Dealing with Threads in Android

An Android application uses its Main Application Thread ( also known as the UI thread), to perform most of the callbacks in the application. Therefore, an overload in the Main thread leads to an “Application Not Responding” (ANR) error.

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Passing data between activities in Android using Intents

Passing data between Activities in Android is pretty simple than you think with the use of Intent. Intent As the name implies, Intent is “an intention to do something”.  An intent can be used in several use cases.

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How Android works

Introduction to Android Android is an Open source Operating system, specifically designed for mobile applications which is developed by Google. Android is based on Linux Operating system. Android applications can be developed in a Java environment. How Android works Let’s see how Android works from inside.

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XML Basics

Basic XML Hi, I would like to represent you about the basics of XML which I came across by Googling and participating the WSO2 Boot Camp. Let’s start with the most important question. What is XML? XML stands for eXtensible Markup Language. Unlike HTML(Hyper Text Markup Language), XML is for carrying data and not for… Continue reading XML Basics

Validating XML

Hi… Today, we will discuss further more about XML. Validating XML We can use either schemas or DTD (Document Type Definition) to validate an XML file. DTD is an obsolete way of validating XML. Schema is widely used now and has better features than in DTD and they are more powerful in may ways. The… Continue reading Validating XML

Learning XPath

Hi all… Today we are going to learn about XPath. XPath introduction First of all we will try to understand, what is XPath.  XML has a hierarchical structure with parent and child nodes. So we should have a mechanism to navigate through these tags to get their values. XPath is used to do this task.… Continue reading Learning XPath

JAXB Introduction

Learn JAXB What is JAXB? JAXB stands for Java Architecture for XML Binding. To work with JAXB you do not need to know about XML parses. You can get either XML document from Java object or vice versa.  There are two mechanisms in JAXB. Marshalling Marshalling is converting Java object to XML. Unmarshalling Unmarshalling is converting… Continue reading JAXB Introduction

Introduction to AXIOM

 Today I am going to discuss the basic concepts of AXIOM. First of all we will look at what AXIOM is. What is AXIOM? AXIOM stands for AXIs2 Object Model. This is the XML object model used  by Apache AXIS2 web services. What is the difference from other models? For processing XML, we usually use… Continue reading Introduction to AXIOM

Lambda Architecture demo using WSO2 CEP

Introduction to Lambda Architecture With the rapid growth of communication, the handling of data has become a problem. The batch processing was introduced as a solution where a batch of data is collected and processed at once. The problem with this approach was the outdated result. To overcome this issue the Lambda Architecture was introduced… Continue reading Lambda Architecture demo using WSO2 CEP

Installing Websphere MQ 8 (IBM MQ) in Windows Virtual instance

Hi all, This post will guide you to install IBM Websphere MQ version 8 on a Windows 7 Virtalbox instance. The reason for writing this post was the difficulty I have faced when installing due to the ambiguous documentations. Lets start installing.

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