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	<title>Tewha &#187; Software Development</title>
	<atom:link href="http://tewha.net/tag/software-development/feed/" rel="self" type="application/rss+xml" />
	<link>http://tewha.net</link>
	<description>Writings and links on iPhone and iPad programming</description>
	<lastBuildDate>Wed, 18 Apr 2012 20:26:27 +0000</lastBuildDate>
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		<item>
		<title>C99 structure initialization</title>
		<link>http://tewha.net/2010/12/c99-structure-initialization/</link>
		<comments>http://tewha.net/2010/12/c99-structure-initialization/#comments</comments>
		<pubDate>Sat, 04 Dec 2010 04:55:43 +0000</pubDate>
		<dc:creator>Steven Fisher</dc:creator>
				<category><![CDATA[Technology]]></category>
		<category><![CDATA[C99]]></category>
		<category><![CDATA[cocoa]]></category>
		<category><![CDATA[Cocoa Touch]]></category>
		<category><![CDATA[iOS Development]]></category>
		<category><![CDATA[Software Development]]></category>

		<guid isPermaLink="false">http://tewha.net/?p=1147</guid>
		<description><![CDATA[Dave Dribin (now of Apple): Fun with C99 Syntax. From May 2010, but I missed it then: C99 offers a better syntax than NSMakeRect.]]></description>
			<content:encoded><![CDATA[<p>Dave Dribin (now of Apple): <a href="http://www.dribin.org/dave/blog/archives/2010/05/15/c99_syntax/"> Fun with C99 Syntax</a>. From May 2010, but I missed it then: C99 offers a better syntax than NSMakeRect.</p>
]]></content:encoded>
			<wfw:commentRss>http://tewha.net/2010/12/c99-structure-initialization/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Xcode tip: Renaming files shared by projects</title>
		<link>http://tewha.net/2010/12/xcode-tip-renaming-files-shared-by-projects/</link>
		<comments>http://tewha.net/2010/12/xcode-tip-renaming-files-shared-by-projects/#comments</comments>
		<pubDate>Sat, 04 Dec 2010 00:24:45 +0000</pubDate>
		<dc:creator>Steven Fisher</dc:creator>
				<category><![CDATA[Technology]]></category>
		<category><![CDATA[Common Sense]]></category>
		<category><![CDATA[Intuitive design]]></category>
		<category><![CDATA[iOS Development]]></category>
		<category><![CDATA[Mac OS X]]></category>
		<category><![CDATA[Software Development]]></category>
		<category><![CDATA[Xcode]]></category>

		<guid isPermaLink="false">http://tewha.net/?p=1144</guid>
		<description><![CDATA[What if you want to rename a file that&#8217;s used in multiple Xcode projects? Well, previously I&#8217;d rename the file in one project, then open each project in series and correct broken references. But I discovered today that this is &#8230; <a href="http://tewha.net/2010/12/xcode-tip-renaming-files-shared-by-projects/">Continue reading <span class="meta-nav">&#8594;</span></a>]]></description>
			<content:encoded><![CDATA[<p>What if you want to rename a file that&#8217;s used in multiple Xcode projects? Well, previously I&#8217;d rename the file in one project, then open each project in series and correct broken references. But I discovered today that this is unnecessary. If you open all of your projects first, Xcode will fix the references across <strong>all</strong> of your open projects as you rename files in <strong>any</strong> of the projects.</p>

<p>For all I know, this has always been a feature of Xcode. But I&#8217;ve never noticed it before. So for this stunning display of common sense: Well done, Apple!</p>
]]></content:encoded>
			<wfw:commentRss>http://tewha.net/2010/12/xcode-tip-renaming-files-shared-by-projects/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Perceived complexity</title>
		<link>http://tewha.net/2010/06/perceived-complexity/</link>
		<comments>http://tewha.net/2010/06/perceived-complexity/#comments</comments>
		<pubDate>Sun, 13 Jun 2010 03:21:00 +0000</pubDate>
		<dc:creator>Steven Fisher</dc:creator>
				<category><![CDATA[Technology]]></category>
		<category><![CDATA[Software Development]]></category>

