JavaScript Articles

Compare the 9 best code editors for JavaScript, ranked on 2025 Stack Overflow usage data, TypeScript support, and how well each one debugs your test suite.

Shravan Mahajan

August 9, 2026

5 min read

Vitest vs Jest: Compare performance, setup, features, and use cases. Learn which JavaScript testing framework is best for modern or legacy projects.

Harita Ravindranath

March 14, 2026

5 min read

Front-end to back-end: the 17 best JavaScript frameworks for 2026 compared on speed, learning curve, and ecosystem, with a clear pick per use case.

Mehul Gadhiya

November 18, 2025

44 min read

Compare Jest vs Mocha to explore their features, performance, and use cases and find the best JavaScript testing framework for your project.

Harita Ravindranath

September 2, 2025

21 min read

Learn about the top 9 JavaScript testing frameworks and choose the best suited frameworks depending on your project requirements.

Shravan Mahajan

April 10, 2025

27 min read

The 15 best JavaScript books for beginners in 2026, from Eloquent JavaScript to You Don't Know JS, with free online options and a first book to start with.

Arnab Roy Chowdhury

March 25, 2025

16 min read

Learn the best practices for automation testing with Node.js in 2026, including test setup, assertions, test runners, coverage analysis, and optimization techniques.

Harish Rajora

March 17, 2025

28 min read

Choosing the right JavaScript frameworks starts with your project. Compare React, Vue, Ember, Preact, Polymer, and Storybook on rendering, support, and testing.

Robin Jangu

February 28, 2025

15 min read

The best 13 JavaScript testing practices that will help you come up with scalable and reliable automated test scenarios. Take your JavaScript Testing to next level.

Arnab Roy Chowdhury

February 20, 2025

22 min read

Discover top JavaScript & CSS libraries for web development. This blog highlights key tools for better design, workflow optimization, & more.

Arnab Roy Chowdhury

February 7, 2025

13 min read

Compare the best JavaScript unit testing frameworks: Jest, Vitest, Mocha, Jasmine and WebdriverIO, and how to pick the right one for your project.

Sushrut Kumar Mishra

February 4, 2025

35 min read

13 tools for JavaScript developers, from Sublime Text, npm, and Webpack to ESLint, Mocha, and Jenkins, with what each does and how AI is changing them.

Shravan Mahajan

January 30, 2025

14 min read

Learn the top mistakes committed by angular Javascript developers when developing web applications.

Arnab Roy Chowdhury

January 30, 2025

10 min read

Learn how to identify and fix JavaScript cross browser compatibility issues with feature detection, polyfills, linters, and browser DevTools.

Suraj Kumar

March 21, 2024

9 min read

The JavaScript errors you hit most often, what triggers each one, and the fix: syntax, type, range and reference errors, plus how to catch them in the console.

Saniya Gazala

January 15, 2024

56 min read

Want to find broken links on your website? Here's how you can do broken link testing on your website using Cypress.

Enrique

August 5, 2021

26 min read

Cypress is a Node.js-based JavaScript framework for end-to-end testing of web applications, running directly inside the browser instead of communicating through a remote WebDriver like Selenium. Cypress test specs are written in Mocha-style syntax using built-in commands such as cy.visit() to load a page, with assertions modeled on Chai, and Cypress installs via a single npm install cypress command.

In this blog, you’ll learn to perform automation testing with cucumber and nightwatch.js on a remote Selenium Grid.

Harita Ravindranath

June 28, 2021

34 min read

Learn how to set up the Jasmine JavaScript testing framework with Selenium, write test specs, and run them on a cloud-based Selenium Grid.

Kritika Murari

June 22, 2021

21 min read

In this blog, you’ll learn to perform headless browser testing on Chrome and Firefox using Nightwatch.js and execute the same on remote Selenium Grid.

Harita Ravindranath

June 16, 2021

21 min read

Handle JavaScript alerts in Selenium WebDriver with Python using switch_to.alert, covering simple, confirm, prompt, and authentication alert types.

Praveen Mishra

May 31, 2021

20 min read

Learn how to generate Mocha reports and use Mocha report generator Mochawesome, a popular and easy-to-use Mocha reporter for Selenium test automation.

Learn Selenium automation testing with JavaScript: core concepts, best practices, and running your first script on a cloud-based Selenium Grid.

Harita Ravindranath

May 14, 2021

23 min read

Learn different JavaScript Design Patterns that offer proven solutions to common challenges like managing dependencies and ensuring your classes are reusable.

Harita Ravindranath

March 9, 2021

38 min read

WebdriverIO speeds up JavaScript Selenium testing using parallel execution, the Page Object Model, precise waits, and headless browsers over fixed pauses.

Harita Ravindranath

February 22, 2021

22 min read

In this blog, we compared two of the most commonly used JavaScript testing frameworks - to help you pick the right test automation framework for you.

Praveen Mishra

December 16, 2020

23 min read

This Cucumber.js tutorial will help you automate browser testing with Selenium & JavaScript across a cloud-based Selenium Grid of 2000+ browsers for mobile & desktop. Read now!

