Read the following JavaScript code and try to spot any mistakes: const favorites = { tracks: [], totalLength: 0, }; function addToFavorites({ title, artist, album, length }) { favorites.tracks.add({ title, artist, album, length }); favorites.totalLength = favorites.totalLength + track.length; } const track = { title: 'Bohemian Rhapsody', artists…

If you want to get an idea about what TypeScript is and how it could help you, this article is for you, my friend. I have collected 9 important facts you should know about TypeScript. The ones I noted when I first started learning the language. I hope they will…

No, seriously now, why did you become a software engineer? Was it the beauty of the algorithms? The intelligence of the design patterns? The mysteriously blinking lights in server rooms? The revolution of technology and how it improves our lives? The happiness to see other people react to your creations…

Declarative programming makes your code more concise, easier to read and reason about and reduces side effects. Procedural and object-oriented are forms of imperative programming, which implements algorithms in explicit steps. React embraces functional programming which is a form of declarative programming. You describe what the program must accomplish for…

Redux is a tiny Javascript library that manages the state of your application in a more consistent and practical way. Think state as a repository in the memory which stores data from a database, an api, the local cache, a UI element in the screen like a form field and…