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What is Node.js?
The History of Node.js:
Ryan Dahl invented Node.JS in 2009 as an open-source project which got popular with time, especially after the go-live of npm (Node Package Manager). Dahl’s initial aim was to build a web server that could handle thousands of connections simultaneously and run with excellent performance. He then developed the entire framework, which he named Node.js, publicly available under MIT License.
In June 2011, Microsoft and Joyent collaborated to release a native Windows version of Node.js. The First edition of Node.js was published in July 2011. In January 2012, Dahl stepped down and elevated Isaac Schlueter, the co-worker who created npm, to take over the project.
How Does it Work?
The following are some of the critical elements of Node.js architectural design:
Single-Threaded: All non-I/O activity within a Node.js process occurs in a single thread. So, if a program is performing CPU-intensive computations or waiting for an I/O event to occur, the whole process will be blocked.
Event Loop: The Event loop is based on libuv, which manages the queuing and processing of asynchronously occurring events. The event loop is a process that handles the events queue, which contains events and callbacks.
Non-blocking I/O: As previously mentioned, the event loop is a single-threaded system. However, long-running operations (such as network I/O and data access) are always synchronously on top of worker threads that return results to the event loop thread via callbacks. It’s a nonblocking, asynchronous, event-based programming style that makes node.js software development possible.
Front-End Development: The front end is the part of a program that the user sees and interacts with. Front-End Development is concerned with coding the UI interface, dealing with events, and thus interacting with the backend server to retrieve data at the frontend UI level.
Back-End Development: The backend deals with server-side programming and database interaction to allow data retrieval by frontend applications.
Features of Node.js
Node.js encourages Node.js development companies to use open source modules to develop applications, thus saving them a lot of time and effort. Some of the key features facilitating this are:
Encourages Sharing: The Node Package Manager (NPM) is a robust tool for managing packages. Developers can build successful solutions by having a repository of 50,000 modules. It is simple for developers to update, share, or reuse codes because it has an integrated NPM.
Ideal for Real-Time Applications: It’s one of the most unique and powerful languages available today. It has several advanced features for building real-time applications like chats and games. It is also well suited to servers that operate on an event basis or a nonblocking architecture.
Data Streaming: HTTP requests and responses are considered as discrete events, but they are continuous data. You may take advantage of streaming data in Node.js by incorporating capabilities such as file processing when uploaded. This dramatically reduces the amount of time it takes to process data.
Suitable for Microservices: Node.js is being used by some of the most well-known businesses in the world. Why? Because Node.js can improve the performance of your application. Furthermore, microservices on Node.js apps may be easier to manage, thanks to their small size.
Cross-Platform Development: Cross-platform development with Electron or NW.js allows node.js development services to create applications that run on any platform, thanks to Node.js collaboration and available libraries.
Why Are Businesses Using Node.js Development?
After the release of Node.js, it’s no surprise that the language has captured developer interest. Node.js is a cross-platform and open-source solution that makes it excellent for real-time apps. Node.js development offers high scalability and performance. The single threading model allows developers to build highly scalable applications that easily handle the large traffic volume.
Node.js developers are in high demand as an integral part of the MEAN stack because they can build both frontend and backend components of the same application. Node also features event-driven programming ideal for IoT applications like monitoring and controlling sensor data. It can easily monitor production machines and real-time process data generated by the devices.
Node.js has many developers who continuously improve the language and its associated tools and modules. The community is an excellent source of learning and support, making it highly beneficial for new developers.
What is the Future of Node.js?
The future of Node.js is bright, and the language will most likely be around for a long time to come.
About the Author
Arjun Solanki is a Business Growth Strategist at a Leading Software Development Company. He has experience in developing and executing digital strategies for large global brands in a variety of business verticals. Apart from working on a long-lasting relationship with customers and boosting business revenue, he is also interested in sharing knowledge on various technologies and their influence on businesses through effective blog posts and article writing.
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