In this episode of Syntax, Wes and Scott answer coding questions posed by ChatGPT like what’s the difference between rem and em in CSS, the difference between a callback function and a promse in Node, what are Fastify plugins, and more!
Show Notes
- 00:19 The premise for this Stump’d
- 05:46 Scott’s weekend story
- 09:36 What is the difference between a for loop and a while loop in JavaScript?
- 11:11 What is the difference between the “em” and “rem” units in CSS, and when would you use each of them?
- 13:15 What is the difference between a callback function and a promise in Node.js?
- 14:57 In JavaScript, what is the difference between a function declaration, a function expression, and an arrow function, and how do they affect the concept of hoisting?
- 18:39 How do you define a custom scalar type in GraphQL?
- 21:30 With Deno, can you provide an example of an experimental API that requires the “–unstable” flag and explain its purpose?
- 26:59 What’s the difference between a div and a span?
- 28:01 What is aspect ratio?
- 29:07 If it’s not supported by all browsers, how could you maintain aspect ratio?
- 30:11 Can you explain the purpose of the beforeUpdate lifecycle function in Svelte, and provide a simple use case for it?
- 32:33 What is the difference between unknown and any in TypeScript, and when should each be used?
- 34:42 In TypeScript, what is a mapped type, and how can you use it to create a new type that makes all properties of an existing type optional?
- 36:21 What are Fastify plugins, and how can they be used to extend the functionality of a Fastify application?
- 37:57 In React, what is the purpose of the React.memo higher-order component, and how does it help improve the performance of a functional component?
- 39:53 How would you create a custom HTML element that is styled with CSS and has dynamic behavior using JavaScript?
- 41:57 What is the Intersection Observer API, and how can you use it to implement infinite scrolling in a web application?
- 49:00 SIIIIICK ××× PIIIICKS ×××
××× SIIIIICK ××× PIIIICKS ×××
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