- A hands-on programming exercise which helps hone your skills through practice.
- Code Katas are usually set up as a series of unit tests which fail. Your task is to make them pass.
I hear and I forget.
I see and I remember.
I do and I understand.
-- Confucius
- Java Lambda Kata - Practice and learn Java 8 lambdas with simple exercises
- Deck of Cards Kata - Practice using Java 8 Streams, Eclipse Collections, Guava, Apache Commons and/or Vavr on a simple domain
- Donut Kata - Practice and learn more advanced Eclipse Collections APIs using Java or Kotlin
- Calendar Kata - Practice and learn the APIs in the Java 8 Date/Time and ThreeTen-Extra libraries.
- CodePoint Kata - Read a secret message from a file into memory, translate it and then write out the revealed message to a file.
- JMH Kata - Experiment with the Java Microbenchmark Harness by running and writing micro-benchmark performance comparisons.
- Pitest Mutation Kata - Practice and learn how to improve the quality of your tests by hunting mutants.
- Kata of Katas - Practice and learn advanced methods in Eclipse Collections.
- Coffee Shop Kata - Practice and learn the latest Java features while comparing them with the older ones.
- Eclipse Collections Katas - Practice and learn Eclipse Collections Data Structures and Algorithms with seven code katas
- Java 21
- Maven 3.6.1+
- IDE of your choice