access里like的通配符用法是这样:“?”表示任何单一字符: “*”表示零个或多个字符: “#”表示任何一个数字 有时候用%作为通配符不行,需要用*号作为通配符select * from tablename where title like '%afish%';select * from tablename where title like '*afish*'; 这个需要在access里设置一下,把ANSI-89规范改成ANSI-92规范进入数据库[工具]-[选项],找到[表/查询]标签把
IOS7: UIApplication *app = [UIApplication sharedApplication]; // 应用程序右上角数字 app.applicationIconBadgeNumber = 99; 上面的代码可以搞定 IOS8: iOS8中设置application badge value 会抛错:Attempting to badge the application icon but haven't received permission from the user
报错:Access restriction: The method decodeBuffer(String) from the type CharacterDecoder is not accessible due to restriction on required library Access restriction: The constructor BASE64Decoder() is not accessible due to restriction on required librar
异常: Access restriction: The method typeNameToClass(String) from the type ObjectHandler is not accessible due to restriction on required library 解决方法: 这是eclipse设置问题,eclipse默认把这些受访问限制的API设成了ERROR,只要把 Windows-Preferences-Java-Complicer-Errors/Warnings 里