Given the boom of web development libraries and frameworks, choosing the right ones for the project can be a daunting task. In this article, a brief comparison of two most commonly used JavaScript toolsets – jQuery and AngularJS – is provided. Round-Trip vs Single-Page Applications As Adam Freeman describes in his book Pro AngularJS [27], […]
A couple of weeks ago I received the Myo Armband from Thalmic Labs and decided to connect it to my Lego Mindstorms EV3 and do my own proof of concept of this new technology. So I built a truck that can be controlled wirelessly with hand gestures. Following is a brief description of the project, […]
This article takes you through an example how to query, transform and visualize data from social media. We are going to collect tweets from twitter, store them in HDFS (Hadoop distributed file system) and use JAQL and Java MapReduce application to manipulate and transform the data. Finally, we will visualize the results using a spreadsheet-style […]
Jaql is one of the languages that helps to abstract complexities of MapReduce programming framework within Hadoop. It’s a loosely typed functional language with lazy evaluation (it means that Jaql functions are not materialized until they are needed). Jaql’s data model is based on JSON Query Language, it’s a fully expressive programming language (compared to […]