🚀 Mastering Java Through LeetCode 🧠 Day 28 Today I solved an interesting Medium-level problem that strengthens understanding of Linked Lists & Two Pointer Technique 💡 📌 LeetCode Problem Solved Today: Q.2095 Delete the Middle Node of a Linked List 🔍 Problem Summary: Given the head of a linked list, the task is to delete the middle node and return the modified list. The middle is calculated using 0-based indexing (⌊n/2⌋). ⚡ Approach Used: I used the Slow & Fast Pointer technique: Slow pointer moves 1 step at a time Fast pointer moves 2 steps When fast reaches the end, slow points to the middle node Then we simply remove that node by adjusting pointers. 💻 Key Learning: Efficient traversal without counting nodes Importance of pointer manipulation in Linked Lists Handling edge cases (like single node) 📈 Consistency is the key! Improving problem-solving skills one day at a time 💪 #leetcode #dsa #java #linkedlist #coding #programming #softwareengineering #developers #codingchallenge #100daysofcode #tech #interviewpreparation #computerscience #codingjourney #learning #growth #motivation #placements #fresherjobs
Delete Middle Node of Linked List with Java
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🚀 Day 27 of My Java Learning Journey 📌 Topic: Final Variable in Java Today I explored the "final" keyword and how it helps in creating constant values in Java. 🔹 What is a Final Variable? A final variable is a variable whose value cannot be changed once it is assigned. 👉 Simple: Final = Fixed (No Change Allowed) 🔹 Why it matters? ✔ Prevents accidental changes ✔ Makes code more secure ✔ Improves reliability ✔ Useful for constants Aman Soni 🔹 Example Insight: Once a value is assigned using "final", trying to change it will give an error ❌ 💡 Think of it like your Aadhaar number — fixed for life! 📈 Small concepts like these build a strong programming foundation. #Java #CodingJourney #100DaysOfCode #Programming #Developers #Learning #Tech #JavaBasics
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Today I created a new video on my YouTube channel where I explained the Java Hello World program, basic structure, and how to take user input using Scanner. As a beginner, understanding these fundamentals is very important to build a strong base in programming. In this video, I covered: ✔ Java basic structure ✔ Hello World program execution ✔ Use of main() method ✔ Taking input using Scanner I am trying to improve my teaching and content creation skills step by step 💻 Your feedback and support will mean a lot 🙌 #Java #Programming #LearnJava #Coding #SoftwareDevelopment #Students #BCA #Beginner #Tech #Developer #JavaDeveloper #LearningJourney
Java First Program | Hello World + User Input (Scanner) Explained
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🚀 Day 35 – Mastering Java Exception Handling Today I learned one of the most powerful concepts in Java — the "throw" keyword 💡 🔹 What is "throw"? 👉 It is used to manually throw an exception based on a condition 🔹 Why it matters? ✔ Gives control to the programmer ✔ Helps in handling invalid conditions effectively ✔ Makes code more secure and logical 🔹 Key Learning Points: ✅ "throw" is used inside methods ✅ It throws only one exception at a time ✅ After "throw", remaining code does not execute ✅ Works best with "if" conditions Aman Soni Vidhya Code Gurukul 🔹 Example Insight: 👉 If age < 18 → throw exception → “Not eligible” ❌ 💭 Learning Reflection: Understanding "throw" made me realize how developers can control program flow and handle errors smartly, instead of relying only on system-generated exceptions. 📌 Step by step, improving my Java fundamentals! #Java #Programming #ExceptionHandling #CodingJourney #BTech #LearningEveryday 💻✨
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📚 Sharing My Learning Today Today I explored an important Java concept — the difference between "super" and "super()" in inheritance. 🔹 "super" helps us access parent class variables and methods. 🔹 "super()" is used to call the parent class constructor and initialize it properly. 💡 This small distinction makes a big difference when writing clean and structured object-oriented code. Learning these fundamentals step by step is helping me build a stronger foundation in programming. 🚀 Would love to hear your thoughts or tips on mastering Java concepts! #Java #OOP #Programming #LearningJourney #Developers #Tech #Coding
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Understanding date and time handling in Java is essential for writing reliable code. This blog covers Date, SimpleDateFormat, and Calendar in a simple, practical way. https://lnkd.in/d-9eZkyb #Java #Programming #Developers #Coding #JavaDeveloper #Learning Vaibhav Singh
