Node.js is a popular, open-source runtime environment for building server-side applications. It is built on Chrome’s V8 JavaScript engine and uses an event-driven, non-blocking I/O model. During a Node.js interview, you may be asked about your experience with asynchronous programming, the event loop, and the use of modules. You may also be asked about popular […]
Category: node.js
Using async/await with for loop in nodejs
Asynchronous programming can be a bit tricky, especially when it comes to looping. In Node.js, the traditional for loop doesn’t play well with asynchronous functions, as the loop will continue to iterate before the asynchronous code inside of it has completed. This can lead to unexpected results and can be difficult to debug. One solution […]
Node, Express microservice with Swagger
In this article, we will discuss creating and testing a Node/Express microservice using Swagger. Technologies node.js express.js swagger supertest Installing swagger Before installing swagger for node.js, we need to make sure node and npm are installed. Check the same using following commands : node -v npm -v Now, we can install swagger using […]
Node.js Hello World
Node.js Node.js is an open-source, cross-platform runtime environment for developing server-side Web applications. It was created in 2009 by Ryan Dahl. Dahl was inspired to create Node.js after seeing a file upload progress bar on Flickr. The browser did not know how much of the file had been uploaded and had to […]