qiita.com sudo apt-get install nodejs Installing Node.js via package manager | Node.js curl -sL https://deb.nodesource.com/setup_10.x | sudo -E bash - sudo apt-get install -y nodejs sudo npm install -h loopback-cli

qiita.com $ cat /etc/redhat-release CentOS Linux release 7.5.1804 (Core) $ archx86_64 $ sudo vi /etc/yum.repos.d/mongodb-org-4.0.repo [mongodb-org-4.0]name=MongoDB Repositorybaseurl=https://repo.mongodb.org/yum/redhat/$releasever/mongodb-o…