I was having problems in the Twitter app, with it stealing 100% CPU and upsetting WindowServer. Here’s how I discovered what the problem was.
Identical code using system_profiler to look up the firmware version number worked in two apps but failed in a third. The solution was obscure.
It’s actually even easier to browse the unified log and discover what is going wrong with a reproducible problem. Here’s how.
Simply the best development environment, which now has superb support for AppleScript Objective-C. At half the price too.
SIP protects your Mac from rogue KEXTs too, and prevents tools from attaching to protected processes.
Since upgrading OS X, a single website has stopped working. How can I fix it?