TypeScript Weekly

Issue #97 — June 3, 2019

Announcing TypeScript 3.5

TypeScript 3.5 has been released, bringing with it speed improvements, the Omit helper type, improved type checking for excess properties, smarter union type checking, and more.

Daniel Rosenwasser

Strict Null Checking Visual Studio Code

A major engineering effort that the VS Code team recently completed: enabling TypeScript’s strict null checking in the entire codebase.

Matt Bierner


A collection of common type patterns in TypeScript. You’ll learn a thing or ten about the type system by going through these examples!

Joon Ho Cho

Watch, Don’t Stare!

How to bring down TypeScript’s CPU usage when using watch mode.

John Reilly

Interfaces vs. Types

Type declarations using interface vs. type: similarities, differences, and when to use which.

Pawel Grzybek