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Introduction to Android Studio

Feeling good to be back at blog . Actually I have been managing GDG Ahmedabad, delivering android talks and managing workshops locally and outside my regions. Last month, I was quite ...
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Agile Project Management with GreenHopper 6 Blueprints

An intuitive guide to efficiently track and manage projects in an agile way using GreenHopper for JIRA. Engineering methodologies are plan-based and very much predictive in nature. ...
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instanceof operator and Visitor pattern replacement in Java 8

I had a dream where instanceof operator and downcasting were no longer needed but without clumsiness and verbosity of visitor pattern. So I came up with the following DSL syntax:                 Object ...
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3 Styles of agile (part 2)

In my last entry I set out what I call “3 Styles of Agile – Iterative, Incremental and Evolutionary.” In this entry I’d like to discuss the model as a whole. Lest anyone ...
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Getting started with annotation based Spring MVC web application

Here is a minimal way to get a Spring 3 MVC project started with Maven. First create spring-web-annotation/pom.xml file and include the Spring dependency:               <?xml ...
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Android fixed Header and Footer with scrollable content layout example

In this tutorial we are going to see how you can create a simple Android Layout with a fixed header and footer but with a scrollable content. You may find this particularly useful when ...
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Java Auto-Unboxing Gotcha. Beware!

What do you think that the following code snippet will print?                     Object o = true ? new Integer(1) : new Double(2.0); System.out.println(o); Yes! ...
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Android Augmented Reality: Introduction of Vuforia SDK

The Vuforia™ SDK allows you to build vision-based augmented reality applications. It is available for Android, iOS and as an Extension to Unity – a cross-platform game engine. High-level ...
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Too Many Parameters in Java Methods, Part 1: Custom Types

I consider lengthy parameters lists in constructors and methods to be another “red flag” in Java development that may not necessarily be “wrong” in terms of ...
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Don’t let Somebody Else’s Technical Debt take you Under

There’s a lot written about technical debt: what technical debt is and the different kinds of technical debt, how to avoid taking on debt unnecessarily when designing and coding and ...
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