O’Reilly Velocity Conference – Amsterdam

My favorite front-end conference has always been O'Reilly's Velocity Conference because the conference series has focused on one of the most undervalued parts of client side coding: speed. So often we're so excited that our JavaScript works that we forget that speed, efficiency, and performance are just as important.
The next Velocity event is coming up in Amsterdam, October 28-30. The best code speed conference is coming to one of the best cities in the world. Exciting stuff but what's better than a David Walsh Blog discount?!
20% Discount with 20DWalsh
Registration for Velocity Amsterdam is open! Register early for the best price on tickets and reserve your spot to learn all about web performance, DevOps, continuous delivery and more. Use code 20DWALSH to save 20% in addition to best price!
![fetch API]()
One of the worst kept secrets about AJAX on the web is that the underlying API for it, XMLHttpRequest, wasn't really made for what we've been using it for. We've done well to create elegant APIs around XHR but we know we can do better. Our effort to...
![How to Create a RetroPie on Raspberry Pi – Graphical Guide]()
Today we get to play amazing games on our super powered game consoles, PCs, VR headsets, and even mobile devices. While I enjoy playing new games these days, I do long for the retro gaming systems I had when I was a kid: the original Nintendo...
![Flext: MooTools Auto-Growing Textrea Plugin]()
A while back David Walsh published a list of
7 MooTools Plugins You Should Use on Every Website
which included 'AutoGrow' a text area expander plugin. 'AutoGrow' is very similar in results to the class I wrote for Education.com, Flext. I decided to release this...
![Flexbox Equal Height Columns]()
Flexbox was supposed to be the pot of gold at the long, long rainbow of insufficient CSS layout techniques. And the only disappointment I've experienced with flexbox is that browser vendors took so long to implement it. I can't also claim to have pushed flexbox's limits, but...