SwiftUI and Node.js Full Stack - Build Twitter - iOS 16 - Like Tweet

This video tutorial explains how to add a like functionality to tweets. It covers creating an endpoint, implementing the logic to add user IDs to a tweet's likes array, and testing the feature using Postman. The tutorial also discusses handling errors and ensuring users can only like a tweet once.

What is the main goal of the video tutorial?

• To display images of tweets

• To add like functionality to tweets

• To create a new tweet model

• To implement a search feature

Which HTTP request method is used to like a tweet?

• PUT

• DELETE

• GET

• POST

Why is authentication necessary for liking a tweet?

• To ensure the user is logged in

• To allow multiple likes from the same user

• To track the number of likes

• To prevent unauthorized access

What is checked before adding a user's ID to the likes array?

• If the tweet is posted by the user

• If the tweet is already liked by the user

• If the tweet is older than a week

• If the tweet has more than 100 likes

What happens if a user tries to like a tweet they have already liked?

• The tweet is deleted

• An error message is returned

• The like is added again

• The user is logged out

How is the success of the like operation communicated to the client?

• By logging the user out

• By redirecting to the homepage

• By sending a 'post has been liked' message

• Through a status code of 404

What tool is used to test the like functionality?

• Visual Studio Code

• Postman

• GitHub

• Docker