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What are best practices that you use when writing Objective-C and Cocoa? [closed]
...hink about in a class? That is especially true in an environment like the iPhone.
3.5) In table cells, make every element (including the cell itself) opaque for performance. That means setting the appropriate background color in everything.
3.6) When using an NSURLConnection, as a rule you may we...
C++中判断文件、目录是否存在的几种方法 - C/C++ - 清泛网 - 专注C/C++及内核技术
C++中判断文件、目录是否存在的几种方法在我们平时的编程时，经常需要判断文件或者目录是否存在，相对来说判断文件的存在性比较简单，目录则比较复杂。下面就详细的介绍几种方法。...在我们平时的编程时，经常需要判断...
Xcode 5 & Asset Catalog: How to reference the LaunchImage?
...t~ipad.png
LaunchImage.png
LaunchImage@2x.png
LaunchImage-800-667h@2x.png (iPhone 6)
LaunchImage-800-Portrait-736h@3x.png (iPhone 6 Plus Portrait)
LaunchImage-800-Landscape-736h@3x.png (iPhone 6 Plus Landscape)
LaunchImage-1100-Portrait-2436h@3x.png (iPhone X Portrait)
LaunchImage-1100-Landscape-243...
从源代码剖析Mahout推荐引擎 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...efDataModel: 用户ID，物品ID (UserID,ItemID)，这种方式表达用户是否浏览过该物品，但并未对物品进行打分。
4. 相似度算法工具集
相似度算法分为2种
基于用户(UserCF)的相似度算法
基于物品(ItemCF)的相似度算法
1). 基于用户(Us...
C++并发编程（中文版） - 文档下载 - 清泛网 - 专注C/C++及内核技术
...8
9.2.1 启动和中断另外一个线程… 258
9.2.2 检测一个线程是否被中断… 260
9.2.3 中断一个条件变量等待… 260
9.2.4 中断一个std::condition_variable_any变量… 263
9.2.5 中断其他阻塞调用… 265
9.2.6 处理中断… 266
9.2.7 在应用中中断后台...
How to save picture to iPhone photo library?
...possibly from the camera, possibly not) to the system photo library on the iPhone?
15 Answers
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Change name of iPhone app in Xcode 4
I want to change the name which is displayed below the app icon on the iPhone screen.
I use Xcode 4 and I have one target with keys:
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iPhone Simulator suddenly started running very slow
I have been working on an app in iphone simulator for a number of weeks and it has been running well up until now, but all of a sudden has begun running very slow both when loading content and animations. I have not made any changes to my code since I last tested it successfully.
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iPhone app signing: A valid signing identity matching this profile could not be found in your keycha
I'm pulling my hair out over this. I just downloaded the iPhone 3.0 SDK , but now I can't get my provisioning profiles to work. Here is what I have tried:
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Reading ePub format
I am trying to develop an iPhone application to read ePub files. Is there any framework available to develop this? I have no idea about how to read this file format. I tried to parse a sample file with .epub extension using NSXML Parser, but that fails.
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