DiscoverSDK Blog

Optional Chaining in JavaScript ES2020

One of the most oft-requested and important features has finally made it into JavaScript in the new ES2020 standard. It’s called “optional chaining” and it’s super useful. [...]

By Ran Bar-Zik | 1/30/2020 | General| Beginners Read More >

Functions in TypeScript — Part 2

Welcome back to functions in TypeScript. Let’s jump right back into it! [...]

By Arjun Rao | 1/27/2020 | General| Beginners Read More >

Preload Resources with HTML

When we think about how to improve a site’s performance, one of the first solutions that comes to mind is to preload the resources. For instance, if a user goes to our site’s homepage and we know that in most cases they’ll want to continue after the login, we can preload things lik [...]

By Ran Bar-Zik | 1/21/2020 | General| Beginners Read More >

Big Numbers in JavaScript

One of the best things that the new JavaScript standard ES2020 brings with it is BitInt, which allows us—finally—to work with big numbers. [...]

By Ran Bar-Zik | 1/10/2020 | General| Beginners Read More >

Delegation in Kotlin

According to Wikipedia, delegation refers to evaluating a member (property or method) of one object (the receiver) in the context of another original object (the sender). Kotlin lets us use the delegation design pattern, which we’ll demonstrate in this article. [...]

By Arjun Rao | 1/3/2020 | General| Beginners Read More >

ES2020 — Dynamic Import

A really cool new feature that’s part of the new JavaScript standard, ES2020, is dynamic import, which we can use with lazy loading (if you’re into that sort of thing). [...]

By Ran Bar-Zik | 12/17/2019 | General| Beginners Read More >

Functions in TypeScript Part 1 — Parameters

In our last TypeScript article, we looked at loops. In this article, we’ll start looking at functions in TypeScript and dive deeper into parameters in TypeScript. [...]

By Arjun Rao | 12/6/2019 | General| Beginners Read More >

Prevent phishing scams with noreferrer and noopener

In this article, we’ll look at two important HTML rel attributes that you may not be aware of: noopener and noreferrer. We’ll also look at why it’s important that they be included in every external link on your website.  [...]

By Ran Bar-Zik | 11/22/2019 | General| Beginners Read More >

JavaScript ES2020 — globalThis

The new ES2020 standard contains several important additions to JavaScript. One of the more interesting additions, which also happens to be one of the easiest to understand, is called globalThis. Sometimes, especially in test scripts (but not only!), we need to access the global scope. What’s [...]

By Ran Bar-Zik | 11/15/2019 | General| Beginners Read More >

Generics in Kotlin

As you probably know, Kotlin and Java have their similarities. One way in which this is true is how they allow for a type or method to operate on objects of various types. This is known as Generics. So in this article, we’ll take a quick look at how to implement generics in Kotlin and how deve [...]

By Arjun Rao | 11/6/2019 | General| Beginners Read More >

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