Core Java
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OutOfMemoryError related JVM arguments
JVM has provided helpful arguments to deal with OutOfMemoryError. In this article, we would like to highlight those JVM arguments.…
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How to fix an illegal start of expression in Java
Have you ever come across the error illegal start of expression in Java and wondered how to solve it? Let’s…
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Become a Master of Java Streams – Part 1: Creating Streams
Declarative code (e.g. functional composition with Streams) provides superior code metrics in many cases. Code your way through this hands-on-lab…
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JEP 355 Text Blocks in JDK 13
JDK 13 went GA on September 17th, 2019 and the prominent new features are listed here. One of the new features…
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Is your JVM leaking file descriptors – like mine?
Foreword: The two issues described here, were discovered and fixed more than a year ago. This article only serves as…
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The Structural Bug
A team member was having a bit of trouble with the following code: 01 02 03 04 05 06 07…
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Date/Time Printing Can Be Elegant Too
I owe my pretty high StackOverflow reputation to this question in particular, which I asked a few years ago: How…
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Handling repeated code automatically
In this article I will describe how you can use Java::Geci generator Repeated to overcome the Java language shortage that…
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Pub/Sub local emulator
Pub/Sub is a nice tool provided by GCP. It is really handy and can help you with the messaging challenges…
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