Blog | Kent C. Dodds

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TypeScript Function Syntaxes

typescript, functions, type definitions, type declarations, function type annotations

The syntax for various functions and function types in TypeScript with simple examples.

Listify a JavaScript Array

javascript, typescript, nice list, comma delineated list, Intl, Intl.FormatList

Make a human readable list from an array in JavaScript.

Build vs Buy: Component Libraries edition

components, react, angular, vue, business, oss

Some things to think about before you decide to create your own component library.

Using fetch with TypeScript

fetch, typescript, javascript, http

How to make HTTP requests with fetch and TypeScript

Wrapping React.useState with TypeScript

typescript, useState, as const, as expression, type casting, tuples

How to make a custom hook that wraps useState with TypeScript properly

Define function overload types with TypeScript

typescript, javascript, functions

Have your JS expressiveness and type it too.

2020 in Review

An overview of what I accomplished in 2020 and a bit about my goals for 2021.

Business and Engineering alignment

business, mission, migrating, tech debt, react, testing

How to convince "the business folks" to let you do what you want.

Hi, thanks for reaching out to me 👋

How to get help from Kent

useEffect vs useLayoutEffect

react, javascript, react hooks

The simple rules for when to use each.

Oh? You wanna scroll do you? Rendering all the posts...