java-examples

Resources

ASP.NET Core with C#: A Complete Introduction and Practical ExampleJun 08, 2026. Discover the fundamentals of ASP.NET Core and C# in this beginner-friendly guide. This article explains the key features of ASP.NET Core, including its cross-platform capabilities, high performance, and built-in dependency injection, while demonstrating how to build a simple RESTful Web API with practical code examples. Whether you're new to web development or looking to strengthen your backend development skills, this tutorial provides a solid foundation for creating modern, scalable, and secure applications using ASP.NET Core and C#.
C# 15 New Features Explained with Practical ExamplesJun 09, 2026. Explore C# 15's new features: enhanced collections, pattern matching, primary constructors, and more for cleaner, productive development.
Lexicographically Smallest String After Removing K Characters Using a Monotonic StackJun 05, 2026. Learn how to find the lexicographically smallest string after removing K characters using a monotonic stack in Java. Includes explanation, dry run, and optimized O(n) solution.
Palindrome Pairs in an Array of Strings – Java Solution with HashMapJun 05, 2026. Learn how to solve the Palindrome Pairs problem using HashMap and palindrome prefix-suffix checking. Includes intuition, dry run, complexity analysis, and optimized Java code.
Candy Problem in Java – Greedy O(n) Time and O(1) Space SolutionJun 05, 2026. earn how to solve the Candy problem using an optimal greedy algorithm. Includes intuition, dry run, complexity analysis, and Java solution with O(n) time and O(1) space.
Expression Contains Redundant Bracket or Not – Java Stack Solution ExplainedJun 05, 2026. Learn how to detect redundant brackets in an expression using a stack. Includes intuition, dry run, complexity analysis, and optimized Java O(n) solution.
Next Element With Greater Frequency – Java O(n) Stack SolutionJun 05, 2026. Learn how to solve the Next Element With Greater Frequency problem using HashMap and Monotonic Stack. Includes intuition, dry run, complexity analysis, and optimized Java solution.
Count Subset With Target Sum II – Meet in the Middle Java SolutionJun 05, 2026. Learn how to solve Count Subset With Target Sum II using the Meet in the Middle technique. Includes intuition, dry run, complexity analysis, and optimized Java code.
ASP.NET Core Endpoint Filters: A Complete Developer GuideJun 05, 2026. Learn ASP.NET Core Endpoint Filters with practical examples. Understand validation, logging, endpoint interception, and best practices for Minimal APIs.
Building AI Agents with Model Context Protocol (MCP) Step by StepJun 05, 2026. Learn how to build AI agents with Model Context Protocol (MCP). Explore MCP architecture, tools, servers, clients, and step-by-step implementation examples.
Entity Framework Core Interceptors: Real-World Use Cases and ExamplesJun 05, 2026. Learn Entity Framework Core Interceptors with real-world examples. Implement auditing, soft deletes, SQL logging, and performance monitoring in EF Core applications.
C# Source Generators: Improving Performance and Reducing Boilerplate CodeJun 05, 2026. Learn C# Source Generators with practical examples. Discover how compile-time code generation improves performance and reduces boilerplate code in .NET applications.
How to Use Semantic Kernel for AI Application DevelopmentJun 05, 2026. Learn how to use Semantic Kernel for AI application development in .NET. Build chatbots, AI assistants, RAG applications, and intelligent workflows.
ASP.NET Core Endpoint Filters: Complete Guide with ExamplesJun 03, 2026. Learn ASP.NET Core Endpoint Filters with practical examples. Understand validation, logging, authorization, performance monitoring, exception handling, and best practices for Minimal APIs.
Azure Managed Identity Explained with Real-World ExamplesJun 03, 2026. Learn Azure Managed Identity with real-world examples. Discover how to securely access Azure resources without storing passwords, secrets, or connection strings.
Feature Engineering in Machine Learning: Techniques and ExamplesJun 03, 2026. Learn Feature Engineering in Machine Learning with practical examples. Explore feature creation, transformation, selection, encoding, scaling, and best practices.
Principal Component Analysis (PCA) Explained for BeginnersJun 03, 2026. Learn Principal Component Analysis (PCA) for beginners with practical examples. Understand dimensionality reduction, explained variance, PCA implementation, and best practices.
Handling Imbalanced Datasets in Machine Learning ProjectsJun 03, 2026. Learn how to handle imbalanced datasets in machine learning using SMOTE, oversampling, undersampling, class weighting, and evaluation metrics with examples.
FastAPI Tutorial: Build High-Performance REST APIs in PythonJun 03, 2026. Learn FastAPI with step-by-step examples. Build high-performance REST APIs in Python using FastAPI, Pydantic, async programming, and automatic documentation.