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🚀 Exploring JShell – Java Made Interactive! Recently, I explored JShell, an interactive tool introduced in Java that makes learning and testing Java code much easier. ✨ With JShell, we can: ✔ Run Java code instantly without creating full programs ✔ Test logic quickly ✔ Learn Java concepts step-by-step ✔ Improve productivity while coding It feels like a REPL (Read-Evaluate-Print Loop) for Java, making development faster and more interactive. 💡 As a Java learner, I found JShell very helpful for practicing small code snippets and understanding concepts better. Looking forward to exploring more such tools to improve my development skills 🚀 #Java #JShell #Programming #Coding #JavaDeveloper #Learning #Tech #DeveloperJourney
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🚀 Mastering Sequenced Collections in Java (LinkedHashSet & LinkedHashMap) Ever struggled with maintaining insertion order while working with collections? 🤔 That’s where Sequenced Collections in Java come into play! Using classes like LinkedHashSet and LinkedHashMap, we can solve real-world problems where order + uniqueness + performance matter. From removing duplicates while preserving order ➡️ to building LRU Cache and finding non-repeating elements, these collections are incredibly powerful in both interviews and real-time applications 💡 I’ve compiled a set of practical and unique programs demonstrating how these collections can be used effectively. 📄 Attaching a document with all examples — feel free to explore and try them out! #Java #Collections #Java21 #LinkedHashMap #LinkedHashSet #Programming #Developers #Coding #InterviewPrep #TechLearning
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🚀 Day 8 – Understanding Functions and Parameters in Java Today, I learned about functions (methods) in Java, which are very important for writing clean and reusable code. A function is simply a block of code that performs a specific task and can be used multiple times in a program. This helps to reduce repetition and makes the code easier to understand. I started by learning the basic syntax of a function, where we define a return type, function name, and body. Then I moved to functions with parameters, where values are passed into the function to perform operations. This made the concept more practical. Next, I learned about types of parameters: Formal Parameters: These are variables defined in the function. Actual Parameters: These are the values passed when calling the function. 👉 Understanding this difference made it clear how data flows inside a program. Overall, today’s learning helped me understand how to write better and more structured code using functions. 💪 I will keep practicing daily and improve step by step in my coding journey. #Java #Coding #DSA #Learning #Consistency
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Day – Java Learning Update Today I learned about Multiple Inheritance and Hybrid Inheritance in Java. Multiple Inheritance means one class inherits from more than one class Hybrid Inheritance is a combination of two or more types of inheritance But Java does not support multiple and hybrid inheritance using classes Reason → Diamond Problem When two parent classes have the same method Child class gets confused which method to inherit This creates ambiguity Example flow: A → B A → C B + C → D Now D gets same method from B and C → confusion Solution in Java: Java avoids this problem by not allowing multiple inheritance with classes Instead, Java uses interfaces Interfaces provide multiple inheritance without ambiguity Key takeaway: Java focuses on simplicity and avoids confusion in method resolution #Java #JavaFullstack #OOPS #Inheritance #BackendDeveloper #LearningJourney #Programming 10000 Coders Meghana M
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🚀 Leveling Up My Java Skills: From Basics to Advanced Concepts ☕ After building a strong foundation in Java, I’ve started diving into more advanced concepts that make applications more powerful and efficient. 🔍 Here are a few concepts I’ve been exploring: • Object-Oriented Programming (Encapsulation, Inheritance, Polymorphism) • Exception Handling for better error management • Collections Framework (ArrayList, HashMap) • Multithreading for better performance • File Handling and basic I/O operations 💡 One concept I found really interesting is Multithreading — it allows multiple tasks to run simultaneously, improving performance in real-world applications. #Java #AdvancedJava #Programming #SoftwareDevelopment #Coding #LearningJourney #Tech
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