========= ## Core Java Collections Cookbooks and Examples ### Relevant Articles: - [Introduction to Roaring Bitmap](https://www.baeldung.com/java-roaring-bitmap-intro) - [Creating Custom Iterator in Java](https://www.baeldung.com/java-creating-custom-iterator) - [Difference Between Arrays.sort() and Collections.sort()](https://www.baeldung.com/java-arrays-collections-sort-methods) - [Skipping the First Iteration in Java](https://www.baeldung.com/java-skip-first-iteration) - [Remove Elements From a Queue Using Loop](https://www.baeldung.com/java-remove-elements-queue) - [Intro to Vector Class in Java](https://www.baeldung.com/java-vector-guide) - [HashSet toArray() Method in Java](https://www.baeldung.com/java-hashset-toarray) - [Time Complexity of Java Collections Sort in Java](https://www.baeldung.com/java-time-complexity-collections-sort) - More articles: [[<-- prev]](/core-java-modules/core-java-collections-4)