Using the latest version of Firefox in Travis CI

A quick tip. If you're running karma tests via Firefox on Travis CI by default the Firefox version used is quite old (31 at time of »

Firefox sees Charles Proxy CA certificate as expired

Update: This is no longer relevant the issue has been fixed with a Charles update. Using current versions of Firefox with Charles Proxy you might run »

Proxying connections from FFOS with Charles

After my post on Live debugging with Charles, Nick Desaulniers asked if I knew if it was possible to proxy device traffic via Charles. I didn't, »

Firefox: Fixing "sync encountered an error…" on OSX

I was trying to get sync up and running between multiple FF versions I kept getting a message saying: sync encountered an error while syncing: Unknown »

Using Charles proxy to debug live code

We had an interesting bug today on our Marketplace development server where the new Firefox Accounts (FxA) integration we're working on didn't work correctly under FFOS »