TypeScript Interfaces vs Type Aliases: Complete ComparisonJun 03, 2026. Learn the differences between TypeScript Interfaces and Type Aliases. Compare features, use cases, examples, and best practices for modern TypeScript projects.
Flutter Hive Database Tutorial for Local StorageJun 03, 2026. Learn Flutter Hive Database with step-by-step examples. Store local data, user preferences, and offline content efficiently using Hive in Flutter apps.
Database Connection Pooling Explained with ExamplesJun 03, 2026. Learn Database Connection Pooling with practical examples. Understand how connection pools improve performance, scalability, and database efficiency.
Linux systemd Tutorial: Create and Manage Custom ServicesJun 03, 2026. Learn Linux systemd with step-by-step examples. Create, manage, monitor, and automatically start custom services on Linux servers.
Async and Await in C# for BeginnersMay 29, 2026. Unlock the power of asynchronous programming in C#! This beginner's guide explains async and await with clear examples, boosting app responsiveness and performance. Learn to handle long-running tasks efficiently.
LLMs.txt Explained: The Ultimate 2026 Guide to AI Search, GEO, AI Crawlers, and LLM OptimizationMay 22, 2026. Learn what LLMs.txt is, how it works, how to optimize websites for ChatGPT, Gemini, Claude, and Perplexity, and whether LLMs.txt actually improves AI visibility in 2026. Includes examples, templates, best practices, architecture, FAQs, and implementation strategies.
How to create a Power Apps Code App: Setup Guide with Hello World ExampleMay 21, 2026. Discover Power Apps Code Apps! This guide shows you how to set up your first project using a code-first approach with React, TypeScript, and the Power Platform CLI. Build modern, scalable apps with ease!
SQL Injection: Complete Guide with Examples and Proper SolutionsMay 21, 2026. Master SQL Injection: Understand attack types, real-world examples, and robust solutions. Learn to protect your applications with best practices and secure code.
C# 14 New Features Explained with Real-World ExamplesMay 18, 2026. Explore C# 14's powerful new features with real-world examples! Boost productivity, reduce boilerplate, and enhance performance in your .NET applications.
Reverse Engineering an API in .NET Core – Complete Practical ExampleMay 19, 2026. Master API reverse engineering in .NET Core! Learn to analyze undocumented APIs, recreate functionality, and integrate with systems using practical examples and tools.
AI Agents Explained: Architecture, Workflow, and Real-World ExamplesMay 12, 2026. Explore AI Agents: architecture, workflow, and real-world examples. Learn how they reason, plan, and automate tasks, revolutionizing software development.
Understanding Azure Resource Manager (ARM) with Practical ExamplesMay 08, 2026. Master Azure Resource Manager (ARM) for infrastructure as code! Automate deployments, ensure consistency, and scale efficiently. Examples included!
Stop Burning Your AI Tokens: Top 25 Ways To Reduce LLM Token CostsApr 30, 2026. Learn the top 25 practical ways to reduce Claude AI token costs with real examples, bad vs good prompt comparisons, smarter AI workflows, and context engineering strategies for everyday users and businesses.
Smallest Window Containing ‘0’, ‘1’, and ‘2’Apr 27, 2026. Master the Sliding Window technique! This guide solves the 'Smallest Window Containing 0, 1, and 2' problem with clear explanations, examples, and Java code. Find the shortest substring efficiently!
Opposite Sign Pair ReductionApr 27, 2026. Master the 'Opposite Sign Pair Reduction' problem! Learn how to efficiently reduce an array using a stack-based approach, simulating collisions. Includes Java code & complexity analysis.
Rotten Oranges ProblemApr 27, 2026. Solve the Rotten Oranges problem using multi-source BFS! Find the minimum time to rot all fresh oranges in a grid. Learn the BFS approach with Java code and complexity analysis.
Chocolates Pickup (Two Robots Problem)Apr 27, 2026. Solve the classic 'Chocolates Pickup' problem with 3D Dynamic Programming! Maximize chocolate collection by two robots moving simultaneously. Java solution included.
Partitions with Given DifferenceApr 27, 2026. Solve partition problems by transforming them into subset sum problems! This DP approach efficiently counts subsets with a specific difference. Learn the key formula!
Stream First Non-Repeating CharacterApr 27, 2026. Solve the streaming first non-repeating character problem using a queue and frequency array. Learn the algorithm, Java code, complexity, and key takeaways for interviews.
Max Sum Subarray of Size KApr 27, 2026. Master the sliding window technique to find the maximum sum subarray of size K. This guide provides a clear explanation, Java code, and complexity analysis.
