public marks

PUBLIC MARKS from dzc with tags "conception web" & performance

This year



Browser Diet

by 3 others
How to lose weight (in the browser) And what if we got together a bunch of experts who work on large sites to create a definitive front-end performance guide?



LABjs :: Loading And Blocking JavaScript

by 2 others
LABjs (Loading And Blocking JavaScript) is an open-source (MIT license) project. on-demand JavaScript loader, capable of loading any JavaScript resource, from any location, into any page, at any time. LABjs by default will load (and execute) all scripts in parallel as fast as the browser will allow. However, you can easily specify which scripts have execution order dependencies and LABjs will ensure proper execution order. This makes LABjs safe to use for virtually any JavaScript resource, whether you control/host it or not, and whether it is standalone or part of a larger dependency tree of resources. It uses an expressive, chaining API to specify which scripts to load, and when to wait ("block"), if necessary, for execution before proceeding with further execution.

The Real Performance Overhead of CSS Expressions Performance, Scalability and Architecture – Java and .NET Application Performance Management (dynaTrace Blog)

CSS expressions are a powerful (and dangerous) way to set CSS properties dynamically” … and … “The problem with expressions is that they are evaluated more frequently than most people expect”


Overcome Your Caching Conundrums [Server Side Essentials]

ealing with browser caching is a balancing act. On one hand, you aim to minimize load times and bandwidth use by ensuring that images, scripts, and style sheets are cached by your visitors; however, you still want to ensure that they’re accessing the most recent versions of all your files. In this article, I’ll show you a few methods for controlling how your site’s files are cached by browsers so you can achieve the best of both worlds: maintaining optimal performance while ensuring that any updates are seen immediately, without a hitch by all of your users.

CSS-IG - Format PNG et optimisation

by 3 others a pour thèmes principaux l'optimisation des images Web et le potentiel du format PNG (Portable Network Graphics), recommandé par le W3C. Il s'adresse aux techniciens d'interfaces Web soucieux de la performance de leur site.