软件概览
如果是Mac 10.6 或 iOS 4.0 之前的平台可以利用 PLBlocks 這個project得以支援Block語法。
Plausible Blocks (PLBlocks) provides a drop-in runtime and toolchain for using blocks in iPhone 2.2+ and Mac OS X 10.5 applications. Both the runtime and compiler patches are direct backports from Apple's Snow Leopard source releases.
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扫描wifi信息： http://code.google.com/p/uwecaugmentedrealityproject/ http://code.google.com/p/iphone-wireless/ 条形码扫描： http://zbar.sourceforge.net/iphone/sdkdoc/install.html tcp/ip的通讯协议： http://code.google.