As a React developer who has spent the last eight years building complex dashboards for logistics firms in Chicago and fintech startups in New York, I’ve often hit a wall wondering if a specific UI element actually made it to the screen. Whether you are trying to trigger an animation or verify that a data … Read more >>
Testing how functions are called within your React components is one of the most common tasks I face as a developer. In my eight years of building React applications, I’ve learned that verifying interactions is just as important as verifying the final UI output. Whether you are capturing a user’s newsletter signup or triggering a … Read more >>
In my years of building large-scale React applications, I have often encountered situations where the UI simply doesn’t reflect the underlying data changes. Usually, React handles re-rendering beautifully on its own whenever your state or props change. However, there are rare edge cases, like working with external libraries or mutable refs, where you need to … Read more >>
Building complex dashboards that allow users to resize and rearrange windows is a challenge I have faced many times over the last eight years. In my experience, users in the USA, especially those in fintech and logistics, demand interfaces that feel like a professional desktop workstation. Standard CSS grids are great, but they lack the … Read more >>
If you have been working with React for a while, you know that building a news feed is a rite of passage. It is one of those components that seems simple until you start handling real-time data. In my years of developing front-end applications, I have built dozens of these feeds. Whether it is for … Read more >>
When I first started building React applications nearly a decade ago, the transition from standard JavaScript to ES6 classes felt like a massive shift in how we structured UI logic. One of the most common patterns I’ve used daily is the export default class syntax to define and share components across an application. In this … Read more >>
I’ve often seen applications crawl to a halt because of unnecessary rerenders. It is a common frustration when a small change in a parent component triggers a full refresh of every single child, even when their data hasn’t changed. I remember working on a high-traffic financial dashboard for a New York firm where every tick … Read more >>
Throughout my years of building large-scale React applications, I’ve found that how you organize and export your components is just as important as the logic inside them. In this guide, I will show you the different ways to export components in React, using real-world examples that go beyond simple “Hello World” snippets. Whether you are … Read more >>
In my years of developing React applications, testing has always been the backbone of a reliable product. One tool I find myself reaching for constantly is jest.spyOn(). It is incredibly useful when you want to track how a component interacts with its dependencies without completely replacing them. In this tutorial, I’ll share how I use … Read more >>
Building a multi-step interface can often feel like a daunting task when you first start out with React. I remember the first time I had to build a complex checkout flow for a logistics client based in Texas; I spent hours trying to manage the state between different screens. In this tutorial, I will show … Read more >>