fps

fps has asked 15 questions and find answers to 312 problems.

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I am an expert software developer and architect with 15+ years experience.

I also do some software consultancy from time to time.

fps questions

Translate complex conditional logic inside a loop into streams and lambdas
Encounter order friendly/unfriendly terminal operations vs parallel/sequential vs ordered/unordered streams
Generic type parameters inference in method chaining
Local type inference and contravariance in generic type variables
JDK9 randomization on immutable sets and maps
What type of token exactly is "var" in Java 10?
Recursive use of Stream.flatMap()

fps answers

Java 8 nested groupingby
Data structure that supports efficient kick-out policy based on recently accessed items
Collectors.groupingBy (Function, Supplier, Collector) doesn't accept lambda / dosen't see streamed values
Stream group by multiple keys
Shorthand notation for Enum implementing lambda possible interface
How to make function Serializable in generic way
Keep last object as active and deactivate the olders by date
Elegant way to combine two arrays pairwise in Java 8
Java 8 Streams: conditionals to avoid repetition?
How is method reference operator accepted where Runnable Instance is expected?