目录1. 正文1.1下载和安装软件1.2 了解miniconda常用指js令1.3 开始安装opencv1.3.1第一步安装python1.3.2第二步pip和conda换源1.3.3安装opencv和matplotlib等库1.3.4最后安装jupyter lab：2.跑你的第一个opencv代码
I want to create an attached property of type ObservableCollection<Notification> and bind it to a property of the same type on the DataContext.
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