Count Distinct Elements in Every WindowApr 27, 2026. Master the sliding window technique! Learn how to efficiently count distinct elements in every window of an array using a HashMap. Java solution and complexity analysis included.
Number of Ways to Arrive at Destination Apr 22, 2026. Master Dijkstra's Algorithm to find the shortest path and count unique routes to a destination in a weighted graph. Includes Java code and complexity analysis.
How to implement full-text search in SQL Server with exampleApr 22, 2026. Step-by-Step Implementation with Example
Solving the Two Water Jug Problem in JavaApr 21, 2026. A complete guide to solving the Two Water Jug problem in Java. Learn how to calculate the minimum number of operations to measure a specific amount of water using two jugs, including code explanation, execution steps, and sample outputs.
Difference Between Sealed Class and Static Class in C# with Examples?Apr 21, 2026. Learn the key differences between sealed class and static class in C# with simple examples, real-world use cases, and when to use each for better performance and design.
How to Implement K-Nearest Neighbors (KNN) Algorithm Step by StepApr 21, 2026. Learn how to implement K-Nearest Neighbors (KNN) algorithm step by step with simple explanation, examples, Python code, and best practices for machine learning beginners.
How to Implement Drag and Drop Functionality in JavaScript Step by StepApr 21, 2026. Learn how to implement drag and drop functionality in JavaScript step by step using HTML5 drag events with simple examples and best practices for beginners.
How to Implement Optimistic Concurrency Control in SQL Server?Apr 21, 2026. Learn how to implement optimistic concurrency control in SQL Server step by step using RowVersion with examples, conflict handling, and best practices.
What is Database Denormalization and When Should You Use It?Apr 21, 2026. Learn what database denormalization is, how it works, and when to use it with real-world examples, advantages, and best practices for performance optimization.
Flip to Maximize 1s in an ArrayApr 21, 2026. Learn how to solve the Flip to Maximize 1s problem in Java. This article explains step-by-step how to find the maximum number of 1s in a binary array after flipping at most one subarray, including code explanation, execution, and examples.
What is Rate Limiting Algorithm (Token Bucket vs Leaky Bucket) and How Do They Work?Apr 21, 2026. Learn what rate limiting algorithms are, including Token Bucket vs Leaky Bucket, how they work, differences, use cases, and best practices for web applications.
Check if a Number is a Power of Another Number in JavaApr 21, 2026. Learn how to determine if a number y is a power of another number x in Java. This article explains the step-by-step logic, edge cases, Java code implementation, and example outputs for the “Check for Power” problem.
Remove Spaces from a String (Java)Apr 21, 2026. Learn how to remove all spaces from a given string in Java while preserving the order of characters. This article explains a simple O(n) solution using StringBuilder, along with step-by-step logic and examples.
Toeplitz Matrix Check in JavaApr 21, 2026. Learn how to check whether a given matrix is a Toeplitz matrix in Java. This article explains the diagonal-constant property, step-by-step logic, code implementation, and examples with output for better understanding.
Difference Between ref and out Parameters in C# with Examples?Apr 20, 2026. Unlock the power of ref and out parameters in C#! Master passing arguments by reference, modifying existing values with ref, and returning multiple values with out. Enhance your C# coding skills!
How to Implement Custom Model Binder in ASP.NET Core with ExampleApr 20, 2026. Master custom model binding in ASP.NET Core! Learn to handle complex data, parse custom formats, and gain full control over data mapping with our step-by-step guide.
How to Implement Database Triggers in SQL Server with ExampleApr 20, 2026. Learn how to implement SQL Server database triggers step-by-step with real-world examples. Automate tasks like logging, validation, and auditing. Improve data consistency and enforce business rules efficiently. Discover best practices and avoid common pitfalls.
Difference Between yield return and return in C# with Examples?Apr 17, 2026. Unlock the power of C#! Discover the difference between `return` and `yield return` for efficient data handling. Learn when to use each for optimized memory and performance in your applications. Master lazy execution!
How to Configure Ingress Controller in Kubernetes with ExampleApr 17, 2026. Master Kubernetes Ingress! This guide simplifies Ingress Controller configuration with a practical NGINX example, enhancing routing, scalability, and cost efficiency.
What is Stored Procedure vs Function in SQL with Examples?Apr 17, 2026. Unlock the power of SQL! Learn the key differences between Stored Procedures and Functions with examples. Optimize database operations and boost performance. Discover when to use each for efficient, scalable applications.
Difference Between readonly and const in C# with Examples?Apr 16, 2026. Understand the crucial differences between `readonly` and `const` in C#. Learn when to use each keyword for optimal code clarity, performance, and maintainability in C# applications.
