Call by Value vs Call by Reference: A Visual Guide

At a Glance: Strings 📝 In the world of programming, a string is a data type used to store text or characters. Simply put, a string is a sequence of characters, such as "Hello, World!". It is written within quotation marks (" " or ' '). Why Are Strings Important? ✅ Text Data Handling: Essential for storing and processing written information like usernames, addresses, emails, or any textual data. ✅ Ease of Use: Modern programming languages make it very easy to work with strings – you can concatenate, measure length, or search for specific characters/words within a string. ✅ Readable Code: Using strings allows you to add meaningful messages or descriptions to your code, making it more understandable. Strings are used at every level of programming, making it a fundamental concept that is essential to master. #Strings #Programming #DataTypes #LearnToCode #Tech

🚀 Learning OOP Concepts in C++ Today I attempted a question on Runtime Polymorphism & Abstraction. 💡 Key Takeaways: Runtime polymorphism allows method overriding where the function that gets executed is decided at runtime. A class containing a pure virtual function becomes an abstract class, meaning objects of that class cannot be created. Different derived classes can provide different implementations of the same function — for example: Car starts with a key Bike starts with a button Yet both share the same base class method signature. Thanks Code Help Love Babbar for posting this question, it helped me understand runtime polymorphism better! I’m trying to document my learning journey publicly — it keeps me consistent and helps me understand concepts better. > Learning in public > Learning silently. If anyone wants to discuss OOP or C++, happy to connect and learn together! ✨ #cpp #programming #oops #polymorphism #abstraction #learningInPublic #techjourney

How to Use Artificial Intelligence in Spring. Como Usar Inteligencia Artificial en Spring. 👉 https://lnkd.in/ecqJMz-A  #programming #coding #programación #code #webdevelopment #devs #softwaredevelopment #java #springboot #springframework 

What if I told you… you could learn any programming language in just a few hours? Sounds unbelievable, right? But it’s not magic — it’s mindset + method. I’ve broken down a simple roadmap that shows you how to go from zero ➜ confident coder using: 🧩 Core programming concepts ⚙️ Mini hands-on projects 🔥 15-minute daily practice No fancy course. No coding degree. Just focus, curiosity, and consistency. 💡 Whether you’re starting with Python, JavaScript, or C#, this roadmap helps you learn fast, build faster, and master through repetition. 👉 Swipe through the carousel to see how to learn any programming language in hours — and master it in months. #LearnToCode #Programming #CodingJourney #Developers #CodingLife #TechCareer #Motivation #Education #DeveloperCommunity #SelfLearning #Upskilling #CodeNewbie #Productivity #CareerGrowth

🚀 Today’s Learning: Inheritance in Java (OOP Concept) Today, I explored one of the fundamental concepts of Object-Oriented Programming — Inheritance. 🔍 What is Inheritance? Inheritance is the process where one class acquires the properties and behaviors of another class. The class giving the features → Parent Class (Super Class / Base Class) The class receiving the features → Child Class (Sub Class / Derived Class) 💡 Why Inheritance? ✔ Code Reusability – Write once, reuse multiple times ✔ Reduces Development Time & Effort ✔ Improves Maintainability ✔ Boosts Productivity & Efficiency 🌍 Real-World Example Vehicle → Car Vehicle (Super Class): has engine, wheels, brakes, mileage Car (Sub Class): inherits all these and adds extra features like AC, sensors, airbags This concept helps us build smarter, cleaner, and more scalable software systems. see simple code having inheritance. #Java #OOP #Inheritance #LearningJourney #CodingEveryday #SoftwareDevelopment

Learning C++ – Lectures 11 & 12 Today, I explored some important Object-Oriented Programming (OOP) concepts in C++ related to static and instance members. 📘 Lecture 11 – Static vs Instance Variables class Dummy { public: int a; static int k; }; int main() { Dummy d1, d2; d1.a = 5; d1.k = 10; cout << "d2.a = " << d2.a; cout << "d2.k = " << d2.k; } 🧩 Concepts Learned: a → instance variable (unique for every object). k → static variable (shared by all objects). Static members must be defined outside the class using the scope resolution operator: int Dummy::k; Without this definition, the program shows: ❌ undefined reference to Dummy::k d1.a and d2.a are different, but d1.k and d2.k refer to the same memory. 📙 Lecture 12 – Static Member Functions class Dummy { int a; public: void set_a(int x) { a = x; } static void show_a() { cout << "a = " << endl; // ❌ Error } }; int main() { Dummy d1; d1.set_a(5); d1.show_a(); } 🧠 Concepts Learned: Static member functions can only access static variables, not instance variables. Instance member functions can access both static and non-static variables. This helps in managing data that is common for all objects. 🎯 Every lecture is helping me build a deeper understanding of how C++ manages memory and object behavior! #CPlusPlus #LearningEveryday #OOP #ProgrammingJourney #StaticMembers #CodingPractice

