From the blog
Improved Error Logging by the Angular AOT Compiler
For the years, one of the biggest pains in Angular was debugging, particularly because of the error messages coming from the compiler. The biggest challenge was missing stack trace of where the actual error occured. Ivy improved it a lot and now gives us the line number too. Read about the improvement in this article.
RxJS: The Unexpected
In this article we'll look at some interesting and often unexpected behavior of common RxJS operators like withLatestFrom, toArray, takeUntil and others.
The how and why on React's usage of linked list in Fiber
This article explores the main the work loop in React's reconciler implementation known as Fiber. It compares and explains the differences between browser's call stack and the implementation of the stack in React's Fiber architecture.
From the web
The Anatomy of a Frame
This article is a bit old but probably one of the most authoritative explanations of how a browser renders a frame, what's involved in shipping pixels to screen and what fires when and why. If you've always wondered where exactly the code you put into requestAnimationFrame is executed definitely give this article a read.
Observables, Reactive Programming, and Regret
A very good article from Ben Lesh on how Observables fit into Reactive Programming and RxJS. He explains how Observables are not RxJS with RxJS just being a library of functions built around observables, not the other way around. The article also outlines a few things that could have been done to make this distinction more evident.
This is a very technical document outlining the deficiencies of using TypeScript in projects like webservers where extreme performance is required. This story might be interesting for developers working on tooling or library code using TypeScript as the main language.
The deep dive podcast
Episode 2: Builders, schematics and Nx plugins with guest
Builders and schematics originally came from the Angular CLI, but can be used outside of Angular project, for example as plugins to the Nx CLI. Santosh Yadav tells us about his experience with creating builders and how they are related to schematics and Nx plugins.
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The Deep Dive #9
Demystifying Angular's router scroller, React animations with React-Spring and the state of RxJS with v7
The Deep Dive #8
Angular's push pipe, React as a black box and Cypress release with improved network stubbing support