Java Selection Sort Implementation and Debugging

#Day17 – Understanding Constructors in Java ⚙️ Today’s session helped me understand how constructors work in Java and how they are used while creating objects. Key Learnings: ✔ A Constructor is a special type of method whose name is the same as the class name ✔ Constructors do not have any return type, not even void ✔ Constructors are automatically called when an object is created using the new keyword ✔ If a programmer does not create any constructor, Java Compiler provides a Default Constructor ✔ Learned about Parameterized Constructors and Zero-Parameterized Constructors ✔ Understood Constructor Overloading (multiple constructors with same name but different parameters) ✔ Explored Constructor Chaining using this(), where one constructor calls another constructor within the same class TAP Academy Harshit T #Java #OOPS #CoreJava #Constructors #Programming #SoftwareDevelopment #LearningJourney #Consistency

Java teams: Your image processing is 3X slower than it needs to be. We just published a complete migration guide showing two ways to upgrade  from ImageIO, one requires minimal code changes, the other gives you full  control over performance and modern format support (AVIF, HEIC, WebP, JPEG XL etc). Companies report 55% reduction in image processing time. Watch the full tutorial: https://lnkd.in/evvQYGrs #Java #ImageProcessing #SoftwareEngineering #Performance #JavaDevelopment

Hello LinkedIn! Today I learned about Exception Handling in Java, which helps in handling runtime errors and keeping the program running smoothly. 📌 What I understood: ✅ What is an Exception ✅ Using try-catch blocks ✅ The finally block ✅ Types of Exceptions (Checked & Unchecked) ✅ Importance of handling errors in a program Exception handling helps developers write robust and reliable applications by preventing unexpected program crashes. Step by step, improving my Java fundamentals and programming skills 💻🔥 Consistency + Practice = Progress 🚀 #Java #Programming #ExceptionHandling #Coding #LearningJourney #Developer

✅ DSA Day 8 / 100 Solved Reverse an Array on HackerRank using Java. Problem: Given an array, return the array in reverse order. Logic : - Use the built-in method Collections.reverse() -This method reverses the elements of the list directly -Then return the reversed list This problem helped me understand how arrays/lists can be manipulated easily using Java utility methods. #DSA #100DaysOfCode #Java #HackerRank #LearningInPublic #BeginnerDSA

🚀 Java Revision Journey – Day 02 Continuing my Java revision, today I focused on understanding Methods and Arrays, which are fundamental for writing structured and efficient programs. 📌 Topics Covered: Methods ✔ Introduction to Methods ✔ Static Methods vs Instance Methods ✔ Access Modifiers ✔ Command Line Arguments ✔ Variable Arguments (Varargs) Arrays ✔ Introduction to Arrays ✔ Multi-Dimensional Arrays ✔ Jagged Arrays ✔ Arrays Class ✔ Final Arrays Also completed quizzes on both Methods and Arrays to reinforce the concepts. Consistently revisiting the fundamentals helps strengthen problem-solving skills and improves code structure. #Java #CoreJava #Programming #LearningJourney #BackendDevelopment #day02 #Arrays #Methods

🚀 Java Thread Lifecycle Explained Understanding how threads work is essential when building efficient and responsive Java applications. The Java Thread Lifecycle shows the different states a thread goes through during its execution. 🔹 New – A thread object is created but has not started yet. 🔹 Runnable – The thread is ready to run and waiting for CPU time. 🔹 Running – The thread is actively executing its task. 🔹 Blocked / Waiting – The thread is temporarily paused while waiting for resources or another thread. 🔹 Terminated – The thread has completed its execution. Knowing these states helps developers manage multithreading, synchronization, and performance optimization in Java applications. 💡 Multithreading is a powerful feature that allows programs to perform multiple tasks efficiently. #Java #Multithreading #JavaDeveloper #Programming

💻 Java Practice – Arrays with Methods Saturday I worked on combining Java methods with array-based logic. Practiced: • Passing an array to a method • Writing a method to calculate the sum of an array • Finding the largest element using a method • Reversing an array through a method This helped connect DSA problem-solving with structured Java programming. Small exercises like these make it easier to understand how logic and program design work together. #Java #DSA #ProgrammingFundamentals #LearningInPublic #DeveloperJourney

Many developers ask: Why do Java Collections not support primitive data types? The reason is that Java Collections work with objects, not primitives. To handle primitive values, Java uses Wrapper Classes like Integer, Double, and Character. Example: int → Integer double → Double char → Character This process is called Autoboxing and Unboxing. Understanding such small concepts can make a big difference in mastering Java. 🚀 #CoreJava #JavaTips #Programming #JavaDeveloper

“Finally, final is actually final” — Java 26 update 👀 Came across this recently, and honestly, I didn’t even realize before that final had some edge cases where it didn’t behave as strictly as we’d expect. Looks like Java 26 is making things more consistent now. I actually like these kinds of improvements: -clearer behavior -fewer surprises in code -easier to reason about things Goes to show there’s always something new to learn, even in concepts we think we already know 🙂 #Java #Java26 #Programming #Developers #Learning