Ashley B.
Content Writer (Hi! I’m Ashley, a Linux Administrator with a passion for making Linux simpler and more accessible for beginners. Since 2021, I’ve been writing friendly, practical guides at OperaVPS to help users install software, use the command line, and get comfortable with their VPS. Linux doesn’t have to be intimidating. and I’m here to show that anyone can learn it with the right support and a little curiosity.
How to Install Memcached on Ubuntu and CentOS
Memcached is a high-performance, distributed memory object caching system designed to speed up dynamic web applications by reducing database load. It stores frequently accessed data in memory, allowing for faster retrieval. Installing and using Memcached on Linux, whether on Ubuntu or CentOS, helps enhance website and application performance by caching data, reducing server strain, and […]
How to Install Hadoop on Ubuntu?
Hadoop is a distributed computing framework for processing and storing massive datasets. It runs on Ubuntu and offers scalable data storage and parallel processing capabilities. Installing Hadoop enables you to efficiently handle big data challenges and extract valuable insights from your data. To Install Hadoop on Ubuntu, the below steps are required: Install Java. Create […]
10 Ways to Check Kernel Version in Linux
The Linux kernel is the core component of the Linux operating system, responsible for managing hardware resources, processes, and memory. Checking the kernel version is essential for ensuring compatibility with software and hardware, maintaining system security and stability, troubleshooting issues, and accessing relevant support resources. Here are the most used methods to Check Kernel Version […]
How to Install GO on Ubuntu
Go (Golang) is a statically typed, compiled programming language designed by Google. It’s known for its simplicity, efficiency, and concurrency features, making it well-suited for building scalable and reliable applications. On Linux Ubuntu, Go’s performance, cross-platform compatibility, and strong community support make it an excellent choice for a wide range of projects. To install Go […]
How to Install htop in Ubuntu, Debian, CentOS, Fedora
You can install htop from default repositories of most Linux distributions such as Ubuntu, Debian, CentOS, and Fedora simply through a Linux terminal and using Linux distribution specific package managers. The htop is a powerful real-time system monitoring tool that offers a dynamic and interactive view of running processes and your server resource usage with […]
How to Check Heap Memory Usage of process in Linux
Heap memory is a region where a program can dynamically allocate and deallocate memory during runtime. Unlike stack memory, heap allocation is manual, requiring explicit requests and releases. It’s used for data structures with varying sizes or lifetimes, but careful management is essential to prevent memory leaks. The below methods help you to determine Heap […]
How To Install cPanel / WHM On AlmaLinux 8
Hi everyone, I’m Harry, and today I will be with you about installing cPanel on AlmaLinux 8. This tutorial will show you how to install the cPanel WHM and access it on your server’s dedicated IP address through the command line. I should consider that it is better to follow all of the steps to […]
How To Install AlmaLinux 8.4 [Step-By-Step Guide]
This article is about “how to install AlmaLinux” because recently, Redhat announced that they would stop supporting CentOS 8 by the end of 2021, and they will focus on CentOS stream. In the meantime, many were not satisfied. The issue with CentOS Stream is that it will receive updates sooner while those updates are not […]
How to Install OBS Studio in Ubuntu VPS?
OBS Studio is a powerful free software that turns your computer into a broadcast studio. This live-streaming tool enables Linux users to capture high-quality video and audio, mix elements like your screen, webcam, and microphone, and even add overlays and editing in real-time. To install OBS Studio in Ubuntu, you can use any of the […]
How to Change or Set System Locales in Ubuntu VPS?
To change or set system locales in Ubuntu VPS, proceed as follows: Check current locale settings List available locales Generate the desired locale Set and update the system locale Reboot the System (Optional). After buying a Linux VPS running Ubuntu, setting locales in Ubuntu VPS offers a localized user experience tailored to regional and linguistic […]
How to open Window in Center of Screen on Ubuntu VPS
Window on Ubuntu can be centered to be particularly advantageous for design and video editing tasks. This functionality minimizes the need for manual adjustments after opening a window, proving beneficial when managing numerous windows or working on displays with limited screen real estate. There are two main ways to achieve this on Ubuntu VPS, depending […]
How to Enable IPv6 on Ubuntu?
In most cases, IPv6 is already enabled by default on Ubuntu systems. However, if it has not been enabled yet, you can enable IPv6 on Ubuntu manually by editing configuration files such as /etc/sysctl.conf file and disabling the existing “disable_ipv6” setting via changing the value to “0” with root privileges. Changing IPv4 to IPv6 which […]