Java: Stream API List

Daniele Quero, PhD

1 min readOct 26, 2022

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Java Streams: Map

The first steps into Stream and functional programming in Java

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Java Streams: Filters

Filter out elements using lambda and predicates

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Java Lists: Remove Elements with Predicates in One Line of Code

Safely Remove Elements from an ArrayList

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Java Streams: Collect a Stream to Map

From a Stream, a Map.

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Java Streams: Collect to Map of Lists with Grouping By

From a Stream, a Map. of Lists

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Java Streams: FlatMap

When lists of lists meet streams

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Java Streams: ForEach

Streams can be filtered, mapped, collected…

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Java Streams: Limit and Skip

Truncating a stream

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Java Streams: anyMatch

Search through streams

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Java Streams: allMatch

Search through streams

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Java Streams: noneMatch

Search through streams

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Java 8: Optional —The Ultimate Guide

A multi-purpose powerful tool in your box

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Java Stream: Max (Min)— Case Study

A particular case, extremely useful for real-life problems

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Java Stream: Sorted

Sorting using Comparator and custom comparing

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Daniele Quero, PhD

Written by Daniele Quero, PhD

A professional developer with passion for game developing and skill-growing. A former Nuclear Physics Researcher who changed his life to pursue his dreams

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