Linux echo command is used to display a line of text on the screen. This is done by echoing the string to the standard output. Linux echo Command Let’s see how the echo command is described by the Linux man page. The man page can be accessed by typing the following command: The following will […]
How to set up Apache Virtual Hosts on Ubuntu 18.04
The Apache HTTP Web server is a powerful, free and open source web server that has been, and remains the leading web server platform ahead of others such as Nginx and Microsoft IIS. According to Opensource.com Apache enjoys a market share of 45.9%, and powers popular sites such as PayPal, Apple, Craigslist, Adobe, and BBC […]
How to Install OpenStack on Ubuntu 18.04 with DevStack
Openstack is a free and opensource IaaS cloud platform that handles cloud compute, storage and network resources. It comes with an intuitive dashboard that enables systems administrators to provide and monitor these resources. You can seamlessly install OpenStack locally on your Ubuntu 18.04 instance for learning and testing purposes using Devstack. Devstack is a set […]
Linux xargs command examples
The xargs command in Linux/UNIX reads items from the standard input, delimited by blanks or newlines, and executes the command one or more times with any initial arguments. If no command is provided as an argument to xargs, then the default command that the tool executes is an echo. Blank lines on the standard input […]
How to Install Yarn on Ubuntu 18.04
YARN and NPM (Node Package Manager) are the two popular JavaScript package managers to automate the process of installing, updating and removing NPM packages. In this guide, we will learn how to install YARN on the Ubuntu system. We will also look into some of the commonly used YARN commands. YARN vs NPM NPM has […]
How to install Java on Ubuntu 18.04
Java is a general purpose, object-oriented and high-level programming language developed by Sun Microsystems way back in 1995. Today Java is commonly used for developing and delivering content on the web apart from powering many popular applications. In this tutorial, we will explore how to install Java on Ubuntu 18.04. Before we dive in details […]
How to Install Python PIP on Ubuntu 18.04
Pip (Pip Install Packages) is a command line utility tool used to install and manage software packages written in Python. Like apt and yum, it is a package management system and mainly used to download and install packages from the Python Package Index (PyPI). Pip does not get installed by default in Ubuntu 18.04. However, […]
How to install Gtop in CentOS7 and Ubuntu 18.04
Gtop is a command-line system monitoring tool that displays in a graph format, a plethora of system metrics such as running processes, CPU utilization, network bandwidth, memory Usage, swap space, and Hard Disk usage. In this guide, you will learn how to install Gtop in Centos7 and Ubuntu 18.04. Installation of Gtop in CentOS 7 […]
How to Install 7Zip on Ubuntu 18.04
If you’ve ever tried to send large files then you would definitely know about 7Zip. From almost 2 decades now, 7Zip allowed us to get a higher compression ratio. Apart from getting high compression ratio, you can get support for extracting and compressing RAR files on Ubuntu with 7Zip. Apart from the GUI, you have […]
How to install Grafana on Ubuntu 18.04 and Debian 8
Grafana is a free and open-source monitoring system that is used for monitoring and visualizing metrics from host machines. It provides intuitive and appealing dashboards, and analytics coupled with the ability to customize your own dashboards for monitoring your infrastructure. In this guide, we will show you how you can install Grafana on Ubuntu 18.04 […]