NodeJS interesting tutorials

Here is a list of interesting node.js tutorials:

• http://www.mariocasciaro.me/dependency-injection-in-node-js-and-other-architectural-patterns
• http://stackoverflow.com/questions/10306185/nodejs-best-way-to-pass-common-variables-into-separate-modules
• http://programmers.stackexchange.com/questions/74272/the-importance-of-design-patterns-with-javascript-nodejs-et-al
• http://howtonode.org/why-use-closure
• http://www.codemag.com/Article/1407041
• http://thejeffchao.com/blog/2013/09/26/an-alternative-node-dot-js-configuration-management-pattern/
• http://innofied.com/node-js-best-practices/