In this article, we will see how to create key pairs using AWS Management Console but before that let's try to understand why we need to create key pairs. If you are creating an AWS EC2 instance then you will get an option to either create a new key pair or specify an existing one ... Read more
In this article, I will take you through the steps to install gazebo on Ubuntu 20.04 LTS (Focal Fossa). Gazebo is a powerful, free and open-source 3D dynamic simulator which provides the ability to simulate populations of robots in complex indoor and outdoor environments accurately and efficiently. It is so popular that it is used ... Read more
In this article, we will see how to install eigen3 on Ubuntu 20.04 LTS (Focal Fossa). Eigen is a free, fast and versatile C++ template library for linear algebra: matrices, vectors, numerical solvers, and related algorithms. It supports various metrics sizes and decompositions along with other geometrical features. More on official website. The template library ... Read more
In this article, we will see how to install Pygame on Ubuntu 20.04 LTS (Focal Fossa). Pygame is a freely available set of Python modules designed for writing video games on almost every platform and operating system. Pygame provides best gaming features by adding excellent functions on top of the SDL Library. This allows developers ... Read more
![How to Update Key with new value in JavaScript [3 Methods] 14](https://www.cyberithub.com/wp-content/uploads/2022/12/updatek.jpg)
In this article, we will see different methods to update key with new value in JavaScript. If you have been working with Javascript then there might be a chance that you come across this use case or a closely related error: Object has no method push. Javascript treats the variables within an object as keys. ... Read more
In this article, we will see how to uninstall zsh shell from Linux in 2 Easy Steps. ZSH, also known as Z shell is a Unix based interactive shell or command line interpreter used to run Unix/Linux based commands and shell scripts. It is a default login shell for macOS based Systems. It is also ... Read more
In this article, we will see how to solve zsh: command not found: pip error if you are also getting this in your Linux/macOS system. Few days when I was trying to install a python package in my System using pip utility then I suddenly noticed zsh: command not found: pip error on the output. ... Read more
In this article, we will see how to post JSON data using curl utility. Now a days there are many UI based applications are available like Postman, Insomnia etc. to POST the JSON data quite comfortably. But it is quite possible that you will end up in a situation where you don't have the facility ... Read more
In this article, I will take you through the steps to install netstat on Ubuntu 20.04 LTS. netstat is a free and open source command line tool to list the port and protocol statistics. It can be used to display the status of TCP and UDP endpoints in table format, routing table information, and interface ... Read more
In this article, I will take you through the steps to install plex media server on Ubuntu 20.04 LTS (Focal Fossa). Plex media server provides you a free media server to store and manage all the personal media files like Films, TV shows, music, videos, photo gallery etc. It provides an excellent platform to stream ... Read more