Tutorials on Svelte

This article dives deep into the realm of micro-frontends, with a particular emphasis on the Qwik Framework. This article also explores why Qwik may be a superior choice for managing micro-frontends compared to its counterparts like React, Angular, Vue, and Svelte. Micro-frontends represent an…

SEO is a critical element for any online platform's success. As SEO gained momentum, web development technologies like React, Angular, Vue, and Svelte had to integrate SEO into their core structure. However, there is a technology designed from scratch to incorporate SEO principles into its core…

In this article, we will create a data visualization that displays the ratio of Dunkin’ Donuts locations to Starbucks locations (by state) using D3 and Svelte. Which of America’s largest coffee chains keeps your state awake and ready for the 9-5 workday?

In this article, we will create a data visualization that animates the changes in the stargazer counts of popular front-end library/framework GitHub repositories over the past 15 years. Which front-end libraries/frameworks currently dominate the web development landscape? Which front-end libraries/frameworks used to dominate web development landscape?

In this article, we will create a data visualization that displays the frequency of words in the lyrics of a song under the Billboard Hot 100 list, Vampire, by Olivia Rodrigo, using D3 and Svelte. Which words do you think catapult a song to the Billboard Hot 100 list?

SvelteKit is a serverless-first framework for building high-performance, web applications with Svelte. Newcomers to Svelte can think of SvelteKit as Next.js or Nuxt.js, but for Svelte. First announced in October 2020, SvelteKit entered public beta in March 2021 and is the successor of Sapper, a now…

To get a better understanding of what Svelte brings us, it helps to step back and look at how we got here: Back in the 90s, in the original version of the web, there was only HTML. Browsers displayed static documents without any interactivity. The only way to get updated information, was by…

Disclaimer - If you are unfamiliar with the Context API in Svelte applications, then please read this blog post before proceeding on. You must understand the limitations of the Context API to better understand stores and how they address those limitations. For components in a Svelte application to…

Disclaimer - If you are unfamiliar with props in Svelte applications, then please read this blog post before proceeding on. You must understand the limitations of props to better understand the Context API and how it addresses those limitations. For components that need to share data to lower-level…

Each component of a client-side application contains internal state that encapsulates its own data, which determines the component's behavior and stores business-related data for rendering. When composing many components into a multi-level hierarchy, components must communicate data and coordinate…

In Svelte, a component's beforeUpdate lifecycle method is called before the component is updated as a result of a state change. When the component receives new prop values or has its local state modified, the component's beforeUpdate lifecycle method is called before any updates to the DOM are…

In Svelte, a component's onMount lifecycle method is called after the first time the component has been rendered to the DOM. For example, if you have a component that is wrapped within an {# if} block, then when this block's conditional statement is fulfilled, the component will be mounted to the…

In Svelte, a component's onDestroy lifecycle method is called before the component is removed from the DOM. For example, if you have a component that is wrapped within an {#if} block and it is currently rendered to the DOM, then when this block's conditional statement evaluates to false, the…

In Svelte, a component's afterUpdate lifecycle method is called after the component is updated as a result of a state change. When the value of any of a component's props and variables changes, the component's beforeUpdate lifecycle method is executed prior to any DOM updates being made in response…

Single-page applications (SPAs) provide user experiences that mirror those on desktop/mobile applications. Navigating from one page to the next no longer requires waiting for the browser to fully refresh the page on each transition, which keeps users engaged and productive. Because only a single…

Modern applications involve many DOM manipulations. Components (and elements) are constantly being removed, added, updated, etc. to deliver incredible user experiences and/or to optimize performance. Sometimes, you may need to execute code when a component is added (such as automatically focusing…