wsjisji

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： def main(): arr= (5,2,1,83,491,3,45,21,56,235,61,36,13,4,643,123,64) list = [] for node in arr: end = len(list) start = 0 medium = end // 2 if 0 != end: while True: if node > list[medium]: start = medium + 1; ... 阅读全文

摘要： 同时使用AND和OR运算符的SQL语句Sample如下：SELECT * FROM Persons WHERE (FirstName='Thomas' OR FirstName='William')AND LastName='Carter'; 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

摘要： 通知MediaStore扫描某个文件: private void scanSingleFile(String filePath) { if (filePath == null) { return; }// broadcast to scan file boolean bmnt = Environment.getExternalStorageDirectory().getPath() .startsWith("/mnt"); bmnt = mDownloadDestination ... 阅读全文

摘要： 转自：http://fonter.iteye.com/blog/474526Canvas 作为绘制文本时，使用FontMetrics对象，计算位置的坐标。它的思路和java.awt.FontMetrics的基本相同。FontMetrics对象它以四个基本坐标为基准，分别为：・FontMetrics.top・FontMetrics.ascent・FontMetrics.descent・FontMetrics.bottom该图片将如下Java代码PainttextPaint=newPaint(Paint.ANTI_ALIAS_FLAG);textPaint.setTextSize(35);text 阅读全文

摘要： @Override protected void onDraw(Canvas canvas) { Paint paint = new Paint(); paint.setTextSize(50); paint.setAntiAlias(true); paint.setColor(Color.WHITE); Path path = new Path(); path.addCircle(200, 200, 100, Direction.CCW); canvas.drawTextOnPath("d... 阅读全文