摘要：对象不释放是因为引用记数没有清零的原因导致的。而引用计数没有清零就是retain和release没有配对。现在介绍一种方案可以很直观地调查出这种问题：继承对象的retain & release接口，Debug查看retain 和 release的调用情况，check是否有retain却没有release的操作. 阅读全文

摘要：最近做了一个项目，支持Android和ios两个平台。这个项目中会用到一些简单的Socket通信，所以就有机会接触到了Android和ios两个平台的Socket实现。现在将android和ios的Socekt做一些总结：Android://建立Socket连接public boolean connect() throws IOException { LogUtils.LOGI(TAG, "Conect to socket in "); // Close socket first. close(); if (null == mContro... 阅读全文

摘要：typedef enum { UIViewContentModeScaleToFill, UIViewContentModeScaleAspectFit, // contents scaled to fit with fixed aspect. remainder is transparent UIViewContentModeScaleAspectFill, // contents scaled to fill with fixed aspect. some portion of content may be clipped. UIViewConten... 阅读全文

摘要：Overview: Social FeaturesThere are three ways you can share to social media sites:TheUIActivityViewControllerclass allows your app to provide several services in context, one of which would be posting content to social media sites.TheSLComposeViewControllerclass is targeted more to social media site 阅读全文

摘要：IOS 获取 Camera roll里的图片 or 视频。-(void)getImgs{ dispatch_async(dispatch_get_main_queue(), ^{ NSAutoreleasePool *pool = [[NSAutoreleasePoolalloc] init]; ALAssetsLibraryAccessFailureBlock failureblock = ^(NSError *myerror){ NSLog(@"相册访问失败 =%@", [myerror localizedDescription]);... 阅读全文

摘要：//初始化:UIActivityIndicatorView* indicator = [[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 50, 50)];//设置显示样式,见UIActivityIndicatorViewStyle的定义indicator.activityIndicatorViewStyle = UIActivityIndicatorViewStyleWhiteLarge;//设置显示位置[indicator setCenter:CGPointMake(self.frame.size.width / 阅读全文

摘要：今天开始了集成Dropbox的任务。注册Dropbox 开发者帐号等在这里不冗术。在将Dropbox framework导入到项目工程的过程中，我遇到了如下dumplicate symbols defined 的问题，通过在项目中搜索重复的关键字，我发现原来我们项目中有和Dropbox使用相同的文件，另外我们项目中有一个库，库中也有这个文件Base64Transcoder.h。解决办法是将我们项目中Base64Transcoder.h & .m文件删除，将Dropbox中的DBBase64Transcoder.h & .m文件改名为Base64Transcoder.h & 阅读全文