yzn https://blog.hatena.ne.jp/yzn/ yzn’s memo https://yzn.hatenadiary.org/ dev ruby rails yum install ruby* yum install rdoc yum install irb yum install rubygems gem install rails --include-dependencieshello プロジェクト作成 rails hellohello サーバの起動 ruby script/server起動確認 http://127.0.0.1:3000/ 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fyzn.hatenadiary.org%2Fentry%2F20070611%2Fp1" title=" ruby rails のインストール - yzn’s memo" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2007-06-11 00:00:00 rich https://yzn.hatenadiary.org/entry/20070611/p1 1.0 100%