How to Implement Unit Testing in .NET using xUnit with ExampleApr 16, 2026. Master .NET unit testing with xUnit! Learn to write effective tests, catch bugs early, and improve code quality. Includes practical examples and best practices.
Difference Between Record and Class in C# with Examples?Apr 15, 2026. Unlock the secrets of C#! Discover the key differences between records and classes, including mutability, equality, and use cases. Write cleaner, safer code!
How to Implement FluentValidation in ASP.NET Core with ExampleApr 15, 2026. Learn how to implement FluentValidation in ASP.NET Core for robust input validation. Improve code quality, maintainability, and user experience with clean, structured rules.
What is Eventual Consistency in Distributed Systems with ExampleApr 15, 2026. Explore eventual consistency in distributed systems! Learn how it balances speed, scalability, and availability, with real-world examples and practical use cases. A must-read for developers!
Difference Between Span and Memory in C# with Examples?Apr 14, 2026. Unlock C# performance! Master Span and Memory for efficient memory management. Learn when to use each for faster, scalable .NET applications. Includes examples!
How to Map DTOs Using AutoMapper in .NET with ExampleApr 14, 2026. Simplify .NET object mapping with AutoMapper! Learn how to use DTOs to protect data, reduce code, and improve API performance with our step-by-step guide.
What is CAP Theorem in Distributed Systems with ExampleApr 14, 2026. Understand the CAP Theorem: Consistency, Availability, Partition Tolerance. Learn trade-offs in distributed systems with real-world examples. Essential for system design.
What is Debounce and Throttle in JavaScript with Examples?Apr 13, 2026. Optimize JavaScript performance! Learn Debounce & Throttle techniques with examples. Control function execution on events like scrolling & typing for smoother apps.
Types of RAG in n8n (Complete Guide with Real Examples)Apr 13, 2026. Master Retrieval-Augmented Generation (RAG) in n8n with this practical guide. Learn Naive, Advanced, Adaptive, Multi-Agent, Hybrid, and Self-Reflective RAG with real-world examples. Build powerful AI workflows, improve accuracy, and create scalable automation using vector databases, embeddings, and LLMs
Getting Started with Kotlin: A Modern Programming Language for DevelopersApr 13, 2026. Discover Kotlin, a modern language by JetBrains, ideal for Android, web, and server-side development. Concise, safe, and interoperable with Java. Boost your productivity!
OOP in C# — Deeper Understanding for FreshersApr 10, 2026. Unlock the power of OOP in C#! This beginner-friendly guide simplifies encapsulation, inheritance, polymorphism, and abstraction with real-world examples. Build better C# applications!
From APIs to Autonomous Systems: Understanding the Microsoft Agent FrameworkApr 08, 2026. Explore Microsoft Agent Framework fundamentals, architecture, and how it enables agent-based systems with .NET and Python support.
How to Handle Exceptions in C# Using Try, Catch, Finally With Real ExamplesApr 07, 2026. Master C# exception handling with try, catch, and finally blocks! Learn to build robust applications, prevent crashes, and improve user experience. Real examples included!
How to Use Window Functions in SQL Server With Practical Examples?Apr 06, 2026. Unlock SQL Server's power with window functions! Learn to calculate rankings, running totals, and more without losing row details. Boost your data analysis skills!
What Is Kotlin and Why Is It Better Than Java for Android Development?Apr 06, 2026. Discover Kotlin, Google's preferred language for Android development. Learn why it's better than Java: cleaner code, null safety, faster development, and modern features. Ideal for new Android projects!
Difference Between Black Box and White Box Testing With Examples?Apr 06, 2026. Explore Black Box vs. White Box testing! Learn the key differences, advantages, and real-world examples of each method to improve software quality. Essential guide!
Difference Between Abstract Class and Interface in C# With ExamplesApr 03, 2026. Explore the nuances of Abstract Classes vs. Interfaces in C#. Learn their key differences, use cases, and real-world examples for better C# development.
Difference Between Supervised and Unsupervised Learning With Examples?Apr 03, 2026. Unlock the power of machine learning! Learn the key differences between supervised and unsupervised learning with clear examples. Master AI concepts now!
How to Create a Custom Hook in React With a Real World ExampleApr 03, 2026. Master React Custom Hooks! Learn to create reusable logic, simplify components, and build scalable apps. Step-by-step guide with real-world examples. Boost your React skills!
How to Use Joins in SQL With Real World ExamplesApr 03, 2026. Master SQL joins! Learn INNER, LEFT, RIGHT, and FULL JOIN with real-world examples. Combine data from multiple tables for powerful insights and reporting.
