Cary Millsap has a great paper out – Thinking Clearly About Performance. It has reminded me how critical details can be in measuring performance, throughput, response time, efficiency, skew and load.
The beauty of this paper isn’t that it has some magical new technique, quite the opposite actually. The methods talked about are solid, [...]

Although I link to various sites when something interesting comes up, I haven’t done a good job of recommending people and blogs to follow. Time to fix that.
Kicking off my recommended reading list is the High Performance Web Sites blog by Steve Souders. I’ll make this very simple, if you do web development [...]

There was a question on the Utah PHP user group email list recently that went something like this: is calling count() on an array once and storing the result in a variable better/faster than calling count() multiple times?
I’d always thought that if you were going to need the count of an array more than [...]

A recent Think Vitamin article, The Definitive Guide to GET vs POST, mentioned something that I hadn’t seen before about XMLHttpRequest (XHR). Their Rule #4 states:

When using XMLHttpRequest, browsers implement POST as a two-step process (sending the headers first and then the data). This means that GET requests are more responsive – something you [...]