NSBlog

Friday Q&A Skips a Week

Fri, 19 Mar 2010 22:01:00 GMT

Due to the unfortunate actions of a large, shadowy government conspiracy, there will be no Friday Q&A this week. I plan to resume the regular schedule next week. Sorry to disappoint, but check back next Friday.
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Friday Q&A 2010-03-12: Subclassing Class Clusters

Fri, 12 Mar 2010 18:51:00 GMT

Welcome to another chewy edition of Friday Q&A. This week, Gwendal Roué has suggested talking about the techniques of subclassing class clusters.
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Friday Q&A 2010-03-05: Compound Futures

Fri, 05 Mar 2010 13:53:00 GMT

Welcome back to another thrilling edition of Friday Q&A. This week I want to extend my discussion from last week about futures, and talk about compound futures, an extension to the basic futures system that I developed previously.
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Friday Q&A 2010-02-26: Futures

Fri, 26 Feb 2010 18:19:00 GMT

Welcome back to another shiny edition of Friday Q&A. Guy English suggested taking a look at implementing futures in Objective-C using blocks, and for this week's post I'm going to talk about the futures implementation that I built.
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Friday Q&A 2010-02-19: Character Encodings

Fri, 19 Feb 2010 22:15:00 GMT

It's another Friday and another Friday Q&A. For this week's post, Joshua Pokotilow has suggested that I talk about character encodings, so I want to give a basic tour of just what a character encoding is, how it works, and useful details about common encodings.
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Friday Q&A 2010-02-12: Trampolining Blocks with Mutable Code

Fri, 12 Feb 2010 18:20:00 GMT

Welcome to another edition of Friday Q&A, where deep technical talk and complete insanity combine! This week, I'm going to take a quick break from my usual reader-driven format and talk about a little toy I built earlier in the week, an adapter between blocks and more traditional function-pointer-based callback systems.
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Friday Q&A 2010-02-05: Error Returns with Continuation Passing Style

Fri, 05 Feb 2010 18:36:00 GMT

The Earth has moved 6.9 degrees around the Sun since my last post, which means it's time for another edition of Friday Q&A. This 6.9-degree segment, Guy English has suggested that I talk about the use of continuation passing style to simplify error returns in Objective-C code.
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Friday Q&A 2010-01-29: Method Replacement for Fun and Profit

Fri, 29 Jan 2010 19:00:00 GMT

It's that time of the week again. For this week's Friday Q&A Mike Shields has suggested that I talk about method replacement and method swizzling in Objective-C.
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Friday Q&A 2010-01-22: Toll Free Bridging Internals

Fri, 22 Jan 2010 16:57:00 GMT

It's been a week, and once again, it's time for a Friday Q&A. For this week's edition, I'm going to talk about how toll-free bridging works, a topic suggested by Jonathan Mitchell.
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Friday Q&A 2010-01-15: Stack and Heap Objects in Objective-C

Fri, 15 Jan 2010 21:58:00 GMT

Welcome to another Friday Q&A. I survived my travel and am (just barely) ready to write another exciting edition. This week's topic comes from Gwynne, who asked why Objective-C only uses heap objects, and no stack objects.
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Friday Q&A 2010-01-08: NSNotificationQueue

Fri, 08 Jan 2010 07:21:00 GMT

It's that time of the week again. No, it's not just time to go get drunk, but time for Friday Q&A! This week's topic, suggested by Christopher Lloyd of Cocotron (a really neat open source project that lets you write Objective-C/Cocoa code for non-Mac platforms like Windows), is NSNotificationQueue, a little-known, poorly-understood, but handy Foundation class.
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Friday Q&A 2010-01-01: NSRunLoop Internals

Fri, 01 Jan 2010 10:43:00 GMT

It's the first Friday of the new year, and that means it's time for the first Friday Q&A of 2010. This week, I'm taking Dave DeLong's suggestion of talking about NSRunLoop internals.
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Friday Q&A 2009-12-18: Highlights From a Year of Friday Q&A

Fri, 18 Dec 2009 11:18:00 GMT

It's hard to believe that it's been a full year (minus a day) since my first Friday Q&A. It's become more successful than I thought possible, and many kind and obviously deluded people have said great things about it to me. Since I'm feeling lazy this week, I thought I'd pull up some highlights from the past year rather than write anything new.
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Rogue Amoeba Is Hiring

Fri, 18 Dec 2009 06:54:00 GMT

As some of you already know, I work for Rogue Amoeba, and it just so happens that we're hiring.
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Friday Q&A 2009-12-11: A GCD Case Study: Building an HTTP Server

Fri, 11 Dec 2009 23:58:00 GMT

It's time for another wintry edition of Friday Q&A. From the comfort of your toasty-warm homes, you can read about building an HTTP server using Grand Central Dispatch, a topic suggested by Steven Degutis.
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Friday Q&A 2009-12-04: Building Standalone iPhone Web Apps

Fri, 04 Dec 2009 19:29:00 GMT

Welcome to another edition of Friday Q&A. This week I'm going to talk about building standalone iPhone web apps, web apps that have an icon on the home screen, and which start a separate program when tapped, just like native apps, a topic suggested by Mike Shields.
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Friday Q&A 2009-11-27: Using Accessors in Init and Dealloc

Fri, 27 Nov 2009 16:32:00 GMT

It's Black Friday, and that means it's time for another Friday Q&A. Today I'm going to talk about the use of accessors in Objective-C init/dealloc methods, a topic suggested by Jon Trainer.
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Friday Q&A 2009-11-20: Probing Cocoa With PyObjC

Sat, 21 Nov 2009 02:44:00 GMT

It's another Friday and time for another Friday Q&A. This week, fellow Amoeba Jeff Johnson suggested talking about using Cocoa from the command line using Python and PyObjC.
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Deconstructing Apple's Copyright and Trademark Guidelines

Tue, 17 Nov 2009 02:08:00 GMT

It's well known that every member of the official iPhone developer program is bound by Apple's iPhone SDK agreement. What seems to be much less well known is that the agreement also binds developers to follow Apple's "Copyright and Trademark Guidelines", which add a huge list of restrictions to what an iPhone developer can and cannot do.
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Friday Q&A 2009-11-13: Dangerous Cocoa Calls

Fri, 13 Nov 2009 20:38:00 GMT

It's another Friday, and so time for another Friday Q&A. This week, Quentin Carnicelli (one of the guys who signs my paychecks) suggested that I talk about dangerous API calls in Cocoa.
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