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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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Android Fragment Lifecycle – multiple screen support

Fragment lifecycle is an important aspect to take into account before using fragments. Every developer, that wants to develop an application in Android, has to face the mobile phone ...
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Fragment in Android: Tutorial with Example using WebView

In this post we want to explain how to use fragment in Android with a real example. In the last post we talked about Fragment in Android and how we can use it to support multiple screen. ...
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Java Security Tutorial – Step by Step guide to create SSL connection and certificates

In our series of articles on applying JEE security we present you another detailed tutorial on how to create a SSL connection and create certificates in a Java EE application. As mentioned ...
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