Java ArrayList vs Vector: Performance vs Thread Safety

PROBLEM #10 ⚡ , MOVE ZEROES, in #leetcode by using two pointer method. swapping the non zeroes to the left and the zeroes to the right. time complexity - o(n); #problemsolving #dsa #arrays #geeksforgeeks #java #programming #computerscience #developer #datastructuresandalgorithms

Learning Polymorphism helped me understand how a single interface can represent multiple behaviors. In Java, the same method can perform different tasks depending on the object — making code more flexible, reusable, and powerful. Every new concept is another step toward becoming a better developer. 💻✨ #Java #Polymorphism #ObjectOrientedProgramming #CodingJourney #LearningEveryday #Programming #DeveloperLife

📚 Understanding Association in Object-Oriented Programming (OOP) In Java, Association represents a relationship between two classes where objects interact with each other. It is mainly divided into two types: 🔹 Aggregation (Weak Relationship) The secondary object can exist independently of the primary object. Example: A mobile phone and a charger. Even if the phone is lost, the charger can still be used. 🔹 Composition (Strong Relationship) The secondary object is completely dependent on the primary object. Example: A mobile phone and its operating system. If the phone is destroyed, the OS cannot exist separately. Understanding these relationships helps in designing better object-oriented systems with clear structure and maintainability. #Java #OOP #Association #Aggregation #Composition #Programming #SoftwareDevelopment

🚀 New Post in my #TechnicalScripter2026 Series! Understanding the difference between == and .equals() in Java is essential for every developer. In this post, I explain how both work and when to use them while comparing objects. 🔗 Read the post here: https://lnkd.in/gmbmdmK6 #Java #Programming #CodingTips

📌 Understanding the Fundamentals of Java For Loop A for loop is one of the most powerful control structures used for iteration. It operates based on three key components: 1️⃣ Initialization – Defines the starting point 2️⃣ Condition – Determines when the loop should stop 3️⃣ Step (Update) – Controls how the loop progresses 🔄 Execution Flow: Initialization → Condition → Execute → Step → Repeat 📈 Types of Iteration: • Forward Loop → Increment (i++) → Example: 1 to 9 • Backward Loop → Decrement (i--) → Example: 9 to 1 💡 Key Insight: A for loop is essentially movement across a number line with a defined start, end, and step. This simple visualization helps in understanding: ✔ Loop control ✔ Iteration logic ✔ Avoiding infinite loops #Java #SoftwareDevelopment #Programming #Coding #TechLearning

Learn Programming with Arrays, Lists, Sets and Maps with Practical Examples Session 1: Concept of Arrays in Java | Programming with Arrays, Lists, Sets and Maps Series Learn It Easy: https://lnkd.in/gad2uaM3 #arrays #programming #automationtesting #sets #maps #lists #java #learntocode #seleniumwebdriver #dezlearn #dezinnia #happylearning

Solved 12 Pattern Programming Questions in Java today 💻 Pattern problems always look simple, but they really help improve logic building, loops understanding, and problem-solving skills. Consistent daily practice is helping me become more confident with Java fundamentals. Learning step by step and moving forward 🚀 #Java #Programming #CodingPractice #ProblemSolving #LearningJourney

Java | Arrays | Sum of Array Elements 🧠 Problem: Given an array, find the sum of all elements. 💻 Approach: Iterate through the array and keep adding each element to a running sum. ⏱ Time Complexity: O(n) 📦 Space Complexity: O(1) 📂 Explore more: #JavaProblems #Arrays #CodingPractice #DSA #Programming 📌 Follow QSolutions for daily coding practice 🚀

Day 31/100 – Revisiting Java Arrays & Enhanced For Loop ☕ Today I revisited the Enhanced For Loop (for-each loop) in Java while practicing array traversal. Instead of using indexes like a traditional for loop, the enhanced loop lets us directly iterate through each element of the array, making the code cleaner and easier to read. Example idea: for(int num : arr) → goes through each element one by one. Key takeaways: • Cleaner way to traverse arrays and collections • Reduces chances of index-related errors • Makes code more readable and concise Small concepts like these build a stronger programming foundation over time. Still learning. Still consistent. 🚀 #100DaysOfCode #Java #Programming #CodingJourney #SoftwareDevelopment #Consistency #LearningInPublic

📚 New article just published on SYUTHD! 🔖 Java 25 Performance Guide: Leveraging Value Objects to Reduce Heap Overhead by 60% 🏷️ Category: Java Programming 📖 Full article → https://lnkd.in/gct9G9rH 👉 Follow our page for more tech tutorials: https://lnkd.in/gsJDptPM 💬 Telegram: https://t.me/nisethtechno 👍 Facebook: https://lnkd.in/gsKv3Dyn #JavaProgramming #Tech #Tutorial #Programming #TechBlog #2026