Java is a simple, secured, high level, platform-independent, multithread, Object-oriented programming language.
It’s one of the most popular and widely used programming language, platform, and technology. Java is not only a language it is also a platform and technology.
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Functional Interface In Java | If an interface contains only one abstract method, such type of interface is called a functional interface and the method is called a functional method or single abstract method (SAM). Example:- Pre-defined Functional Interfaces Method Contains Runnable It contains only run() method Comparable It contains only compareTo() method ActionListener It […]
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Java Predicate Functional Interface | The java.util.function contains many pre-defined functional interfaces. Some examples of pre-defined functional interfaces are:- In mathematics, Predicate is a normal function that returns a boolean value based on some condition. Predicate functions are functions that return a single TRUE or FALSE. We use predicate functions to check if your input
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Anonymous Inner Classes vs Lambda Expressions in Java | As a beginner we can find the inner class and lambda expression very similar, and we may think that lambda expression is an alternative for the anonymous inner class, but that’s not true. There is only a particular case when the lambda expression is an alternative
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Java Predicate MCQ | We have discussed in detail regarding Java Predicate Functional Interface. Now let us see some questions about it. Q1. Which of the following abstract method present in the Predicate interface?A. test()B. apply()C. get()D. accept() View Answer Answer:- A. test() Explanation: Predicate functional interface contains only one abstract method: test() Q2. Which
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Static Methods In Interface In Java | From Java 1.8 version onwards, we can also define static methods in an interface. Let us see what it means, how to define static methods in an interface, how to use them, and more. Also see:- Java 8: Default Methods In Interface The main purpose of public static
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Default Methods In Interface In Java | From Java 1.8 version onwards, we can also define default methods in an interface. Let us see what it means, how to define default methods in an interface, how to use them, and more. Also see: Java 8: Static Methods in Interface We can declare a default method
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Java List.of() Method With Examples | The of() method of the List interface works very similarly to the Arrays.asList() method. Both Arrays.asList() and List.of() methods can be used to get a list representation of an array. Arrays.asList() method returns a fixed-size list backed by the specified array. The changes made to the array will be
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Java Arrays.asList() Method | Arrays class contains useful methods for the array manipulation operations like sorting, searching, copying, comparing two arrays, converting to string, and e.t.c. It also contains the asList() method which is used to return a list representation of the given array. Arrays.asList() method returns a fixed-size list backed by the specified array.
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Short Data Type in Java | As we all know there are two types of data types in java, primitive and non-primitive data types. Primitive data types are fundamental data types whereas the non – primitive data types are derived data types. Among them short is one of the primitive data types in Java which basically
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