How to Implement a Binary Search Algorithm in C# With ExampleApr 03, 2026. Master Binary Search in C#! This guide covers iterative & recursive implementations with clear examples, optimization tips, and real-world applications. Boost your search efficiency!
What Is SOLID Principles in Object Oriented Programming With Real ExamplesApr 03, 2026. Master SOLID principles (SRP, OCP, LSP, ISP, DIP) in OOP with real-world C# examples. Write clean, maintainable, and scalable code for robust applications.
How to Create Custom Middleware in ASP.NET Core with Example?Apr 01, 2026. Master ASP.NET Core middleware! Learn to create custom middleware for logging, exception handling, and more. Enhance your web API with clean, reusable code.
How to Handle Transactions in SQL Server with Example?Apr 01, 2026. Master SQL Server transactions! Learn to ensure data integrity with BEGIN, COMMIT, and ROLLBACK. Explore error handling, isolation levels, and best practices for robust database applications.
What are ACID Properties in DBMS with Real-World Example?Apr 01, 2026. Explore ACID properties (Atomicity, Consistency, Isolation, Durability) in DBMS with a real-world banking example. Learn how they ensure reliable database transactions.
Python vs Java: Which Programming Language Should You Choose in 2026?Mar 31, 2026. Python vs Java in 2026: Which language reigns supreme? Explore their differences, use cases, learning curves, and career opportunities to make the right choice.
How to Use Embeddings in AI Applications with Example?Mar 31, 2026. Unlock the power of AI with embeddings! Learn how to convert data into numerical vectors for semantic search, chatbots, and recommendation systems. Practical example included.
What is Normalization in SQL with Real-World Examples?Mar 31, 2026. Learn SQL normalization: a crucial database design technique for eliminating redundancy, ensuring data integrity, and improving scalability. Includes real-world examples!
☕ Java: The Language That Built the Modern Digital WorldMar 26, 2026. Explore Java's enduring legacy! From its 'Write Once, Run Anywhere' promise to powering enterprise systems and Android apps, discover why Java still reigns supreme. ?
How to Use Dependency Injection in .NET 8 with ExamplesMar 25, 2026. Master Dependency Injection in .NET 8! Learn how to build clean, testable, and maintainable applications with practical examples and best practices. Improve your C# code!
Difference Between SQL and NoSQL Databases with Examples?Mar 25, 2026. Explore SQL vs NoSQL databases: understand key differences, use cases, and advantages for modern web applications. Choose the right database for scalability!
Java: A Comprehensive Guide for Modern DevelopersMar 23, 2026. Explore Java's core features, architecture, and applications in modern software development. Discover why Java remains a top choice for developers in 2026.
Why Java Continues to Dominate Modern Software DevelopmentMar 23, 2026. Discover why Java remains a dominant force in modern software development. Explore its evolution, ecosystem, enterprise reliability, and future prospects. A must-read for developers!
What is async and await in C# with ExampleMar 20, 2026. Unlock the power of async/await in C#! Learn how to build responsive, scalable .NET applications with non-blocking asynchronous programming. Includes practical examples!
Understanding Middleware in ASP.NET Core with ExamplesMar 16, 2026. Master ASP.NET Core middleware! Learn how to use Use, Run, and Map to build robust request pipelines. Implement custom middleware for logging, auth, and more.
Power BI RANDBETWEEN DAX Function (With Practical Examples)Mar 12, 2026. Learn how to use the RANDBETWEEN DAX function in Power BI to generate random numbers for testing, demos, and simulations. A quick guide with practical examples!
Designing a Clean React Architecture: Understanding Props, Components, and Page Logic (With Practical Example)Mar 10, 2026. Learn to structure React apps like a pro! This guide covers API, service layers, components, and page logic for scalable, maintainable code. Includes a practical example.
Mastering Axios in React: A Complete CRUD ExampleMar 09, 2026. Learn how to master Axios in React with a complete CRUD example! This tutorial covers fetching, creating, updating, and deleting data using Axios and React Hooks.
Different Types of Database Providers in ASP.NET CoreFeb 27, 2026. Explore the different types of database providers in ASP.NET Core including EF Core, SQL Server, PostgreSQL, MySQL, SQLite, MongoDB, Cosmos DB, Dapper, and ADO.NET. Learn how to choose the right provider with real-world coding examples and best practices for scalable, high-performance applications.
What Is Clean Architecture in .NET With Practical Example?Feb 25, 2026. Master Clean Architecture in .NET! Build scalable, testable, and maintainable applications with clear separation of concerns. Practical examples included.

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