Home » Author Archives: Piyas De (page 2)

Author Archives: Piyas De

Piyas is Sun Microsystems certified Enterprise Architect with 10+ years of professional IT experience in various areas such as Architecture Definition, Define Enterprise Application, Client-server/e-business solutions.Currently he is engaged in providing solutions for digital asset management in media companies.He is also founder and main author of "Technical Blogs(Blog about small technical Know hows)" Hyperlink - http://www.phloxblog.in

Expandable List in Android

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Today we are going to discuss ExpandableListView in Android. Here I’ve used Eclipse with ADT plugin to build this example. The example is straightforward. Create a new Android Application Project in your workspace. Extend your main Activity from ExpandableListActivity. For your reference please find the following code :           package com.example.expandablelistviewdemo; import android.app.ExpandableListActivity; import android.content.Context; import android.os.Bundle; ...

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Setting up Apache Hadoop Multi – Node Cluster

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We are sharing our experience about Apache Hadoop Installation in Linux based machines (Multi-node). Here we will also share our experience about different troubleshooting also and make update in future. User creation and other configurations step - We start by adding a dedicated Hadoop system user in each cluster.       $ sudo addgroup hadoop $ sudo adduser –ingroup hadoop ...

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Running Map-Reduce Job in Apache Hadoop (Multinode Cluster)

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We will describe here the process to run MapReduce Job in Apache Hadoop in multinode cluster. To set up Apache Hadoop in Multinode Cluster, one can read Setting up Apache Hadoop Multi – Node Cluster. For setting up we have to configure the hadoop with the following in each machine: Add the following property in conf/mapred-site.xml in all the nodes ...

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