⚠️ Warning: this is an old article and may include information that’s out of date. ⚠️ Earlier this year I gave a talk (slides) outlining the latest and greatest in mobile performance, including a bit of my own unscientific research into carrier latency and bandwidth thanks to boomerang.js. I realized that interest in mobile performance has exploded recently, especially with Steve Souders announcin
⚠️ Warning: this is an old article and may include information that’s out of date. ⚠️ Introduction Ever since Steve Souders started evangelizing web performance, it’s been pounded into our heads that extra HTTP requests add a lot of additional overhead, and that we should combine them if possible to dramatically decrease the load time of our web pages. The practical implication of this has been to
(note: this is based on the first iOS5 beta [9A5220p] and is subject to change on final release) It looks like there’s finally some major improvements in mobile Safari, some of which I’ve found below on my “first glance” after downloading the SDK. Chime in if you find anything yourself! Bad news first Much to my disappointment, browser-based file uploads are still not supported (input type=“file”)
⚠️ Warning: this is an old article and may include information that’s out of date. ⚠️ Introduction Those that are just setting out to learn JavaScript are typically overwhelmed by the amount of online resources to be found about learning JavaScript. Not only this, but every webpage visited presents a potential learning opportunity just by inspecting the source. However, not all resources are guara
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