Java
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7 Options to capture Java heap dumps
Heap Dumps are vital artifacts to diagnose memory-related problems such as slow memory leaks, Garbage Collection problems, and java.lang.OutOfMemoryError.They are also…
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Become a Master of Java Streams – Part 3: Terminal Operations
Bill Gates once said: “I choose a lazy person to do a difficult job because a lazy person will find…
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Ineffective Java
Perhaps I can be replaced by a robot for code review. There are some bits of feedback I find myself…
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Spring MVC – HTTP message converter
Quite often you need to provide users with the same data, but in different forms, like JSON, PDF, XLS, etc.…
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Java Record
The https://openjdk.java.net/jeps/359 outlines a new Java feature that may/will be implemented in some future versions of Java. The JEP suggests…
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JAR File Handles: Clean Up After Your Mess!
In Ultra ESB we use a special hot-swap classloader that allows us to reload Java classes on demand. This allows…
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Become a Master of Java Streams – Part 2: Intermediate Operations
Just like a magic wand, an Intermediate operation transforms a Stream into another Stream. These operations can be combined in…
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The Problem With Creating Generic Arrays
In this post, we feature a comprehensive article which explains the Problem with creating Generic Arrays. The Java programming language…
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Read replicas and Spring Data Part 4: Configuring the read repository
Previously we set up two EntityManagers in the same application. One for the reads and one for the writes. Now…
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