What makes for a good talk at a tech conference?
I have the pleasure of helping select the talks for a couple of the Velocity conferences this year and after looking at several hundred proposals it is clear that there are widely varying opinions from...
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Progressive JPEGs FTW!
TL;DR: Progressive JPEGs are one of the easiest improvements you can make to the user experience and the penetration is a shockingly-low 7%. WebPagetest now warns you for any JPEGs that are not...
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Measuring performance of the user experience
TL;DR: WebPagetest will now expose any User Timing marks that a page records so you can use the same custom events for your synthetic test measurement as well as your Real User Measurement (and you can...
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Android web performance testing takes a big leap forward
We've been working to bring better support for measuring web performance on mobile for a while. Michael Klepikov started out by building out a new cross-platform test agent for WebPagetest that runs...
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Updated WebPagetest "Data Center" Tour
It has been 3 years since the last tour and a lot of people have been asking if it is still hosted in my basement so it's time for an update. First, yes it is still hosted out of my basement. I did...
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