Today marks Day 28 of my Java learning journey — and today, I explored an interesting concept — finding how many times each element appears in a sorted array efficiently. Since the array is already sorted, similar elements are grouped together. This makes it possible to count frequencies in a single traversal, without using any additional data structures. Instead of checking every element repeatedly, we simply move through the array once, count consecutive duplicates, and print their frequency. This approach runs in O(n) time complexity and uses O(1) extra space, making it an elegant and optimized solution. Through this, I understood the importance of utilizing data properties — like sorted order — to simplify and speed up problem-solving. Such techniques are widely used in data analysis, compression algorithms, and frequency-based sorting. Learning this strengthened my understanding of loop control, conditional logic, and how efficient thinking transforms code performance. Every new concept is helping me refine my analytical approach and think like a true problem solver. 💡 #Java #Day28 #Coding #LearningJourney #DataStructures #Arrays #Programming #ProblemSolving #LogicBuilding #JavaLearning #Efficiency #Optimization 

𝐋𝐞𝐚𝐫𝐧 𝐂++ 𝐟𝐫𝐨𝐦 𝐒𝐜𝐫𝐚𝐭𝐜𝐡 𝐂𝐨𝐦𝐩𝐥𝐞𝐭𝐞 𝐂𝐨𝐮𝐫𝐬𝐞 𝐰𝐢𝐭𝐡 𝐄𝐱𝐚𝐦𝐩𝐥𝐞𝐬 Start coding with a step-by-step guide made for C++ for beginners. What you’ll master: Setup (VS Code + g++) Syntax, I/O, control flow & loops Functions, arrays/strings/vectors Pointers & memory (simple!) OOP (classes, inheritance, polymorphism) STL algorithms + templates File I/O & exceptions 🎯 Mini Project: Student Score Manager Dive in now 👉 https://lnkd.in/dS-jHfHY #CPlusPlus #Cpp #Programming #STL #OOP #LearnToCode

Women Ascension One Million Leadership 2030 – Understanding and Learning of AI and STEAM – Mentorship Session 5.46 Python Programming for Beginners with Ouacel Kebaili Discussion Focus: Introducing participants to the fundamentals of programming through Python. Understanding key coding concepts such as data types, data structures, and the logic behind programming. Learning how to install and use Integrated Development Environments (IDEs) effectively. Gaining an overview of essential programming terms including modules, packages, libraries, and frameworks. Building a foundation for continuous learning, emphasizing that one workshop is an introduction and further practice is essential for mastering programming skills. https://lnkd.in/gRKe-6hV #Women #Empower #InPower #Leadership #WomenAscensionLeadership2030 #LeadershipForSustainability #UnitedForImpact #SDGs #Python #Programming #STEM #FutureOfWork #Innovation #WomenInTech #WomenInSTEAM #WomenAscension #Global

💻 C Programming Isn’t Outdated — It’s Foundational Most beginners think C programming is outdated. They couldn’t be more wrong. C isn’t old — it’s foundational. It’s the language every great programmer secretly thanks later in life. Here’s why learning C still matters in 2025 👇 🔹 It teaches how computers really work — memory, pointers, architecture. 🔹 You understand what happens under the hood when you write high-level code. 🔹 It builds a problem-solving mindset, not just syntax memorization. 🔹 Almost every modern language — from Python to Rust — borrows from C’s core principles. 🔹 It powers embedded systems, operating systems, and compilers — the things that run our world. Once you learn C, you can pick up any other language in weeks. Skip it, and you’ll always code with training wheels. 🚴♂️ #CProgramming #ProgrammingBasics #TechLearning #CodingJourney #Developers #LearnToCode #SoftwareEngineering