1、How to hide reference counts in VS2013?
Tools--> Options --> Text Editor --> All Languages --> CodeLens
http://*.com/questions/17847927/how-to-hide-reference-counts-in-vs2013
right click on "x reference". Context menu "CodeLens Options" will appear, saving all the navigation headache
2、点击任一文件时不弹开预览文件
工具-->选项-->环境-->选项卡和窗体-->预览选项卡-->取消勾选