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About Debjyoti

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So far has created 76 blog entries.

Guide to install Java and latest Eclipse on Ubuntu 14.04

By |May 15th, 2015|

Reconfigure firewall of Ubuntu with UFW – uncomplicated firewall (also for EC2 instance)

By |May 14th, 2015|

Connect to EC2 instance using SSH from terminal

By |May 14th, 2015|

Setting up Amazon EC2 Ubuntu Instance (AMI)

By |May 12th, 2015|

Screen reattach on connection dropped

By |May 10th, 2015|

Google Guava Avoiding Null

By |May 10th, 2015|

Simple Hive UDF example

By |January 3rd, 2014|

Today I explored how to write your own custom UDF  in HIVE. There are two ways to create your UDF, one is  simple and the other is complex. The simple one allows you to create UDF with primitive Hadoop datatypes such as  Text, IntWritable, LongWritable, DoubleWritable, etc. extending UDF class.  For richer data types Map, List, Set you need to use the complex one extending GenericUDF class.


alias in linux to make life easier

By |January 3rd, 2014|

Xargs command in linux

By |December 28th, 2013|

Load json data in html with jquery

By |December 24th, 2013|

This post describes, how to display json data in an html file. This approach is simple, self explanatory and straight forward.

Map Reduce Exec engines: Azkaban vs Oozie (Part II)

By |December 23rd, 2013|

Map Reduce Exec engines: Azkaban vs Oozie (Part I)

By |December 12th, 2013|

Terminal/Readline Shortcuts

By |December 10th, 2013|

Testing with Mockito – JUnit and Mockito Example

By |November 28th, 2013|

How to use nerd_tree.vim?

By |November 27th, 2013|