Objective: Classification of data objects based on a predefined knowledge of the objects is Data Mining. The subject is very vast and it generates curiosity when it comes to the classification of data which reveals unexpected patterns and relationships amongst the data. The patterns and relationships can be used as a base for future decision making for new product development and genera selections.  With this idea, I have started Twitter Wall project. My idea is simple get tweets from Twitter API parse them and run one of data mining method (Map-Reduce).   Technologies :Node.js, Ajax, MongoDB