PUBLIC MARKS with tag speed

Your website is slow, but the backend is fast. How do you diagnose performance issues on the frontend of your site? We'll discuss everything involved in constructing a webpage and how to profile it at sub-millisecond resolution with Chrome Timeline, Google's flamegraph-for-the-browser.

MessagePack is an efficient binary serialization format. It is faster and smaller than JSON. Implementations are available in dozens of languages.

This is the nginx port of mod_pagespeed.

A great explanation on how to make the android emulator a little bit faster. Or a little less sucking, a question of point of view!

An auto-refresh for the browser when a file gets changed on the filesystem

Optimisation du code JavaScript, du poids des pages, des requêtes-réponses... La conférence Velocity Europe d'O'Reilly a fait la part belle aux enjeux de performance Web.

Page Speed Online analyzes the content of a web page, then generates suggestions to make that page faster. Reducing page load times can reduce bounce rates and increase conversion rates

It's an interesting time to be working on the frontend now. We have new technologies such as HTML5, CSS5, Canvas and WebGL; all of which greatly increase the possibilities for web application development. The world is our oyster! However, there's also another trend I've noticed. Web developers are still stuck in the request/response mindset. I call it the 'click and wait' approach - where every UI interaction results in a delay before another interaction can be performed. That's the process they've used their entire careers so it's no wonder most developers are blinkered to the alternatives. Speed matters; a lot. Or to be precise, perceived speed matters a lot. Speed is a critical and often neglected part of UI design, but it can make a huge difference to user experience, engagement and revenue.

boomerang is a piece of javascript that you add to your web pages, where it measures the performance of your website from your end user's point of view. It has the ability to send this data back to your server for further analysis. It allowsto measure the round-trip time, bandwith usage and latency.

Test the load time of a web page

How hawks see the world. Fascinating!

One of the first benchmarks of Hiphop PHP. Where it is said to be 200x times faster than PHP as an Apache module for massive Singleton or Static calls.