I got a question from a friend of mine the other day:
Special guest post by Emily Herman, Director of Software Products.
Special guest post by LeAnn Boucher, Ranch Public Relations.
Saving data to the file system and reading it back is a pretty common operation. One of the first ways many Cocoa and iOS programmers learn to read and write are by using the convenience functions provided by
NSData, and friends.
writeToURL:atomically: for writing and
dictionaryWithContentsOfURL: for reading.
Instruments is a very cool profiling application, but it’s one of those things that’s kind of hard to write about. You can outline the features it has, create some contrived debugging situations (“oh look, I’ve introduced a memory leak where no sane person could have accidentally created one.”), and make some pretty screen shots.