***Learn Programming with Arrays, Lists, Sets and Maps with Practical Examples*** Session 2: Array Object in Java | Programming with Arrays, Lists, Sets and Maps Series Learn It Easy: https://lnkd.in/dYh-esat #arrays #lists #sets #maps #java #learntocode #seleniumwebdriver #automationtesting #computerprogramming #dezinnia #dezlearn #happylearning

***Learn Programming with Arrays, Lists, Sets and Maps with Practical Examples*** Session 8: What is ArrayList in Java? | Programming with Arrays, Lists, Sets and Maps Series Learn It Easy: https://lnkd.in/g4Tg6MAF #arrays #lists #sets #maps #java #seleniumwebdriver #automationtesting #computerprogramming #dezinnia #dezlearn #hapyylearning

Sum of the Array in Java | Easy Logic + Coding 💡 Strong fundamentals are the key to mastering programming. This example shows how to find the sum of array elements using simple logic: • Start with an array of numbers • Initialize a sum variable to 0 • Traverse the array using a loop • Add each element to the sum • Print the final result Practicing these basic problems helps build strong logical thinking and coding confidence. 📊 Example Input : [1, 2, 3, 4] Output : 10 🎥 I’ve also created a short video explaining this concept with code: YouTube link : https://lnkd.in/g9SJ3hvJ #Java #Programming #ProblemSolving #Coding #SoftwareDevelopment #Learning #CSE #Developers #LogicBuilding #Arrays

Day 8: Abstraction As OOP grows, not every class needs to define every detail by itself. Sometimes we only want to describe the general idea and leave the exact behavior to the child classes. That is where abstraction comes in. In Java, an abstract class can define a common structure, while abstract methods allow child classes to provide the actual implementation. It helps us focus on what something should do without forcing every detail at the top level. #Java #OOP #Programming #SoftwareEngineering #ComputerScience #koofkee

Day 5: Inheritance As programs grow, many classes start sharing similar properties or behavior. That is where inheritance becomes useful. Inheritance allows one class to take the properties and behavior of another class. In Java, we use `extends` to create that relationship. This helps reduce repetition and makes code easier to organize when classes are related. #Java #OOP #Programming #SoftwareEngineering #ComputerScience #koofkee

Day 9: Interfaces After abstraction, the next important idea is interfaces. An interface defines a contract. It tells a class what behavior it must provide, without giving the full implementation itself. In Java, a class uses `implements` to follow that contract. This makes code more flexible, because different classes can follow the same interface in their own way. #Java #OOP #Programming #SoftwareEngineering #ComputerScience #koofkee

Check out this comprehensive breakdown of the new features in Java 26, including detailed examples for each JEP. Read the full guide here: https://lnkd.in/gs3Mz9Sa What features are you most excited about? Let's discuss in the comments! 👇 #Java #Java26 #SoftwareDevelopment #Programming #Coding #JavaTechOnline #BackendDevelopment #JDK26 #SoftwareArchitecture #TechnologyTrends

Day 7: Polymorphism After inheritance and method overriding, the next important idea is polymorphism. Polymorphism means one reference can take many forms. In Java, a parent type can hold a child object, and when a method is called, the behavior depends on the actual object behind it. That is what makes OOP more flexible and powerful. The same method call can behave differently in different classes. #Java #OOP #Programming #SoftwareEngineering #ComputerScience #koofkee

Mini-Max Sum Problem Solved in Java 🚀 | Efficient Coding Approach Today I solved the classic Mini-Max Sum problem using Java! 💻 📌 Problem Statement: Given 5 positive integers, find the minimum and maximum values by summing exactly 4 out of the 5 numbers. 📌 Approach: Instead of sorting, I used an optimized method: Calculate total sum Subtract the maximum value → gives minimum sum Subtract the minimum value → gives maximum sum 📌 Why this approach? Time Complexity: O(n) #Java #Coding #Programming #ProblemSolving #DataStructures More efficient than sorting (O(n log n))

Day 4: Constructors After understanding classes, objects, encapsulation, and access modifiers, the next step is learning how objects get their initial values. That is where constructors come in. A constructor is used to initialize an object when it is created. In Java, it has the same name as the class, has no return type, and runs automatically when the object is created. Simple idea, but very important, because it helps us create objects in a cleaner and more intentional way. #Java #OOP #Programming #SoftwareEngineering #ComputerScience #koofkee