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Month: March 2016

Configuring Trash in HDFS

Trash Configuration in Hadoop
Apache Hadoop Provides a trash feature. Trash feature is very helpful for Hadoop Administrators in case of accidental deletion of files and directories. If trash is enabled and a file or directory is deleted, the file is moved to the .Trash directory in the user’s home directory instead of...
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Arduino vs Raspberry Pi

arduino-vs-raspberry-pi
Do you want to develop a project and are confused which one to use? Arduino or Raspberry Pi? Well then this Blog should be of help to you. Through this blog, I will try to explain the basic difference between Arduino and Raspberry Pi. Arduino Arduino boards are micro-controllers,...
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Everything You Need to Know About Raspberry Pi

Introduction-to-raspberry-pi
Programming is used everywhere. Electronics devices, smartphones, gaming, software, etc. Any and every piece of technology involves programming these days. Raspberry Pi is one of the hot technologies that involves programming and are an integral part of our lives. Let’s begin with a small introduction to Raspberry Pi: What...
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Everything You Need to Know About Arduino

Introduction-to-Arduino
Arduino is an open-source prototyping platform used for building electronics projects. It consists of both a physical programmable circuit board and a software, or IDE (Integrated Development Environment) that runs on your computer, where you can write and upload the computer code to the physical board. Arduino was born...
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Quick Way to Convert XML to JSON using Map Reduce

XML-TO-JSON-USING-MAPREDUCE
In this post, we will be discussing how to convert data in XML format to JSON format using Hadoop Map Reduce. Note: In order to convert XML to JSON using this procedure, your XML data should be in proper record format. Java Map Reduce Program [crayon-57bf5ab8903c2896085601/] Let’s have a...
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Understanding Big Data

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Introduction to Big Data This blog is about Big Data, its meaning and applications prevalent currently in the industry. It’s an accepted fact that Big Data has taken the world by storm and has become one of the popular buzzword that people keep pitching around these days. Eric Schmidt,...
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5 Ways To Keep Your Child Entertained This Summer

Tech summer camp
Summer vacations are no longer same. Our childhood days of summer vacations were pretty simple and lazy – watching television, fighting over ice creams, playing cricket match, sleeping till late, going for family trips. That’s it! But, this 24X7 connected gen no longer gets excited over such lazy holidays....
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Configuring Rack Awareness on Hadoop Using Centos

Rack Awareness in Hadoop
This blog gives you information about Rack Awareness in Apache Hadoop. HDFS block placement uses rack awareness for fault tolerance by placing one block replica on a different rack. This ensures data availability during network switch failure or a partition within the cluster. Rack awareness is very helpful in...
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Introduction to Menus in Android

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This Blog gives you the information about the different Menu types and how to create menus in different Android versions. Let us now talk about Menus. Menus are user interface component used in many types of applications. To provide a familiar user experience, you should use the Menu APIs...
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