$ docker run --rm -it --user node node:7.9-alpine ash $ cd /home/node $ yarn add express $ node -i > const express = require('express'); > const app = express(); > app.listen(80, () => { console.log('listen on port 80'); }); Server { ~ 割愛 ~ maxHeadersCount: null } > Error: listen EACCES 0.0.0.0:80 at Object.exports._errnoException (util.js:1050:11) at exports._exceptionWithHostPort (util.js:1073:2
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