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Using Jasper Reports to create reports in Java

Last week I was trying to create a report using Jasper. In this post I will document some of the resources and links so that it will be useful for any one looking for similar information. I ...
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MyBatis Tutorial – CRUD Operations and Mapping Relationships – Part 2

To illustrate we are considering the following sample domain model: There will be Users and each User may have a Blog and each Blog can contain zero or more posts. The Database structure ...
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Google Guava – Synchronization with Monitor

The Google Guava project is a collection of libraries that every Java developer should become familiar with. The Guava libraries cover I/O, collections, string manipulation, and concurrency ...
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Java Intrinsics and Performance

The original question was How to count the number of 1′s a number will have in binary? I included a performance comparison of using Integer.bitCount() which can be turned into ...
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Guava’s Strings Class

In the post Checking for Null or Empty or White Space Only String in Java, I demonstrated common approaches in the Java ecosystem (standard Java, Guava, Apache Commons Lang, and Groovy) ...
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MyBatis Tutorial – CRUD Operations and Mapping Relationships – Part 1

CRUD Operations MyBatis is an SQL Mapper tool which greatly simplifies the database programing when compared to using JDBC directly.                   Step1: ...
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Avoiding FORs – Anti-If Campaign

Have you ever wondered how FORs impact your code? How they are limiting your design and more important how they are transforming your code into an amount of lines without any human ...
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Getting rid of null parameters with a simple spring aspect

What is the most hated and at the same time the most popular exception in the world? I bet it’s the NullPointerException. NullPointerException can mean anything, from simple “ups, ...
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Introduction to Enterprise Integration Patterns

In this blog entry we will go through some of Enterprise Integration Patterns. These are known design patterns that aims to solve integration challenges. After reading this one would ...
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Making Plain Old Java OSGi Compatible

Although OSGi is increasingly popular in the Java world, there are many Java applications and libraries that have not been designed to work in OSGi. Sometimes you may need to run such ...
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