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Use Java annotation deprecated the right way


There is hardly anything more infuriating that seeing a method @Deprecated without a proper documentation. I feel lost. Should I still use the method? Probably that is not the intention of the developer, that is why he/she added the deprecation annotation. Should I use something else? So…. What are the rules using @Deprecated? Rule #1: do Javadoc how not to ...

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Programming Language Job Trends Part 1 – February 2014


Yes, it is job trends time again! I am changing the list of languages a bit because I wanted to start including more languages. So, we are now up to 3 different posts just for languages. In Part 1, we look at Java, C++, C#, Objective C, and Visual Basic. I have decided to drop the “Traditional” label as most languages ...

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Two Reasons Why Estimates Aren’t Worth It


When potential customers contact us, the odds are that they want to know two things: How much does it cost to implement the application? How long it will take to implement the application? The honest answer to both of these questions is: We have no idea. Needless to say, if we give this answer to potential customers, the odds are ...

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Automating the Release of Java Artifacts Using Jenkins on Window


This post will show how to automate the release process of a Java Web Application (Student Enrollment Application developed using MYSQL DB with Hibernate ORM in a REST based Jersey2 Spring environment) using Jenkins Continuous Integration – upload the release artifacts to release repository. The job configured using this post must be run only after uploading the snapshot artifacts into ...

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Implementing Jersey 2 Spring integration


Jersey is the excellent Java JAX-RS specification reference implementation from Oracle. Last year, when we were starting to build RESTful backend web services for a high-volume website, we chose to use the JAX-RS API as our REST framework and Spring framework for dependency injection. Jersey was our JAX-RS implementation of choice. When the project was started JAX-RS API 2.0 specification ...

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MapReduce Algorithms – Understanding Data Joins Part II


It’s been awhile since I last posted, and like last time I took a big break, I was taking some classes on Coursera. This time it was Functional Programming Principals in Scala and Principles of Reactive Programming. I found both of them to be great courses and would recommend taking either one if you have the time. In this post ...

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Mockito Templates for Eclipse


Sometimes I miss the forest for the trees – and that for a disturbingly long time. I just became aware of this once again recently, typing one of the more verbose mockito expressions for the umpteenth time. The statement in question was a doAnswer(Answer) construct which always feels a bit cumbersome to code with the static import and generics stuff ...

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Applying aspect oriented programming


1.Introduction The main target of the aspect oriented programming is the separation of cross-cutting concerns. When we talk about cross-cutting concerns we are referring to generic functionality that is used in several places in our system or application. These concepts are, among others:         Logging Transaction management Error handling Monitoring Security The way to achieve this separation ...

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Playing with Java 8 Lambdas in the JDT


I’ve been playing with the language a bit while tinkering with the Java 8 support under development by the Eclipse Java development tools (JDT) project. I’ll admit that I’m a little underwhelmed by lambdas in Java 8. This, of course, comes from an Old Dude Who Knows Smalltalk (and LISP/Scheme). Like any good Smalltalk curmudgeon, when I set about learning ...

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