Reactjs is an open-source javascript UI(User Interface) library, collaborated and maintained by Facebook and Instagram and also a huge community of developers. That's designed to take your application state and allow you to write code that makes that status input and return virtual DOM, It's a certainly better way to manipulate the DOM and...

Git is a free and open source distributed version control system designed to handle everything from small to very large projects with speed and efficiency. Git is easy to learn and has a tiny footprint with lightning fast performance. It outclasses SCM tools like Subversion, CVS, Perforce, and ClearCase with features like cheap local branching,...

JUnit is a widely utilised open-source testing framework designed for Java developers to streamline the creation and execution of unit tests. Using annotations, developers mark methods as test cases, while assertions verify expected outcomes, aiding in the identification of defects and ensuring code reliability. JUnit facilitates automated...

Ansible is an open-source automation tool that uses simple, human-readable language (YAML) to automate tasks like software provisioning, configuration management, and application deployment. It doesn't require installing agents on managed systems, communicates via SSH or WinRM, uses playbooks (defined task lists) to execute actions, and promotes...

jQuery is a lightweight, "write less, do more", JavaScript library. The purpose of jQuery is to make it much easier to use JavaScript on your website. jQuery takes a lot of common tasks that require many lines of JavaScript code to accomplish, and wraps them into methods that you can call with a single line of code.It also simplifies a lot of the...

What is Amazon EC2? Amazon Elastic Compute Cloud (Amazon EC2) provides scalable computing capacity in the Amazon Web Services (AWS) cloud. Using Amazon EC2 eliminates your need to invest in hardware up front, so you can develop and deploy applications faster. You can use Amazon EC2 to launch as many or as few virtual servers as you need,...

Azure Management Portal is an interface to manage the services and infrastructure launched in 2012. All the services and applications are displayed in it and it lets the user manage them. Getting started: A free trial account can be created on Azure management portal by visiting the following link - manage.windowsazure.com The screen...

This article will provide an overview of the SQL Join and cover all of the SQL join types including inner, self, cross and outer. For inner joins we’ll be discussing Equi and Theta joins. The ability to combine results from related rows from multiple tables is an important part of relational database system design. In SQL Server, this is...

Description Python string method split() returns a list of all the words in the string, using str as the separator (splits on all whitespace if left unspecified), optionally limiting the number of splits to num. Syntax Following is the syntax for split() method − str.split(str="", num=string.count(str)). Parameters str...

The process by which one class acquires the properties(data members) and functionalities(methods) of another class is called inheritance. The aim of inheritance is to provide the reusability of code so that a class has to write only the unique features and rest of the common properties and functionalities can be extended from the other...