LogoJuan Manuel Allo Ron

Vanilla javascript posts

Vanilla javascript posts by Juan Manuel Allo Ron
A pattern formed with the null word

Tip: Watch out for null in default params

Jun 4, 2020
Defaults in function parameters is a feature that simplified my code a lot. But there is one caveat that we need to be aware of! Let’s start with an example:
Image Slideshow example

Lazy loading images with Intersection Observer

May 26, 2020
Images play a huge role in loading performance. Websites loading tons of images upfront can be paying a high price in terms of user experience…

Weekly Digest #1

Mar 22, 2020
Best practices on JavaScript modularity: when to use named exports, how to group code and what to avoid. Check JavaScript Module Best Practices.

@2023 Juan Manuel Allo Ron. All Rights reserved