Hooked on DTrace, part 4
iOS MacI lied. Sorry. I thought this dive into DTrace would be a three-parter, but here’s a part 4, on static probes, suggested in a...
Hooked on DTrace, part 3
iOS MacAs you’ve seen before, DTrace can give you a huge amount of visibility into the guts of your computer. You saw the syscall...
Hooked on DTrace, part 2
iOS MacThe other day I was chatting with one of my colleagues at the Ranch and he asked me where I get my blog ideas....
Hooked on DTrace, part 1
iOS MacThis is the first of a four-parter. You can find the other parts here: two, three, four
Monsters from the id
iOS MacSometimes things aren’t as simple as they appear. One of my former students was asking what id * meant. This seemed straightforward enough, but...
Hijacking for Fun and Profit
iOS MacLast fall I took a week off to escape from the world. I assigned myself three tasks for that time: disappear and recover...
dispatch_once upon a time
iOS MacGrand Central Dispatch, a.k.a libdispatch and usually referred to as GCD, is a low-level API known for performing asynchronous background work. dispatch_async is its...
iOS developers: Free resource for learning to develop Windows Store apps
iOSDid you know that Microsoft sold more than 40 million Windows 8 licenses in just one month? Now that’s a big market in need...
An Objective-C Literal Subtlety
iOS MacUpdate: In the time since this blog post was published, the compiler behavior demonstrated has been remedied in the version of clang accompanying Xcode...
Rectangles, Part 1
iOS MacGeometry is everywhere in modern programming. We have to know how to deal with points, sizes, and rectangles. Back in the old days we’d...
Fast Enumeration, part 3
iOS MacFast Enumeration, part 1 covered what fast enumeration is. Part 2 covered the method countByEnumeratingState, which is the centerpiece of fast enumeration. This...
Fast Enumeration, part 2
iOS MacFast Enumeration, part 1 covered what fast enumeration is, NSEnumeration a bit, and introduced adopting fast enumeration in your own classes by doing a...
