easy-cache 
A simple NodeJS module to handle in-memory key/value cache.
Install
``` npm install easy-cache ```Basic usage
```javascript var cache = require('easy-cache'); cache.set('foo', 'bar'); console.log(cache.get('foo')); // 'bar' console.log(cache.size()); // 1 cache.unset('foo'); console.log(cache.get('foo')); // null console.log(cache.size()); // 0 cache.set('temporary', 'value', 100); // duration in ms console.log(cache.get('temporary')); // 'value' console.log(cache.exists('temporary')); // true setTimeout(function() { console.log(cache.get('temporary')); // null if (!cache.exists('temporary')) {console.log('Key does not exist');