Home

iOS 注意事项 显示相关 1. UITableView + 透明背景 满屏滑动时会使tabbar变色, 顶部加了个UIImageView后就好了 XCode 报错 1. Command CompileAssetCatalog failed with a nonzero exit code Xcode -> Preferences -> Locations -> DerivedData 删除 ModuleCache.noindex clean 重新build Reference

file 操作 os os.path.split // 分割路径和文件名 os.path.splittext // 分割文件名和文件后缀 os.path.join // 合并路径和文件名 os.rename // 移动文件或则修改文件名 os.listdir // 获取文件夹下所有文件名 Reading and Writing open and close f = open('workfile', 'w') f.closed with open('workfile') as f: read_data = f.read() read f.read() f.readline() write f.write() other f.tell() 获取当前位置 ...

iOS ipa 使用Apple Configurator 2下载IPA包 // IPA包保存路径 ~/Library/Group Containers/K36BKF7T3D.group.com.apple.configurator/Library/Caches/Assets/TemporaryItems/MobileApps/ 自定义URL Scheme URL types URL identifier URL Schemes URL Scheme跳转 配置LSApplicationQueriesSchemes, 跳转第三方URL Scheme 需要配置允许 NSURL* amapUrl = [NSURL URLWithString:@”ule...

iOS 数据类型及转换 Reference

iOS UICollectionView UICollectionView UICollectionReusableView UICollectionViewCell [_myCollection registerNib:[UINib nibWithNibName:@"XPDMainMyHeaderCRV" bundle:nil] forSupplementaryViewOfKind:UICollectionElementKindSectionHeader withReuseIdentifier:@"XPDMainMyHeaderCRV"]; [_myCollection registerNib:[UINib nibWithNibName:@"XPDMainMyCell" bund...

UView Layer 设置圆角 // 四个角 view.layer.cornerRadius = 15; view.layer.masksToBounds = YES; // 全部裁剪(包括子view, 包括当前view的阴影) // 设置指定角 if (@available(iOS 11.0, *)) { _taskCardTopV.layer.cornerRadius = 10; _taskCardTopV.layer.maskedCorners = kCALayerMinXMinYCorner | kCALayerMaxXMinYCorner; } else { UIBezierPath *pathTaskCardTopV = [UIBezie...

UIScrollView 先设置约束 在Xcode 11, ScrollView 提供了Content Layout Guide 和 Frame Layout Guide, 默认打开 , 可以在Size Inspector中关闭Content Layout Guides Content Layout Guide 和 Frame Layout Guide Frame Layout guide: 需要设置与父视图的约束 position (x, y) and size (width, height) Content Layout guide: 需要设置内容的大小约束 1. 拖个UIView到UIScrollView中, View到Content Layout gu...

UINavigationController 背景设置 # ios 13 前 self.navigationBar.barTintColor = C_THEME_2;//#2266EF; self.navigationBar.backgroundColor = C_THEME_2; self.navigationBar.titleTextAttributes = [NSDictionary dictionaryWithObject:[UIColor whiteColor] forKey:NSForegroundColorAttributeName]; self.navigationBar.tintColor = [UIColor whiteColor]; self.navigatio...