keyboard：意思是如何配置键盘快捷键。vim，emacs，atom，sublime等都是编辑器，它们有自己特有的快捷键，默认使用VSCode的快捷键，新手就用默认。Explore Chicago Are living webcam feed to find out how the weather conditions is shaping up these days in Chicago. See what people are donning, look into the sky