taigou https://blog.hatena.ne.jp/taigou/ tragicomedy https://taigou.hatenadiary.org/ ruby rack % ruby -v ruby 1.8.7 (2008-08-11 patchlevel 72) [i686-darwin9.6.0] % gem list --local | grep rack rack (0.9.1) で、hello_rack.rbは require 'rubygems' require 'rack' class HelloRack def call(env) req = Rack::Request.new(env) Rack::Response.new.finish do |res| res.write "<h2>Rack Environment Variables</h… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftaigou.hatenadiary.org%2Fentry%2F20090309%2F1236588247" title="Rack::Lint::LintError - tragicomedy" 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 2009-03-09 17:44:07 rich https://taigou.hatenadiary.org/entry/20090309/1236588247 1.0 100%