Java
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Enumerating @NamedQuery within @NamedQueries
Introduction If you’re a Java developer using JPA, chances are that you’ve declared one or more @NamedQuery objects on your…
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Functional Interfaces
Table Of Contents 1. Introduction 2. Justification 3. Lambda Expressions 4. Predicate<T> 5. BiPredicate<T,U> 6. Function<T,R> 7. BiFunction<T,U,R> 8. Consumer<T>…
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Displaying Paths in Ant
In the blog posts Java and Ant Properties Refresher and Ant <echoproperties /> Task, I wrote about how being able…
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JPA Database Schema Generation
For some time now, most of the main implementations of JPA, like Hibernate, EclipseLink or OpenJPA, offered ways to generate…
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Using jstat to report custom JVM metric sets
I’ve always been missing possibility to configure custom headers in JStat. Of course there are a lot of predefined data…
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How to batch INSERT and UPDATE statements with Hibernate
Introduction JDBC has long been offering support for DML statement batching. By default, all statements are sent one after the…
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Spring Boot & Swagger UI
I have not developed Spring web applications from scratch for one year and maybe this period of time will be…
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Yet another Java 8 Lamdbas and Streams example
I’ve been lagging behind with what Java 8 features exercising concerns, so in this post I will briefly present my initial…
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Validating XML Against XSD(s) in Java
There are numerous tools available for validating an XML document against an XSD. These include operating system scripts and tools…
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