Event Handling & Async Sometimes in our code, we want to call a function sometime in the future. These functions are called Callback Functions and they are typically used to handle asynchronous tasks such as reading a file or making a request to a server. We can also use callback functions to handle user…

Intermediate Function Usage In JavaScript, functions can be used just like other values. We can assign them to variables and pass them to other functions as arguments. We can pass a named function or an anonymous inline function. A typical function that takes a function as an argument is setTimeout, which is used…

What Is The DOM? The Document Object Model is essentially a Javascript representation of our HTML page. The browser creates the DOM as it reads the HTML, this allows us to interact with our HTML elements by using Javascript. …

Control Flow We can use control flow to control the execution steps of our programs. We can use conditionals and boolean operations to control the flow of our programs. Conditional are expressions that evaluate to true or false, depending on the true or false value we can execute different lines of code…

Arrays Arrays are an ordered collection of values that are numerically indexed. Arrays are useful for storing values that are part of the same group, allowing us to perform operations on multiple values at once. Arrays have properties that we can access, and methods that allow us to interact with the…

What Is JavaScript? JavaScript is one of the most widely used programming languages today. It is the language of the browser and with Node, we can also write Javascript on the server. JavaScript allows us to make our websites interactive, giving us the final piece we need to make useful web applications. Primitive Data Types JavaScript…

Too Many Screen Sizes As technology use continues to grow companies continue to create more and more screens to meet user demands. This has led to a huge variety in screen sizes that people will be viewing the web on, we want our websites to look good on all screen sizes. Instead of making…

Font Face Typography is the art and science of expressing hierarchy, brand presence, and personality. Choosing the right typography can make or break designs for websites. Serif typefaces have a small shape or projection which appears at the end of the character, typically used for long blocks of text. Sans-serif typefaces do…