributions, the software provided is stored in servers known as Repository, which can be easily accessed. Repositories have simplified the installation and […]
How to Use nslookup Command in Linux and Windows?
As a server administrator or IT professional, you must check DNS records and perform its queries. The Name Server Lookup (nslookup) is a command-line tool that helps you to get domain name information and IP addresses. In this article, you will review all about nslookup command to learn what is it, how to use, and […]
Install & Use Terminator on Linux
When it comes to the Linux operating system, the Linux terminal shines as a prominent Linux feature that improves and speeds up many important tasks for Linux users and developers. Terminator is a Linux terminal emulator for more effective and efficient use of the terminal.
How to Install Dropbox on Ubuntu [using Terminal & GUI]
Dropbox is one of the most popular and oldest files hosting services that is used as a cloud storage service. Using Dropbox, users can store files, documents, photos, etc. online and synchronize the saved files with their devices. In addition, Dropbox makes it possible to access and save files when they do not even have […]
Change DNS Server Settings in Linux
Domain name server (DNS) translates the internet address to the numeric machine address. A DNS server converts each domain name you enter into your browser into an IP address. The website you want to visit can then be found and connected to using that address by your browser. Since your internet speed is affected by […]
4 Commands to Clear Terminal Screen in Linux
Has it ever happened to you that you get so engrossed in working with your Linux terminal environment that you are suddenly shocked to encounter a busy screen full of various commands and get confused by viewing the crowded terminal environment?
How to Use APT Package Manager in Ubuntu
As a free and open-source Linux distribution based on Debian, Ubuntu comes with a comprehensive package management system. To install, upgrade, configure, and remove software, management tools are required to manage the packages. The Advanced Packaging Tool (APT) is one of them. In this article, you will learn How to Use APT Package Manager in […]