Core Java
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Apache Arrow on the JVM: Get Started and Schemas
Arrow is memory format for flat and hierarchical data. It is a popular format used by various big data tools,…
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Creating a JUnit 5 ExecutionCondition
Introduction JUnit 5 has a lot of underutilized features. Developers have learned how to use JUnit 4, and they utilize…
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Json Patch and Json Merge Patch in Java
Json Patch and Json Merge Patch both do one job well – a way to represent a change to a…
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[MEGA DEAL] The 2021 Java Bootcamp Bundle(96% off)
Develop Expertise on the Leading Programming Language & Create Actual Programs with 10 Hours of Content on Java Fundamentals, Collections,…
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Java 8 Parallel Streams – Custom Thread Pools Examples
A brief intro to custom thread pools and their use in Java 8 parallel streams. Examples on how to use…
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Java 8 Streams – Group By Multiple Fields with Collectors.groupingBy()
A guide to group by two or more fields in java 8 streams api. Examples to grouping List by two…
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Java 8 – How To Read A File?
A quick guide on how to read the file in older java and new JDK 8 version with example programs.…
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Java 16 Records with JPA and jOOQ
Java Records The new Java version 16 includes a new feature: Records https://openjdk.java.net/jeps/395 “Enhance the Java programming language with records, which are…
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Looking into the JDK 16 vector API
JDK 16 comes with the incubator module jdk.incubator.vector (JEP 338) which provides a portable API for expressing vector computations. In…
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