Tutorials under 'Consumer'

Working with Predicates, Functions, Consumers, and Suppliers in Java

Learn how to use Java's core functional interfaces—Predicate, Function, Consumer, and Supplier. Code examples, real-world use cases, and advanced tips included

FunctionStreams APIConsumerJava LambdasSupplierFunctional InterfacesJava.util.functionFunctional ProgrammingPredicateJava 8 FeaturesJava Examples

Common Built-in Functional Interfaces in java.util.function: A Practical Guide with Examples

Learn Java’s built-in functional interfaces like Function, Predicate, Consumer, Supplier, and more with real examples, syntax rules, and advanced usage

Streams APIFunction CompositionJava 21ConsumerLambda ExpressionsJava LambdasSupplierFunctional InterfacesJava.util.functionJava 8 FeaturesPredicate

Understanding Functional Interfaces in Java: A Practical Guide for Modern Developers

Master functional interfaces in Java. Learn their types, syntax, real-world uses, performance benefits, and how they power lambda expressions and streams.

Function CompositionJava LambdasJava ConcurrencyJava 8 FeaturesPredicateStreams APIConsumerRunnableLambda ExpressionsSupplierFunctional InterfacesJava.util.function

Mastering Java Lambda Expressions: A Comprehensive Beginner-to-Advanced Guide

Learn Java Lambda Expressions with real-world examples, syntax, functional interfaces, performance tips, and best practices from Java 8 to Java 21.

Function CompositionJava 21Method ReferencesJava LambdasJava ConcurrencyJava 8 FeaturesPredicateStreams APIConsumerRunnableJava PerformanceFunctional InterfacesJava.util.functionJava Tutorial