Gontu Series

Gontu Series free video tutorials

Learn from our most popular series of video tutorials on J2EE topics covering Web Services (SOAP and RESTful), Spring Framework, Spring MVC, Core Java, Apache Maven, Design Principles and Hibernate Framework. So far more than 85,000,00 minutes have been watched world wide on our You Tube channel...

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Spring MVC Tutorials 30 – Exception Handling 03

in this tutorial, we are going to learn some advance concepts related to exception handling features supported by Spring MVC Framework like @ResponseStatus annotation with some more concepts. For complete understanding of the concept I recommend watching Part 1,2 before watching this tutorial.

Spring MVC Tutorials 29 – Exception Handling 02

in this tutorial, we are going to learn about some more advance concepts related to Exception Handling Feature supported by Spring MVC Framework like @ControllerAdvice annotation, SimpleMappingExceptionResolver etc

Spring MVC Tutorials 28 – Exception Handling 01

in this tutorial, we are going to learn how to handle exceptions in a Spring MVC Web Application in detail. Along with this , we will also learn about some of the important concepts like @ExceptionHandler annotation and some more concepts…

Spring MVC Tutorials 27 – Supporting Multiple Themes

in this tutorial, we are going to learn how to support multiple themes in a Spring MVC Web Application in detail. Along with this, we will also learn about some of the important concepts like ThemeChangeInterptor, ResourceBundleThemeSource, CookieThemeResolver and some more…    

Strategy Design Pattern

  Strategy Design Pattern is one of the most easiest and powerful design patterns which if used properly at the right situation can bring enormous benefits to the code. Let us first understand what exactly it is all about with the help of a very simple example and later we will learn about all advantages and disadvantages of(…)

Find a sub-array with the largest sum

This problem is also known with the name: Maximum sum sub array problem/Largest sum contiguous sub array problem. Problem: Given a one dimensional Array (containing both positive and negative numbers), write an efficient program to find a contiguous sub array in it which has a maximum sum. Problem Explanation: You are given an array a = {1,3,(…)

Introduction to Design Patterns – the Bible to become a ROCKSTAR Java programmer

Developing a software is not a BIG deal but developing a good software could be the one!!! As a Java programmer you might feel knowledge of all OO programming concepts like what’s a class, what an object, what’s an inheritance, composition etc. is all what you need to write great code; but, the matter of fact(…)