And more JavaScript links, tutorials, and projects of the week.
| Fixing Memory Leaks in Web Applications — When the front-end became more dynamic, part of the bargain was that front-end developers would have to deal with “a new class of problems that don’t really exist in the server-rendered world”.. including avoiding memory leaks on 101 different types of client device. Here’s an introduction to client-side memory leaks and how to begin investigating them. Nolan Lawson |
| TypeScript 3.8 Released — The latest version of TypeScript (the JS ‘superset’ with static type support) is with us and introduces support for ES private fields, export * as .., top-level await, and more, all demonstrated in detail in this release post. Daniel Rosenwasser (Microsoft) |
| Get Best in Class Error Reporting for Your JavaScript Apps — Time is money. Software bugs waste both. Save time with Bugsnag. Automatically detect and diagnose errors impacting your users. Get comprehensive diagnostic reports, know immediately which errors are worth fixing, and debug in minutes. Try it free. Bugsnag |
| A Guide to console Commands — Yes, this topic has been done before, but this is truly the most thorough article I’ve seen on the topic. If console.log is as far as you’ve gone before, this is quite the journey. Travis Almand |
| Find a Dev Job Through Vettery — Vettery is completely free for job seekers. Make a profile, name your salary, and connect with hiring managers from top employers. Vettery |
ℹ️ If you're interested in running a job listing in JavaScript Weekly, there's more info here. | ▶ Wes Bos Demonstrates Cloudflare Workers — Workers is Cloudflare’s ‘run JavaScript code at the edge’ service (though it also supports Rust, C and C++ now). This is a good, practical introduction to a common use case and worth watching if you want to use JavaScript to process in-flight HTTP requests. Wes Bos |
| Make Your Own DevTools? — How creating DevTools specific for your own app can be a way to improve your productivity. I could see this catching on! Kent C Dodds |
| Introducing the Page Visibility API — Modern browers generally handle page visibility stuff on their own nowadays, but you can do a little more with the API, which has excellent browser support. John Au-Yeung |
| Reactivity in Vue 2 vs Vue 3 — This goes into quite some depth though it’s only for Vue developers or anyone generally curious about how to implement reactivity in JavaScript. Marina Mosti |
| How to Make a Simple JavaScript Quiz — Although there are tools available to do this sort of thing, this raw step-by-step process might be a way to learn a variety of coding techniques. Yaphi Berhanu & James Hibbard |
| Moving from React to Ember in 2020 — There’s not a lot of detail here but it’s interesting to see someone make this choice and the reasons for it. Despite a lack of React-level buzz, Ember remains a solid choice for building apps if you lean into its advantages. John Rodkey |
| Destiny: A 'Prettier' for File Structures — Scans a folder’s contents, creating a graph based on how the JS/TS files import each other, moving files as needed, then builds a “prettified” file structure. Not sure I’m a fan but it’s an interesting idea. Ben Awad |
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