		<guid isPermaLink="false">http://tewha.net/?p=1117</guid>
		<description><![CDATA[Matt Gammell of  Instinctive Code on a developer&#8217;s perception of their software&#8217;s complexity.]]></description>
			<content:encoded><![CDATA[<p>Matt Gammell of  <a href="http://instinctivecode.com/">Instinctive Code</a> on <a href="http://mattgemmell.com/2010/06/11/perceived-software-complexity">a developer&#8217;s perception of their software&#8217;s complexity</a>.</p>
]]></content:encoded>
			<wfw:commentRss>http://tewha.net/2010/06/perceived-complexity/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>OpinionSpy</title>
		<link>http://tewha.net/2010/06/opinionspy/</link>
		<comments>http://tewha.net/2010/06/opinionspy/#comments</comments>
		<pubDate>Sat, 05 Jun 2010 17:48:21 +0000</pubDate>
		<dc:creator>Steven Fisher</dc:creator>
				<category><![CDATA[Technology]]></category>
		<category><![CDATA[mac]]></category>
		<category><![CDATA[Software Development]]></category>
		<category><![CDATA[spyware]]></category>

		<guid isPermaLink="false">http://tewha.net/?p=1112</guid>
		<description><![CDATA[The Mac Security Blog: Applications that Install OpinionSpy. Mac spyware. Not anything you&#8217;re likely to run into.]]></description>
			<content:encoded><![CDATA[<p>The Mac Security Blog: <a href="http://blog.intego.com/2010/06/01/preliminary-list-of-applications-that-install-osxopinionspy-spyware/">Applications that Install OpinionSpy</a>. Mac spyware. Not anything you&#8217;re likely to run into.</p>
]]></content:encoded>
			<wfw:commentRss>http://tewha.net/2010/06/opinionspy/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Matt Gemmell: iPad VGA output</title>
		<link>http://tewha.net/2010/06/matt-gemmell-ipad-vga-output/</link>
		<comments>http://tewha.net/2010/06/matt-gemmell-ipad-vga-output/#comments</comments>
		<pubDate>Fri, 04 Jun 2010 17:47:41 +0000</pubDate>
		<dc:creator>Steven Fisher</dc:creator>
				<category><![CDATA[Technology]]></category>
		<category><![CDATA[dock]]></category>
		<category><![CDATA[howto]]></category>
		<category><![CDATA[ipad]]></category>
		<category><![CDATA[Software Development]]></category>

		<guid isPermaLink="false">http://tewha.net/?p=1110</guid>
		<description><![CDATA[Matt Gemmell (author various open source libraries, including Twitter engine used in Twitterrific) on iPad VGA output.]]></description>
			<content:encoded><![CDATA[<p>Matt Gemmell (author various open source libraries, including Twitter engine used in Twitterrific) on <a href="http://mattgemmell.com/2010/06/01/ipad-vga-output">iPad VGA output</a>.</p>
]]></content:encoded>
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		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Benchmarking the iPad</title>
		<link>http://tewha.net/2010/04/benchmarking-the-ipad/</link>
		<comments>http://tewha.net/2010/04/benchmarking-the-ipad/#comments</comments>
		<pubDate>Thu, 22 Apr 2010 01:29:45 +0000</pubDate>
		<dc:creator>Steven Fisher</dc:creator>
				<category><![CDATA[Technology]]></category>
		<category><![CDATA[benchmarks]]></category>
		<category><![CDATA[iOS]]></category>
		<category><![CDATA[ipad]]></category>
		<category><![CDATA[iPhone]]></category>
		<category><![CDATA[Software Development]]></category>

		<guid isPermaLink="false">http://tewha.net/?p=1109</guid>
		<description><![CDATA[Craig Hockenberry (Twitterrific) benchmarks the iPad. The speed just blows away the original iPhone.]]></description>
			<content:encoded><![CDATA[<p>Craig Hockenberry (Twitterrific) <a href="http://furbo.org/2010/04/03/benchmarking-in-your-lap/">benchmarks the iPad</a>. The speed just blows away the original iPhone.</p>
]]></content:encoded>
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		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Adobe and Flash vs. Apple and iPhone</title>
		<link>http://tewha.net/2010/04/adobe-and-flash-vs-apple-and-iphone/</link>
		<comments>http://tewha.net/2010/04/adobe-and-flash-vs-apple-and-iphone/#comments</comments>
		<pubDate>Wed, 21 Apr 2010 03:05:15 +0000</pubDate>
		<dc:creator>Steven Fisher</dc:creator>
				<category><![CDATA[Technology]]></category>
		<category><![CDATA[flash]]></category>
		<category><![CDATA[hypocrisy]]></category>
		<category><![CDATA[iPhone]]></category>
		<category><![CDATA[Proprietary tools]]></category>
		<category><![CDATA[Software Development]]></category>

