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Modeling Permissions as Types in Typescript

TypeScript makes it easy to eliminate potential sources of error. We’ve been using some simple techniques to do this with permissions checking.

TypeScript

Using Typescript Types Generated from OpenAPI Schemas

Are you thinking of generating your TypeScript types from an OpenAPI schema? Here are some issues to consider before doing so.

TypeScript

A Pattern for Type-Safe REST API Requests in TypeScript

How we brought some niceties like schema checking and auto-complete to a REST API. These helpers allowed us to validate responses from the server during development

TypeScript

Quick Next.js + GraphQL Integration via API Routes

A guide to getting a lightweight GraphQL server up and running in your Next.js app via API routes.

TypeScript

Three Reasons to Use Yarn in 2020 (and Beyond)

Even with improvements to NPM, Yarn still provides compelling reasons to choose it. And I believe it's only going to keep getting better.

TypeScript

Achieve Project-Wide Type Checking with TypeScript and Visual Studio Code

Visual Studio Code is a perfect editor for TypeScript, but it doesn't support project-wide type-checking out of the box. Luckily, you can add it to your own TypeScript project.

TypeScript

A Case for Props Drilling in React with TypeScript

In our case, the combination of props drilling and TypeScript’s safety and editor support allowed for a simpler, more bug-proof development experience.

TypeScript

Ergonomic TypeScript Generics with Higher-Order Functions

It can be difficult to design generic functions that are easy to use. Higher-order functions can help you keep unnecessary type parameters out of the way.

TypeScript

Helper Functions for Testing a PostgreSQL Database

Writing tests for a node.js server? You should test the database too. Here are a few helper functions for testing a postgres database, using knex.

TypeScript

BLOBs with Knex and PostgreSQL

An example of how to use the pg-large-object package with Knex to allow for streaming Large Objects from a PostgreSQL database in a Node.js program.

TypeScript

Enforcing Compile-Time Permission Checking with TypeScript Brands

Checking user permissions is vital to any app with different roles and access. Use TypeScript branded types to enforce permission checks during development.

TypeScript

Discriminated Unions in GraphQL and TypeScript

A brief walkthrough of setting up a discriminated union (or tagged union) type in TypeScript and GraphQL, and how to query/resolve that type.

TypeScript

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