Html5 Developer

I'm trying to learn to write more efficient CSS, particularly as I'm working with a fairly … Read more Css Child Selector Performance Vs. Class Bloat

I'm doing a little HTML5 game and, while loading my sprites at the beginning of the map, I do s… Read more Horrible Canvas Getimagedata() / Putimagedata() Performance On Mobile

I have come across this rule in YSlow for performance improvement that says that images should not … Read more Whats The Rationale Behind The Yslow Rule "don't Scale Images In Html"

What things can I do when it's necessary to show many objects and calculate position, collision… Read more How To Improve Performance With Many Objects In Game In Html5?

I am trying to calculate the least significant non-zero digit in a factorial. I have the following… Read more Least Significant Non-zero Digit Of A Factorial

Is there a tool out there to measure the actual Render time of an element(s) on a page? I don'… Read more Tool To Measure Render Time

Does the number of hidden input fields in an HTML document affect the speed of page rendering in a … Read more Number Of Hidden Inputs In Html Doc Affecting Page Rendering Speed

I'm testing various performance tweaks for a large website, and I need to quantify how long it … Read more Is There A Definitive Way To Measure "time To Paint" For Performance?