On unsafe CPOW usage, and “why is my Nightly so sluggish with e10s enabled?”

If you’ve opened the Browser Console lately while running Nightly with e10s enabled, you might have noticed a warning message – “unsafe CPOW usage” – showing up periodically. I wanted to talk a little bit about what that means, and what’s being done about it. Brad Lassey already wrote a bit about this, but I wanted to expand upon it (especially since one of my goals this quarter is to get a handle on unsafe CPOW usage in...

pxlnv.com pxlnv.com

Apple Watch’s First Quarter

Daisuke Wakabayashi, in a Wall Street Journal article entitled “What Exactly Is an Apple Watch For?”: When Apple Inc. started developing its smartwatch, executives envisioned a state-of-the-art health-monitoring device that could measure blood pressure, heart activity and stress levels, among other things, according to people familiar with the matter. But none of those technologies made it into the much-anticipated Apple Watch,...

planetmariadb.org planetmariadb.org

‘Indexing’ JSON documents for efficient MySQL queries over JSON data - Peter Zaitsev

MySQL meets NoSQL with JSON UDFI recently got back from FOSDEM, in Brussels, Belgium. While I was there I got to see a great talk by Sveta Smirnova, about her MySQL 5.7 Labs release JSON UDF functions. It is important to note that while the UDF come in a 5.7 release it is absolutely possible to compile and use the UDF with earlier versions of MySQL because the UDF interface has not changed for a long time. However, the UDF should still...