## How to Code a Recursive Fibonacci Sequence

A Fibonacci Sequence is a sequence of numbers in which the first and second numbers in the sequence are 0 and 1 respectively, and additional numbers in the sequence are…

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# Programming

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How to Code a Recursive Fibonacci Sequence

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How to Code an Iterative Fibonacci Sequence

A Fibonacci Sequence is a sequence of numbers in which the first and second numbers in the sequence are 0 and 1 respectively, and additional numbers in the sequence are…

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How to do Total Order Sorting in Hadoop MapReduce

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How to Create a Custom Writable for Hadoop

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How to get Distinct Values with Hadoop MapReduce

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Hadoop – Setting Configuration Parameters on Command Line

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How to GZip a File in Java

A Fibonacci Sequence is a sequence of numbers in which the first and second numbers in the sequence are 0 and 1 respectively, and additional numbers in the sequence are…

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January 25, 2021

January 25, 2021

Being able to sort by all keys in a data set is a common need in the world of big data. Those familiar with Hive or relational databases know that…

January 25, 2021

If you have gone through other Hadoop MapReduce examples, you will have noticed the use of “Writable” data types such as LongWritable, IntWritable, Text, etc… All values in used in…

January 25, 2021

Getting the distinct values from a dataset is a very common task, and actually very easy to do in MapReduce. In psuedo code your mapper and reducer will look something…

January 25, 2021

Often when running MapReduce jobs, people prefer setting configuration parameters from the command line. This helps avoid the need to hard code settings such as number of mappers, number of…

January 25, 2021

One of the most common compression algorithms out there is gzip. Therefore you are likely to need to compress files using gzip at some time or another. Below is an…

January 25, 2021