		<guid isPermaLink="false">http://tewha.net/?p=1107</guid>
		<description><![CDATA[Mike Chambers, in a more rational posting than the usual from Adobe employees. But I have a comments on it anyway: They want to tie developers down to their platform, and restrict their options to make it difficult for developers &#8230; <a href="http://tewha.net/2010/04/adobe-and-flash-vs-apple-and-iphone/">Continue reading <span class="meta-nav">&#8594;</span></a>]]></description>
			<content:encoded><![CDATA[<p>Mike Chambers, in a <a href="http://www.mikechambers.com/blog/2010/04/20/on-adobe-flash-cs5-and-iphone-applications">more rational posting than the usual</a> from Adobe employees. But I have a comments on it anyway:</p>

<blockquote>They want to tie developers down to <strong>their platform</strong>, and restrict their options to make it difficult for developers to target <strong>other platforms</strong>.</blockquote>

<p>(Emphasis added.)</p>

<p>I disagree strongly here. In fact, it is every bit as easy for a developer to target platforms other than iPhone as it was before. Either way, the developer has to rewrite their Objective-C application in Flash. The difference is that with Flash being able to target iPhone, previously the developer with an iPhone application could throw away their Objective-C source code.</p>

<p>But do you think any developers did? Do you think any of us examined our application, tilted our heads to one side, and declared &#8220;This is just too efficient and fast. I think I&#8217;ll throw it away and use the Flash version.&#8221;</p>

<p>Let&#8217;s be clear here: iPhone is the platform that matters to me. I have an iPhone application already. Apple is not trying to restrict what developers do on other platforms. They are <em>incapable</em> of making development on another platform harder than it is now. <em>The very idea is laughable.</em> What they can do, however, is prevent developers from cross-compiling to <em>their</em> platform.</p>

<blockquote>So, was all of the work on the iPhone packager a waste of time and resources? No, I don’t believe so. We proved that:
<ol>
<li>There is no technical reason that Flash can’t run on the iPhone</li>
    <li>Developers can create well performing and compelling content for the device with Flash</li>
</ol>
</blockquote>

<p>Here again I disagree with Mike. The Flash applications that Adobe posted to the store were universally reviled for their huge flash and memory footprint and poor performance. While Adobe proved that Flash <em>can run</em> on the iPhone, it also proved that it <em>can&#8217;t run well</em>.</p>

<p>The second point has still not been proven. What has been proven instead is that developers can create well performing and compelling content for other devices in Flash.</p>

<blockquote>However, more importantly, the teams implemented features (such as hardware acceleration and Ahead of Time compilation) that we will now be able to leverage for other devices and platforms. We have gained knowledge and experience that are being directly applied to Flash Player 10.1 and Adobe AIR 2.0 for other mobile operating systems.</blockquote>

<p>These features will help. That is true. However, these features could and should have come as a result of Flash on other mobile devices. Although these improvements will also help Flash on Mac OS X, Flash on Mac OS X has performed poorly for years. Introducing the iPhone into this thought is as good a fit as blending a steak into a strawberry milk shake.</p>

<p>If Adobe is serious about creating cross-platform applications, they took the wrong approach from the start: An Objective-C compiler that compiles to Flash would have been much more useful. But this would accomplish the opposite of what Adobe wants to do: locking developers into using Adobe&#8217;s tools. This has never been about picking open over closed, just picking Adobe&#8217;s closed over Apple&#8217;s closed.</p>

<p>(Thanks to <a href="http://www.mikechambers.com/blog/2010/04/20/on-adobe-flash-cs5-and-iphone-applications/">Daring Fireball</a>.)</p>

<p><em>Update: The first paragraph of this started out as a comment to Mike&#8217;s blog. That comment was rejected. That is the degree to which Mike believes in openness.</em></p>
]]></content:encoded>
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		<slash:comments>6</slash:comments>
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		<item>
		<title>A one day project</title>
		<link>http://tewha.net/2010/02/a-one-day-project/</link>
		<comments>http://tewha.net/2010/02/a-one-day-project/#comments</comments>
		<pubDate>Sun, 07 Feb 2010 07:39:35 +0000</pubDate>
		<dc:creator>Steven Fisher</dc:creator>
				<category><![CDATA[Technology]]></category>
		<category><![CDATA[App Store]]></category>
		<category><![CDATA[do it]]></category>
		<category><![CDATA[iOS Development]]></category>
		<category><![CDATA[Software Development]]></category>

