使用Windows power shell maven导入jar包报错：
The goal you specified requires a project to execute but there is no POM in this directory (F:\download\jar). Please verify you invoked Maven from the correct directory. -> [Help 1]
解决方法：
win+r 在运行窗口输入cmd，进入jar包所在目录，执行相同命令即可
mvn install:install-file 报错 no POM in this directory