Part 3 of a Four-Part Guide for Experienced JavaScript Developers — In Part 2, we covered parameter deconstructions, type guards and type assertions, which are relatively simple concepts, but helped point us towards a path of thinking in TypeScript. In this Part, we will cover many useful concepts around the typing of functions, objects and classes. Function Typing We covered the basics of…

Part 2 of a Four-Part Guide for Experienced JavaScript Developers — We introduced some basic concepts of TypeScript in Part 1, but will now take our understanding to another level. The goal of this part is to make you start thinking in TypeScript. To do that, we need to understand what TypeScript is. We mentioned in Part 1 that it is…

A Four-Part Guide for Experienced JavaScript Developers — TypeScript is a programming language developed and maintained by Microsoft. It is a strict syntactical superset of JavaScript and adds optional static typing to the language. It is designed for the development of large applications and transpiles to JavaScript. In this article, we provide a succinct introduction to the language…

React Routing in 50 Lines of Code — React Router is one of the most popular React libraries, as it serves as a bridge between React’s SPA philosophy and more traditional multi page websites where links are used for navigation. I personally found React Router a bit cumbersome to use. In addition, I generally don’t like having too…

Quick Tips in Web Development — When designing presentations and websites, I often like to use circles with text contained inside. To achieve this with some basic CSS, we just have to do something like the following. .circle { background: burlywood; border: 10px solid #000; color: #000; width: 50vw; height: 50vw; font: 8.5vw Arial, sans-serif; justify-content: center; align-items: center; border-radius: 100%; text-align: center; display: flex; }

Ashok’s Bite Sized Guides — Guide #01 — JSON has become the lingua franca of data transfer across the World Wide Web. In this bite sized guide, we will introduce Swift’s Codable Protocol for encoding and decoding JSON. Conforming to the Codable Protocol is straightforward: Basic types like STRING, DOUBLE, INT, DATE, DATA or URL automatically conform to…

By Tim Urban — Mr. Urban is the author of Wait but Why, a stick-figure-illustrated blog about almost everything. He first wrote about the idea of “Depressing Math” in 2015. I have good news and bad news for you. Let’s start with the bad: a concept I call Depressing Math. Check this out: That’s…

Abridged Notes Chapter 8 of Franz CLIM User Guide — The below are abridged, very lightly modified, notes from Chapter 8 Presentation Types in Franz’s CLIM 2.2 User Guide. All credit and copyright belong to Franz and their documentation represents an excellent example of technical writing, for which I’m highly grateful for. In object-oriented programming systems, applications are built around…

Notes from Chapter 2, Object Oriented Software Construction By Bertrand Meyer — All credits for the below to Bertrand Meyer, this is just my personal notes, which are 90%+ copied word by word from his textbook Object Oriented Software Construction. This article will provide a concise listing of the criteria that makes a system object-oriented. …