singleton

• https://medium.com/@iaincollins/how-not-to-create-a-singleton-in-node-js-bd7fde5361f5#.z1tolzvb9
• The Node.js Way - Designing Singletons
  • これがいい
  • https://github.com/FredKSchott/the-node-way/blob/master/01-singleton-example.js
• http://ledsun.hatenablog.com/entry/2013/10/18/192225

tips

https://www.airpair.com/node.js/posts/top-10-mistakes-node-developers-make

HTTP server sample

実際にこのように書いてつかうことはないが、練習としてはいい

http://www.hongkiat.com/blog/node-js-server-side-javascript/