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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
How to Ensure Code Only Runs in the Browser in Next.js
How to ensure your code is only run on the client when using a full-stack JavaScript framework such as Next.js or Remix.
Don't Bake Spacing into React Components with Tailwind CSS
A simple strategy to make React components more reusable when working with Tailwind CSS.
Make Your Code DRY: Don't Repeat Yourself!
Learn about the DRY software design pattern to make your code more maintainable and reusable.
Backend

How to Sort by Geo Distance Using Bounding Boxes in Algolia
How to support geo-filtering with a minimum and maximum radius.
Output Relationships as Nested JSON with PostgreSQL
Use Knex.js to fetch table relationships as structured JSON with a single PostgreSQL query.
Why I Regret Switching from Elasticsearch to Algolia
Roadblocks my team stumbled upon using Algolia in a large-scale production app.
Next.js
Run Cypress Tests against Vercel Preview Deployments
Learn how to use GitHub Actions to run Cypress tests against Vercel deployments.
Blur Placeholder Images with Next.js and mdx-bundler
Get that "blur-up" effect we used to love in Gatsby.
High-Order Functions for Reusable Middleware in Next.js
Don't repeat yourself. Use high-order functions to build reusable code in your Next.js backend.
Software Engineering
Prefer Returning Objects to Literal Types
A simple mental framework to make your APIs more flexible and less likely to break consumers.
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.
React.js
How to Use Headless UI's Combobox with Async Data
Learn how to create an autocomplete component that works with your backend.
When to Create Custom React Hooks
Find out common scenarios when you should use custom React hooks.
Let's Build a Color Palette Generator
How to build a color palette generator and deploy it to GitHub Pages.
JavaScript
Introducing JavaScript's Pipe Operator
Functions on functions on functions. Improve your code with JavaScript's pipe operator.
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.
How to Create Themes with Tailwind CSS and React
Use CSS variables to leverage client-side theming with Tailwind CSS and React.js.
Tailwind CSS
Don't Bake Spacing into React Components with Tailwind CSS
A simple strategy to make React components more reusable when working with Tailwind CSS.
Learn Flexbox With Tailwind CSS and React
Master CSS Flexbox with Tailwind CSS.
How to Override Styles with Tailwind CSS Typography
Do you need to override styles using the `prose` class? Try this.
TypeScript
Golang for JavaScript Developers
Are you a JavaScript developer interested in learning Golang? This is the article for you.
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.
CSS
How to Create Themes with Tailwind CSS and React
Use CSS variables to leverage client-side theming with Tailwind CSS and React.js.
Blur Placeholder Images with Next.js and mdx-bundler
Get that "blur-up" effect we used to love in Gatsby.
Learn the Box Model with Tailwind CSS
Learn the box model—a concept fundamental to CSS—using Tailwind CSS.
Testing
TDD and Unit Testing with Jest
Learn the basics of writing unit tests and practicing test-driven development with examples in TypeScript.
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.
How to Find Dead Links with Cypress Testing Library
You don't want your users to hit a 404 when they click one of your links. Let's fix that.
SEO
Improve SEO with Social Sharing Cards
Find out how to get an image and metadata to show up when sharing your link on Facebook, Twitter, and other social media sites.
Dynamic Sitemap with Next.js and Supabase
How I use Next.js getServerSideProps with Supabase to generate a sitemap on demand.
Supercharge SEO with Schema.org Schema Markup
Tell search crawlers about your site with Schema.org JSON-LD markup.
Headless UI
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 Use Headless UI's Combobox with Async Data
Learn how to create an autocomplete component that works with your backend.
How to Make Headless React Notifications in TypeScript
Managing notifications' state does not have to be hard. Learn how to create notifications with ease.
Gatsby.js
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.
Supercharge SEO with Schema.org Schema Markup
Tell search crawlers about your site with Schema.org JSON-LD markup.
Google Analytics Events with Gatsby and TypeScript
How I use TypeScript to track Google Analytics events in Gatsby.js.