Rahul Rana

March 19, 2020

27 min read

Automation testing with JavaScript disabled checks how a website renders and functions once a browser's script engine is turned off, since some visitors disable it to block pop-ups and ads. In Selenium, testers set Chrome's profile.managed_default_content_settings.javascript preference or Firefox's javascript.enabled flag to false through ChromeOptions and FirefoxOptions to automate this.

Ramit Dhamija

August 29, 2019

15 min read

Learn 21 JavaScript tips on modern syntax, async code, error handling, memory leaks, the DOM, testing and cross browser support, with code examples.

Harish Rajora

May 27, 2019

27 min read

React JS has turning the tables on other javascript framework in 2018. Are you intrigued to know whether React JS will continue to dominate in 2019 as well?

Arnab Roy Chowdhury

December 21, 2018

9 min read

ReasonML is a programming language created by Facebook and released in 2017, built roughly 80 percent on top of OCaml so JavaScript developers get a familiar syntax with OCaml's strict type system underneath. It compiles down to readable JavaScript, letting teams adopt it without abandoning their existing JavaScript tooling and ecosystem.

Harish Rajora

December 17, 2018

11 min read

As a fresher, it is difficult to prepare for an interview. Here are 19 Javascript interview questions that I faced the most while applying for a job.

Arnab Roy Chowdhury

December 7, 2018

12 min read

Avoid memory leaks in JavaScript by learning how garbage collection works, the seven common causes of leaks, and how to find them with Chrome DevTools.

Nikhil

December 3, 2018

30 min read

This guide teaches how to solve JavaScript browser compatibility issues. Discover bugs and learn techniques for debugging to ensure a smooth browsing experience.

Harshit Paul

November 22, 2018

20 min read

Testing single-page AngularJS applications relies on a stack of complementary tools: Karma, the Angular team's own test runner that ships by default with the CLI and integrates with Jenkins or CircleCI, Jasmine for behavior-driven unit tests, Mocha, and Protractor for browser automation. Effective coverage combines these frameworks with cross-browser compatibility, visual regression, and accessibility testing.

Arnab Roy Chowdhury

November 1, 2018

9 min read

Legacy AngularJS (1.x) hit End-of-Life in January 2022. Learn what made it a game-changer, AngularJS vs modern Angular, and AngularJS vs ReactJS today.

Arnab Roy Chowdhury

September 28, 2018

9 min read

JavaScript runs your page on one call stack inside an engine such as V8. See how parsing, the event loop, the microtask queue, and async callbacks fit together.

Arnab Roy Chowdhury

August 10, 2018

9 min read

Cross-platform support seems to be one of the major issues faced by designers and developers worldwide. Web developers were already tackling with issues such as faster development time, code reusability, accuracy, etc, and were building robust prepackaged frameworks to help in development.

Shubham Saxena

July 26, 2018

10 min read

Debug JavaScript in the browser developer console. Open DevTools, turn on Pause on Exceptions, set breakpoints, read the call stack, and use console methods.

Arnab Roy Chowdhury

July 11, 2018

10 min read

AngularJS officially supports the two most recent versions of major browsers like Chrome, Firefox, and Safari, but only Internet Explorer 9 through 11, causing rendering and animation errors in older IE versions. Fixing these hurdles means swapping unsupported directives like style and type for ng-style and ng-attr-type, adding vendor-specific CSS prefixes, and testing across browsers before launch.

Arnab Roy Chowdhury

July 10, 2018

9 min read

React is simply a UI and functionality library for JavaScript based apps. We recently talked about ReactJS in our last post Choosing the right JavaScript framework in 2026, so in this post we would look in more detail how ReactJS helps in development of browser compatible webapps.

Robin Jangu

July 2, 2018

8 min read

Babel transpiles modern JavaScript into syntax older browsers can run. See how Babel parsing, transforms, presets and polyfills fix browser compatibility.

Robin Jangu

June 25, 2018

7 min read

Learn what causes a JavaScript ReferenceError, common triggers like undeclared variables and temporal dead zones, and how to fix each with code examples.

Saif Sadiq

April 17, 2018

5 min read

TypeError in JavaScript is thrown when you run an operation on a value of an incompatible type. Learn the common causes, real fixes, and how to prevent them.

Saif Sadiq

April 6, 2018

6 min read

Learn how to debug memory leaks in JavaScript with Chrome DevTools heap snapshots, allocation timelines, and Mark and Sweep garbage collection basics.

Robin Jangu

March 31, 2018

7 min read

Get a complete guide on script errors in JavaScript. Learn best practices to prevent, detect, and resolve errors for optimized code performance.

Deeksha Agarwal

March 29, 2018

5 min read

A RangeError in JavaScript happens from runaway recursion, a numeric method like toFixed() exceeding its range, or an invalid array length. Causes and fixes.

Robin Jangu

March 28, 2018

5 min read

Learn & understand what is Uncaught TypeError in JavaScript through this guide. Debug the Uncaught TypeError and make sure your scripts are error free.

Deeksha Agarwal

March 27, 2018

5 min read