November 2021

How to Install NumPy on Ubuntu 20.04 LTS 1

How to Install NumPy on Ubuntu 20.04 LTS

Written in Python and C, Numpy is a popular Python library used for scientific computing. It’s hugely popular in data science and a de facto standard for handling numerical data in Python programming. Numpy API is extensively used in other Python libraries such as matplotlib, SciPy, Pandas and so many more. In this guide, we …

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How to Install MERN Stack for JS Based Applications on Ubuntu 20.04 8

How to Install MERN Stack for JS Based Applications on Ubuntu 20.04

MERN is a popular stack that comprises MongoDB, Express, React, NodeJS. This stack is based on JavaScript and is used to build modern and scalable web applications. It is composed of the front-end (React), back-end (Node and Express), and database components (MongoDB). This guide will take you through the installation of the MERN Stack on …

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How to Install Homebrew on Ubuntu 20.04 LTS 19

How to Install Homebrew on Ubuntu 20.04 LTS

Homebrew is a widely used package manager in Mac systems. Additionally, you can install Homebrew on Linux and perform package management tasks such as installing and upgrading software packages. HOmebrew cask provides support for quick installation of application such as VLC, Google Chrome and so much more. In this guide, we Now, let us walk …

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Linux finger command to find user details 27

Linux finger command to find user details

The finger command is used in Linux and Unix-like systems to check the information of all currently logged on users from the terminal. It is a command line utility that gives users logon time, tty (name), idle time, home directory, shell name, etc. The Finger package is not installed by default in most Linux and …

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How to Uninstall Software On Ubuntu 28

How to Uninstall Software On Ubuntu

Regardless of the operating system you are using; there are multiple reasons why you might want to uninstall software. Maybe the software has become corrupted, and it doesn’t function the same as before, or your application is now virus-ridden, so uninstalling it is safe. There are times when you don’t use the software anymore, so …

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Installing VMWare Tools on Linux 29

Installing VMWare Tools on Linux

This guide will step you through the steps to install the VMWare tools onto a Linux machine. In some cases, open-vm-tools may already be installed as a default package in your distribution. Below are some example installation commands. If you are running a non graphical/server operating system, use the server examples. If you are running …

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Setting a static IP address on Ubuntu 18.04 and higher using netplan

During the installation of Ubuntu, it will try and automatically obtain an IP address using DHCP. While that may be fine for most users, if you are wanting to set up a server, the chances are you will want it to always have the same IP address. There are two options for ensuring you get/use …

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Adding persistent static routes on Ubuntu 18.04 and higher using netplan

When you need to access network devices located on a different network segment than the one you are on, you need to have a route set up so the networking stack knows how to get to the other network segment. This generally just points to your main gateway, but you may want to set up …

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Convert PNG Images to JPG on Ubuntu via the Command Line

Converting png images to jpg is extremely simple using linux. The examples below will show you how to install ImageMagick, which is the software that actually does the conversion, and what commands to run to actually do the conversion. The installation process outlined below is specific for Ubuntu / systems that use the apt package …

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Get The Active DNS Servers On Linux 30

Get The Active DNS Servers On Linux

The Domain Name System (DNS for short) is one of the most important parts of the internet infrastructure. It converts the easy to remember domain names, into IP (and IPv6) addresses, that aren’t so friendly to the end user. Regardless of the distribution of Linux that you are using (such as Ubuntu, CentOS, Debian, Arch, …

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