Category Archives: Big Data

A Simple Spring Boot REST Wrapper over Hadoop and Hive

Running REST services in the Java world as much easy as Linux commands, has became possible by Spring Boot. I am making a data warehouse based on hadoop, sqoop, hive, hbase and a number of other big-data giants. It supposed … Continue reading

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Wrapping a Big Data warehouse platform by Spring/REST

Three months ago, my client just asked me to provide them a Hadoop based data warehouse platform. They had the experience of OLAP things and RDBMSs. Meantime they were working on a JavaScript based data visualizer.  The notified that they … Continue reading

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My Data Life

Less than a month ago I just came back to Tehran. Before it I was working in Toronto for a couple of months. There was a terrible perfect winter. For a man from middle-east, the always changing weather of Toronto … Continue reading

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Verbous Log Files

During past decades programmers almost tried to simplify complex situations by translating phenomenons into the mapped numeric or logical very abstracted models. For example in an HRMS for showing that an employee is not at her desk, we may used … Continue reading

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Accelerating JEE apps applying ANSI C and C++

Java Enterprise is very easy to learn, develop and ultimately scalable. While it is so lazy and is not a good option for developing a high-throughput platform (because of unpredictable garbage collecting  interrupts and JVM burden).  While ANSI C takes … Continue reading

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An Item-Based Recommender Engine and Business Challenges

This is four weeks that a recommender engine I’ve developed based on Apache Mahout, is under pressure by real users and testing scenarios. During the time I’ve collected a number of business requirements notified there are some business demands that … Continue reading

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What Your Visitors Are Looking For?

I am implementing a number of my ideas which are about providing big data processing and machine learning services mainly using HTTP. I just finished another one. This is an introduction to a service which helps business owners to find … Continue reading

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A Recommender Engine for Business Owners

Got a new idea and started to make it working. The matter is collaborative filtering engines, are able to recommend users (customers). I am making an Apache Mahout instance able to recommend the business owners as well. “We also need … Continue reading

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Big Data Hubs and Sample Data Sets

Here are a number of big data sets ready to download for who needs to give the machines a try: http://datahub.io/ http://www.ibmbigdatahub.com/ http://www.kaggle.com/ http://archive.ics.uci.edu/ml/ https://cwiki.apache.org/confluence/display/MAHOUT/Collections/ Persians also would enjoy this: روزنامه همشهری

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