		<guid isPermaLink="false">http://tewha.net/?p=1097</guid>
		<description><![CDATA[I started work today on an iPhone project with a friend. I figured it would take only a day to get to a reasonable 1.0. I&#8217;ve only put in about a half day on it so far, but at this &#8230; <a href="http://tewha.net/2010/02/a-one-day-project/">Continue reading <span class="meta-nav">&#8594;</span></a>]]></description>
			<content:encoded><![CDATA[<p>I started work today on an iPhone project with a friend. I figured it would take only a day to get to a reasonable 1.0. I&#8217;ve only put in about a half day on it so far, but at this point I&#8217;m pretty sure it&#8217;s actually a two day project.</p>

<p>Looked at one way, that&#8217;s a 200% estimation overflow. But more realistically, it means it was pretty small and I tackled it in the wrong way. I had to refactor some code early that I left alone for too long. I should&#8217;ve written in the right way to begin with, and I should have realized it was wrong sooner, and I should have stopped trying to make it work.</p>

<p>More pragmatically, maybe I should have known better. But, of course, I didn&#8217;t. And that&#8217;s okay! I know better now.</p>

<p>What&#8217;s my point in posting this?</p>

<p>Mostly, it&#8217;s this: <strong>iPhone development isn&#8217;t nearly as hard as I&#8217;ve made it out to be</strong>. Useful applications can actually be quite small and still be useful. Simple things are simple. When they&#8217;re not simple, it&#8217;s time to fix something.</p>

<p>I&#8217;ll post a link here when I finish the project. It&#8217;ll be a bit before I can devote another day to it. But I&#8217;m excited by its usefulness, its simplicity, and the idea of having an app in the App Store of my own.</p>
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		<item>
		<title>Apple&#8217;s Mistake</title>
		<link>http://tewha.net/2009/11/apples-mistake-2/</link>
		<comments>http://tewha.net/2009/11/apples-mistake-2/#comments</comments>
		<pubDate>Thu, 19 Nov 2009 21:22:58 +0000</pubDate>
		<dc:creator>Steven Fisher</dc:creator>
				<category><![CDATA[Technology]]></category>
		<category><![CDATA[App Store]]></category>
		<category><![CDATA[Apple]]></category>
		<category><![CDATA[iPhone]]></category>
		<category><![CDATA[Software Development]]></category>

		<guid isPermaLink="false">http://tewha.net/?p=1092</guid>
		<description><![CDATA[Paul Graham (Wikipedia article) on Apple&#8217;s Mistake, with a great comparison: What would happen if every update to Mac OS X had to go through an opaque, fickle intermediary?]]></description>
			<content:encoded><![CDATA[<p>Paul Graham (<a href="http://en.wikipedia.org/wiki/Paul_Graham">Wikipedia article</a><a>) on </a><a href="http://paulgraham.com/apple.html">Apple&#8217;s Mistake</a>, with a great comparison: What would happen if every update to Mac OS X had to go through an opaque, fickle intermediary?</p>
]]></content:encoded>
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		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Joe Hewitt</title>
		<link>http://tewha.net/2009/11/joe-hewitt/</link>
		<comments>http://tewha.net/2009/11/joe-hewitt/#comments</comments>
		<pubDate>Sun, 15 Nov 2009 05:03:55 +0000</pubDate>
		<dc:creator>Steven Fisher</dc:creator>
				<category><![CDATA[Technology]]></category>
		<category><![CDATA[App Store]]></category>
		<category><![CDATA[iPhone]]></category>
		<category><![CDATA[Software Development]]></category>
		<category><![CDATA[web]]></category>

		<guid isPermaLink="false">http://tewha.net/?p=1087</guid>
		<description><![CDATA[Joe Hewitt, creator of the iPhone Facebook application and Three20 framework, has moved back to web development. A blog post explains, placing on Apple&#8217;s App Store process without using so many words. But he makes an observation on how little &#8230; <a href="http://tewha.net/2009/11/joe-hewitt/">Continue reading <span class="meta-nav">&#8594;</span></a>]]></description>
			<content:encoded><![CDATA[<p>Joe Hewitt, creator of the iPhone Facebook application and Three20 framework, has moved back to web development. A blog post <a href="http://joehewitt.com/post/on-middle-men/">explains</a>, placing on Apple&#8217;s App Store process without using so many words. But he makes an observation <a href="http://twitter.com/joehewitt/status/5645649654">on how little it means</a> on his way out.</p>
]]></content:encoded>
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