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Most viewed
Headless UI Transitions
Transitions in Tailwind Lab's Headless UI library made simple.
How to Use Headless UI's Combobox with Async Data
Learn how to create an autocomplete component that works with your backend.
How to Fix Bottom Padding for iOS Mobile Browsers
How to dynamically add extra bottom padding on mobile devices using CSS.
Most loved
How to Create Themes with Tailwind CSS and React
Use CSS variables to leverage client-side theming with Tailwind CSS and React.js.
Headless UI Transitions
Transitions in Tailwind Lab's Headless UI library made simple.
How to Add Google Adsense Ads to a Next.js App
Get paid for your content. Learn how I add Google Adsense ads to a Next.js app.
Frontend
When to Create Custom React Hooks
Find out common scenarios when you should use custom React hooks.
Improve Accessibility with Semantic HTML
Learn how to make your site more accessible with semantic HTML.
Don't Bake Spacing into React Components with Tailwind CSS
A simple strategy to make React components more reusable when working with Tailwind CSS.
Backend
Functional vs Imperative in Java
Are you taking a performance hit by using streams over loops? Let's find out.

How to Sort by Geo Distance Using Bounding Boxes in Algolia
How to support geo-filtering with a minimum and maximum radius.
Building a Mental Model Around JavaScript Promises
Promises can be tricky to understand. I'll demystify promises and show you how you can leverage them to make your apps faster.
Next.js
Blur Placeholder Images with Next.js and mdx-bundler
Get that "blur-up" effect we used to love in Gatsby.
How to Make Headless React Notifications in TypeScript
Managing notifications' state does not have to be hard. Learn how to create notifications with ease.
Run Cypress Tests against Vercel Preview Deployments
Learn how to use GitHub Actions to run Cypress tests against Vercel deployments.
Software Engineering
Why You Should Stop Using Booleans
Learn when you shouldn't use booleans as a property type.
Learn the API Gateway Pattern
Learn about the API Gateway software design pattern.
Prefer Returning Objects to Literal Types
A simple mental framework to make your APIs more flexible and less likely to break consumers.
React.js
Refactoring State Machines from useEffect to useReducer
How I used useReducer can simplify state machine logic.
How to Create Themes with Tailwind CSS and React
Use CSS variables to leverage client-side theming with Tailwind CSS and React.js.
Learn Flexbox With Tailwind CSS and React
Master CSS Flexbox with Tailwind CSS.
JavaScript
JavaScript Class Array Method Error Fix
If you're passing a method on a class to an array method, you better make it a higher-order function to avoid a "this is undefined" error.
Golang for JavaScript Developers
Are you a JavaScript developer interested in learning Golang? This is the article for you.
When to Create Custom React Hooks
Find out common scenarios when you should use custom React hooks.
Tailwind CSS
How to Create Themes with Tailwind CSS and React
Use CSS variables to leverage client-side theming with Tailwind CSS and React.js.
How to Learn CSS Fast
CSS can be a struggle to learn. Tailwind CSS was the framework that made CSS concepts stick.
Learn the Box Model with Tailwind CSS
Learn the box model—a concept fundamental to CSS—using Tailwind CSS.
TypeScript
Google Analytics Events with Gatsby and TypeScript
How I use TypeScript to track Google Analytics events in Gatsby.js.
Prefer Returning Objects to Literal Types
A simple mental framework to make your APIs more flexible and less likely to break consumers.
How to Create Themes with Tailwind CSS and React
Use CSS variables to leverage client-side theming with Tailwind CSS and React.js.
CSS
How to Learn CSS Fast
CSS can be a struggle to learn. Tailwind CSS was the framework that made CSS concepts stick.
How to Fix Bottom Padding for iOS Mobile Browsers
How to dynamically add extra bottom padding on mobile devices using CSS.
Learn the Box Model with Tailwind CSS
Learn the box model—a concept fundamental to CSS—using Tailwind CSS.
Testing
Run Cypress Tests against Vercel Preview Deployments
Learn how to use GitHub Actions to run Cypress tests against Vercel deployments.
How to Find Broken Images with Cypress Testing Library
You don't want your users to have to read the alt tag because your image didn't load. Let's fix it.
TDD and Unit Testing with Jest
Learn the basics of writing unit tests and practicing test-driven development with examples in TypeScript.
SEO
Supercharge SEO with Schema.org Schema Markup
Tell search crawlers about your site with Schema.org JSON-LD markup.
Dynamic Sitemap with Next.js and Supabase
How I use Next.js getServerSideProps with Supabase to generate a sitemap on demand.
Improve Accessibility with Semantic HTML
Learn how to make your site more accessible with semantic HTML.
Headless UI
How to Make Headless React Notifications in TypeScript
Managing notifications' state does not have to be hard. Learn how to create notifications with ease.
How to Use Headless UI's Combobox with Async Data
Learn how to create an autocomplete component that works with your backend.
How to Create Themes with Tailwind CSS and React
Use CSS variables to leverage client-side theming with Tailwind CSS and React.js.
Gatsby.js
Supercharge SEO with Schema.org Schema Markup
Tell search crawlers about your site with Schema.org JSON-LD markup.
How to Host a Gatsby Site on AWS with Terraform
Deploy S3, CloudFront, Route53 (and more) infrastructure with Terraform to host your Gatsby.js website.
How to Deploy a Gatsby Site to AWS with GitHub Actions
Use Terraform and GitHub Actions to build a CI/CD pipeline for your Gatsby project.