Hacker

Mastering Hashing in Java: A Comprehensive Guide to HashMap and HashSet

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TheServerSide

Remove duplicates from a Java List

There are several ways to find duplicates in a Java List, array or other collection class. The following list describes some of the most commonly used approaches: Use a method in the Java Streams API ...
GitHub

java.lang.ClassCastException: class java.util.HashSet cannot be cast to class java.util.List (java.util.HashSet and java.util.List are in module java.base of loader 'bootstrap')

Plugin version 1.4.1 on CLion 2022.2. Thanks for the plugin! Yet, I get the following exception after just opening a project that contains dot files and then navigating to some non-dot file via ...
GitHub

Spy HashSet on JDK 17

I found a bug using mockito on JDK 17 (Temurin) and Linux Ubuntu 22.10. If we spy the HashSet and after add some value, it should throw NullPointerException. On JDK 11 it works fine.
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Java Coding Samples

Value Parameters: An example that shows the behavior of value parameters. In Java all parameters are passed by value. String Example. A few brief examples of String manipulations. BinaryConverter. A ...