Welcome to the MDN beginner's JavaScript course! In this article we will look at JavaScript from a high level, answering questions such as "What is it?" and "What can you do with it?", and making sure you are comfortable with JavaScript's purpose. ...
A HashSet is a data structure that stores data in an unordered fashion, using a hash function to map each data item to a unique key. This allows for fast
It resolves whenever all of the promises finished working, that is, became either fulfilled or rejected. It resolves to an array that contains both the status of the promise and what it resolved to (or an error).Thus, allSettled is never rejected. It's either pending, or resolved....
I didn’t even go into changes in frameworks (Ember , Backbone , Angular , React ) or how we structure asynchronous programming (Callbacks, Promises, Iterators, Async/Await). But those have all churned relatively regularly over the years. The most interesting thing about having a language where...
Election voting and national polls: Smart contracts could facilitate a prediction model that checks if elected officials stick to their campaign promises and reward their supporters when they do.Contractor payment: Onboard individuals or even other companies as subcontractors and pay them on an independ...