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Animation Resources and AnimationListener

In this post i want to analyze how we can use animation in Android and how we can implements an AnimationListener. In particular i want to describe the tween animation that are the ...
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Java 8 lambda walkthrough

For work I have made a presentation about Java 8 project lambda and of course also some simple code illustrating some of the points. The overall reasons for Java 8 are:More concise ...
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Transactional Lucene

Many users don’t appreciate the transactional semantics of Lucene’s APIs and how this can be useful in search applications. For starters, Lucene implements ACID properties:Atomicity: ...
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Automated Tests as Documentation

One of the arguments for writing automated tests is that tests can act as useful documentation for a system. But what do tests document? And who will find this documentation useful? Most ...
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Acceptance Criteria Should be Executable

Having covered the debacle at Backwater Bank inc, you would have thought that my last blog had said just about everything there is to say about Agile User Stories. Well, that turns ...
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Android ExpandableListView with Custom Adapter: BaseExpandableListAdapter

In the previous post we talked about ListView and how we can use it. Android OS has another widget that can be useful when you want to group items, this component is called ExpandableListView. ...
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JPA 2 | Dynamic Queries Vs Named Queries

JPA has its own Query language called JPQL. JPQL is very similar to SQL, with one major difference being that JPQL works with entities as defined in the application whereas SQL works ...
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Mockito – Extra Interfaces with annotations and static methods

In the code I have quite recently came across a really bad piece of code that based on class casting in terms of performing some actions on objects. Of course the code needed to be ...
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How Many Threads Does It Take to Fill a Pool?

In recent months we have been seeing a small but persistent percentage of our operations fail with a strange exception – org.springframework.jdbc.CannotGetJdbcConnectionException  ...
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Android ListView: Custom Adapter with ImageView

In previous post we talked about custom adapter. We used a quite simple adapter with just a TextView. We want to expand the idea described before and introduce an image for each planet. ...
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