Donald Raab – Medium

Donald Raab

Featured Book

Eclipse Collections Categorically: Level up Your Programming Game

Eclipse Collections Categorically: Level up Your Programming Game

In over 200 color code examples, Eclipse Collections Categorically shows how to make your Java collections code easier to write and review.

2025

Donald Raab, et al.

Donald Raab, José Paumard (Foreword by), et al.

Stories

One Positive Effect of Java 25 with Compact Object Headers Enabled

Measuring the memory cost of ArrayList and Eclipse Collections FastList

2d ago

One Positive Effect of Java 25 with Compact Object Headers Enabled

2d ago

What if a Developer can Help Improve Software Development in Java?

My journey to help improve the Java ecosystem continues.

6d ago

What if a Developer can Help Improve Software Development in Java?

6d ago

What if Java didn’t have modCount?

Exploring the lesser-known debugging field in mutable Java Collections

Nov 28

What if Java didn’t have modCount?

Nov 28

Mind Maps Didn’t Make Me Scroll

How to view complete Java library package structures without scrolling.

Nov 17

Mind Maps Didn’t Make Me Scroll

Nov 17

What if Java had Symmetric Converter Methods on Collection?

Comparing converter methods in Smalltalk, Java, and Eclipse Collections

Nov 2

What if Java had Symmetric Converter Methods on Collection?

Nov 2

Go Primitive in Java, or Go in a Box

We can have our eight Java primitives and travel light in collections too.

Oct 25

Go Primitive in Java, or Go in a Box

Oct 25

Spliterating Hairs Results in Spliterating Deja Vu

How a “Random” question led me down a Java Spliterator rabbit hole.

Oct 15

Spliterating Hairs Results in Spliterating Deja Vu

Oct 15

Refactoring to Eclipse Collections with Java 25 at the dev2next Conference

Showing what makes Java great after 30 years is the vibrant OSS ecosystem

Oct 6

Picture of Vladimir Zakharov and Donald Raab pointing at the title slide of “Refactoring to Eclipse Collections” at dev2next 2025.

Oct 6

Explaining the Eclipse prefix in Eclipse Collections

Eclipse Collections is a standalone open source collections library for Java

Sep 1

Explaining the Eclipse prefix in Eclipse Collections

Sep 1

I‘m not Cattle

I just enjoy being heard

Aug 30

I‘m not Cattle

Aug 30

Donald Raab

Donald Raab

Book Author

Java Champion. Creator of the Eclipse Collections OSS Java library (https://github.com/eclipse-collections). Inspired by Smalltalk. Opinions are my own.

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