title: Node.js: express not working?
body: <p>I installed express, and it worked just fine:</p>
  
  <pre><code>...
  npm http 200 https://registry.npmjs.org/send/-/send-0.1.4.tgz
  npm http GET https://registry.npmjs.org/fresh/0.2.0
  npm http GET https://registry.npmjs.org/range-parser/0.0.4
  npm http 304 https://registry.npmjs.org/fresh/0.2.0
  npm http GET https://registry.npmjs.org/fresh/-/fresh-0.2.0.tgz
  npm http 304 https://registry.npmjs.org/range-parser/0.0.4
  npm http GET https://registry.npmjs.org/range-parser/-/range-parser-0.0.4.tgz
  npm http 200 https://registry.npmjs.org/fresh/-/fresh-0.2.0.tgz
  npm http 200 https://registry.npmjs.org/range-parser/-/range-parser-0.0.4.tgz
  express@4.0.0 /usr/local/lib/node_modules/express
  ├── methods@0.1.0
  ├── parseurl@1.0.1
  ├── merge-descriptors@0.0.2
  ├── utils-merge@1.0.0
  ├── escape-html@1.0.1
  ├── debug@0.8.0
  ├── cookie-signature@1.0.3
  ├── range-parser@1.0.0
  ├── fresh@0.2.2
  ├── qs@0.6.6
  ├── buffer-crc32@0.2.1
  ├── cookie@0.1.0
  ├── path-to-regexp@0.1.2
  ├── type-is@1.0.0 (mime@1.2.11)
  ├── send@0.2.0 (mime@1.2.11)
  ├── accepts@1.0.0 (mime@1.2.11, negotiator@0.3.0)
  └── serve-static@1.0.1 (send@0.1.4)
  </code></pre>
  
  <p>But then i do:</p>
  
  <pre><code>express testapp
  -bash: express: command not found
  </code></pre>
  
  <p>It's as if express is not installed. What's up with that?</p>
  
  <p>Just FYI, i have OSX if that makes any difference?</p>