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Posts by John Graham-Cumming

Experimenting with mozjpeg 2.0

Published on by John Graham-Cumming.

One of the services that CloudFlare provides to paying customers is called Polish. Polish automatically recompresses images cached by CloudFlare to ensure that they are as small as possible and can be delivered to web browsers as quickly as possible. We've recently rolled out a new version of

Courage to change things

Published on by John Graham-Cumming.

This was an internal email that I sent to the CloudFlare team about how we are not afraid to throw away old code. We thought it was worth sharing with a wider audience. Date: Thu, 10 Jul 2014 10:24:21 +0100 Subject: Courage to change things From: John Graham-Cumming

Making code better with reviews

Published on by John Graham-Cumming.

In the past we've written about how CloudFlare isn't afraid to rip out and replace chunks of code that have proved to be hard to maintain or have simply reach end of life. For example, we wrote a brand new DNS server and replaced our old