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Monthly Archives: February 2010
Roger Ebert
Ok, Ebert. I enjoy a lot of Roger Ebert’s writing. I don’t always agree with his take on film, and don’t much care for his politics, but I think he’s a pretty good writer. And far be it from me … Continue reading
Posted in Jack Handy
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Full Text Search (Demo)
I’ve been talking about Full-Text Search (FTS) for a while; today I just want to present a working demo. Here is a complete Xcode project that will build a simple “Notes” style app with integrated FTS. Performance is pretty acceptable; … Continue reading
Posted in iPhone
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Valentine
Trivia: Almost nothing is known of the St. Valentine commemorated on 14 February. Cesare Borgia was also known as Duke Valentine.
Posted in Jack Handy
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Sliding Keyboards
Today I’m going to present a workaround for a slightly obscure but still annoying problem on the iPhone. Let me begin by quoting myself: If you create a view controller, put a UITextView inside a table cell in that controller’s … Continue reading
Posted in iPhone
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Full Text Search (Part 7)
A word about the BEGINSWITH operator of NSPredicate: “Caution”! I was using this operator to drive iterative prompting while developing my Full-Text Search (FTS) demo, and found its performance unsatisfactory.
Posted in iPhone
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Full Text Search (Part 6)
Heretofore, I’ve been working with an “OR” implementation of Full-Text Search (FTS). This sort of implementation takes one or more keywords, and returns all the objects which match one or more of them. I’d been avoiding an “AND” implementation (which … Continue reading
Posted in iPhone
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Full Text Search (Part 5)
Today I’m going to post minor revisions to some earlier Full-Text Search (FTS) code. These changes address index construction.
Posted in iPhone
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