Java Tutorials
🔹 What is the Stream API?
The Stream API allows you to process collections of data (like filtering, mapping, sorting) in a declarative and efficient way. ✅ Think of a stream as a pipeline of operations applied...
🔹 What is the Stream API?
The Stream API allows you to process collections of data (like filtering, mapping, sorting) in a declarative and efficient way. ✅ Think of a stream as a pipeline of operations applied...
🔧 What is a Method Reference?
A Method Reference is a shorthand syntax for calling a method via a lambda expression, using the :: operator. ✅ It helps make your code more concise and readable when the...
🔧 What is a Method Reference?
A Method Reference is a shorthand syntax for calling a method via a lambda expression, using the :: operator. ✅ It helps make your code more concise and readable when the...
🔍 What is a Predicate?
A Predicate in Java is a functional interface that represents a boolean-valued function (i.e., it returns true or false) for a single input. ✅ Used mainly in filtering, validations, and conditional...
🔍 What is a Predicate?
A Predicate in Java is a functional interface that represents a boolean-valued function (i.e., it returns true or false) for a single input. ✅ Used mainly in filtering, validations, and conditional...
🌟 Top Features of Java 8
Feature Description 1. Lambda Expressions Enables functional programming; write concise, inline functions 2. Functional Interfaces Interfaces with a single abstract method; used with lambdas 3. Stream API Efficiently process collections...
🌟 Top Features of Java 8
Feature Description 1. Lambda Expressions Enables functional programming; write concise, inline functions 2. Functional Interfaces Interfaces with a single abstract method; used with lambdas 3. Stream API Efficiently process collections...
🧩 What is a Functional Interface?
A Functional Interface is an interface in Java that contains exactly one abstract method. ✅ It can have default and static methods, but only one abstract method. They are the foundation...
🧩 What is a Functional Interface?
A Functional Interface is an interface in Java that contains exactly one abstract method. ✅ It can have default and static methods, but only one abstract method. They are the foundation...
🔹 What is a Lambda Expression?
A Lambda Expression in Java is a short block of code that takes in parameters and returns a value, used primarily to implement functional interfaces. ✅ Think of it as a...
🔹 What is a Lambda Expression?
A Lambda Expression in Java is a short block of code that takes in parameters and returns a value, used primarily to implement functional interfaces. ✅ Think of it as a...