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                        /SVG实现Tooltip气泡效果

npm install -g less之前必须安装node.js???

老师在课上怎么直接就能npm install -g less

我在window上不行或者可以在编辑器上安装less???

新手不太懂，望解决谢谢

qq_隔壁龙叔叔_0

2016-07-19

源自：SVG实现Tooltip气泡效果 2-2

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maomaoyu123
2017-02-21

npm install -g less出现以下错误，npm config set proxy null也没有用怎么破

npm ERR! Error: connect ECONNREFUSED
npm ERR!

   at errnoException (net.js:878:11)
npm ERR!    at Object.afterConnect [as oncomplete] (net.js:869:19)
npm ERR! { [Error: connect ECONNREFUSED]
npm ERR!  code: 'ECONNREFUSED',
npm ERR!  errno: 'ECONNREFUSED',
npm ERR!  syscall: 'connect' }
npm ERR!
npm ERR! If you are behind a proxy, please make sure that the
npm ERR! 'proxy' config is set properly. See: 'npm help config'