Hey guys in this post we will discuss a quick overview of Object-Oriented Programming. What is OOP’s? Object-oriented programming system (OOP’s) is a programming paradigm based on the concept of “objects”...
Category - Java
Hey guys in this post we will discuss constructors in java with examples Overview Constructors are used to initialize the object’s state. Like methods, a constructor also contains collection of statements that are executed...
Hey guys in this post, we will discuss the most commonly used Java Math methods with examples. Math Methods Following are the most commonly used java math methods that can be used in almost all real word java...
Hey guys in this post, we will discuss different ways of implementing Threads in Java. Introduction Threads allow a program to operate more efficiently by doing multiple things at the same time. Threads can be used to perform...
Hey guys in this post, we will discuss Access Modifiers in Java and their examples. Overview Access Modifiers in java allow us to set the scope or accessibility or visibility of a data member be it field, constructor, class, or...
Hey guys in this post, we will discuss how to place the JFrame window at the center of the screen. Read: Create Basic JFrame window and display it on the Screen When we create the JFrame window, by default it is not centered. It...
Hey guys in this post, we will discuss how to display the basic window using Java Swing. Example import javax.swing.JFrame; public class BasicWindow extends JFrame{ public static void main(String[] args) { UserInput...
Hey guys, in this post we will discuss the Java 8 Stream API collect() method, we will also look at some of the examples. Overview Java stream collect() method is used to perform mutable fold operations means repackaging...
Hey guys in this, we will discuss accepting the user input in Java with Scanner class. If we are creating a console-based application, it’s essential that takes the user input and produces the correct output. So in this...
Hey guys in this post, we will see the 5 different ways of creating objects in java. Let’s discuss it one by one – 5 Different ways Following are the different ways to create a java object. Using new keyword This...
Following are the test cases Test cases Result Status haveThree({12,3,4,3,88,3}) true OK haveThree({22,3,3,3,17,3}) false OK haveThree({3,4,3,6,3,7}) true OK Java solution package test; public class Program20...
Following are the test cases Test cases Result Status sum28({10,20,30,40,50,60,2}) false OK sum28({2,10,7,2,2,2}) true OK sum28({5,6,1,2,2,2}) false OK Java solution package test; public class Program19 { public...
Following are the test cases Test cases Result Status nTwice(Hello,2) Helo OK nTwice(Chocolate,3) Choate OK nTwice(java,1) ja OK Java solution package test; public class Program18 { public static void...
Following are the test cases Test cases Result Status makeOutWord(<<>>,Yay) <<Yay>> OK makeOutWord([[]],Word) [[Word]] OK makeOutWord([((JAVA))] ((JAVA)) OK Java solution package...
Following are the test cases Test cases Result Status stringE(Hello) true OK stringE(Heelele) false OK stringE(Heelle) true OK Java solution package test; public class Program16 { public static void...
Following are the test cases Test cases Result Status tripleUp({1,2,3,7,5,9}) true OK tripleUp({1,4,5,6,2}) true OK tripleUp({1,2,4,5}) false OK Java solution package test; public class Program15 { public static...
Following are the test cases Test cases Result Status sumOfDigits(144) 9 OK sumOfDigits(457) 16 OK sumOfDigits(345) 12 OK Java solution package test; public class Program14 { public static void main(String[]...
Following are the test cases Test cases Result Status firstHalf(HelloThere) Hello OK firstHalf(abcdef) abc OK firstHalf(Word) Wo OK Java solution package test; public class Program13 { public static void...
Following are the test cases Test cases Result Status arrayFront9({1,2,9,3,4}) true OK arrayFront9({9,2,3,4,56}) true OK arrayFront9({2,3,4,5}) false OK Java solution package test; public class Program12...
Following are the test cases Test cases Result Status generateFibSeries(5) {0,1,1,2,3} Ok generateFibSeries(7) {0,1,1,2,3,5,8} Ok generateFibSeries(10) {0,1,1,2,3,5,8,13,21,34} Ok Java solution public class Program11...
Hey guys in this post we will discuss about reduce() of Stream API which is introduced in Java 8. Introduction Many times we need to perform operations where a stream reduces to single resultant value, for example, maximum...
Hey guys in this post, we will discuss everything about map() in Streams which is introduced in Java 8. Introduction map() function returns a stream consisting of the results of applying the given function to the element of...
Hey, guys in this post will discuss the most commonly used java string methods. The string is the most commonly used class while building any java application, this is why the java team has provided several built-in String...
Hey guys in this post let’s discuss aboutsorted()introduced in Java 8 java.util.stream.Steam interface. On the streams() we can perform some aggregate operations such as filter(), sorted() and map(). In this post...
Hey guys in this post let’s discuss about filter() introduced in Java 8 java.util.stream.Steam interface. On the streams() we can perform some aggregate operations such as filter(), sorted() and map(). In this post...
Test cases Test cases Expected Result frontBack(abcd) dbca OK frontBack(Bee) eeB OK frontBack(MazE) EazM OK Java solution: public class Program10 { public static void main(String[] args)...
Test cases Test cases Expected Result searchElement({33,44,21,98,27,94},21) true OK searchElement({1232,432,546,980,984},980) true OK searchElement({3,4,9,87,29},2) false OK Java solution: public class Program9...
Test cases Test cases Expected Result arraySum({5,5,5,5,5}) 25 OK arraySum({1,3,4,7,8}) 23 OK arraySum({100,200,300}) 600 OK Java solution: public class Program8 { public static void main(String[] args) { int a[]...
Test cases: Test cases Expected Result countConsonents(instanceof is for references only) –>[18] 18 OK countConsonents(Object Oriented) –>[8] 8 OK countConsonents(Design Patterns88)...
Test cases: Test cases Expected Result countVowels(instanceif is for references only) 11 OK countVowels(Object Oriented) 6 OK countVowels(Design Patterns) 4 OK Java solution: public class Program6 { public static...
