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ASP.NET Core with C#: A Complete Introduction and Practical Example
Jun 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#.
Seating Arrangement Problem
Jun 09, 2026.
Solve the Seating Arrangement Problem: Determine if k people can be seated in empty seats without adjacent occupancy using a greedy approach.
Stock Span Problem – Monotonic Stack Pattern
Jun 09, 2026.
Master the Stock Span Problem with the Monotonic Stack pattern. Efficiently find consecutive days with lower or equal stock prices in O(n) time.
Model Context Protocol (MCP) Security: Preventing Prompt Injection and Tool Hijacking
Jun 08, 2026.
Learn how to secure Model Context Protocol (MCP) applications by preventing prompt injection, tool hijacking, unauthorized access, and other AI security threats using proven enterprise security practices.
Non-Attacking Black and White Knight Arrangements on an n × m Chessboard
Jun 06, 2026.
Learn how to count the number of ways to place a black and white knight on an n x m chessboard so that they do not attack each other. Step-by-step explanation, formula derivation, and efficient Java solution included.
Lexicographically Smallest String After Removing K Characters Using a Monotonic Stack
Jun 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 HashMap
Jun 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 Solution
Jun 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 Explained
Jun 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 Solution
Jun 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 Solution
Jun 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.
Remove K Digits Problem – Greedy Stack Approach to Find the Smallest Number
Jun 05, 2026.
Learn how to solve the “Remove K Digits” problem using a greedy monotonic stack approach. This article explains how to efficiently remove k digits from a number string to form the smallest possible result while maintaining digit order, along with a Java implementation and clear intuition.
Entity Framework Core Interceptors: Real-World Use Cases and Examples
Jun 05, 2026.
Learn Entity Framework Core Interceptors with real-world examples. Implement auditing, soft deletes, SQL logging, and performance monitoring in EF Core applications.
AI Agent Security Risks Every Developer Should Understand
Jun 05, 2026.
Learn the most important AI agent security risks including prompt injection, data leakage, excessive permissions, and secure AI development best practices.
SQL Server Performance Tuning Techniques for Modern Applications
Jun 05, 2026.
Learn SQL Server performance tuning techniques including indexing, query optimization, execution plans, statistics management, and database best practices.
SQL Server Performance Tuning Techniques for Modern Applications
Jun 05, 2026.
Learn how to build scalable background services using .NET Worker Services. Process queues, run scheduled jobs, and create reliable cloud-native applications.
Clean Architecture in .NET: Benefits, Challenges, and Implementation Guide
Jun 05, 2026.
Learn Clean Architecture in .NET with practical examples. Explore its benefits, challenges, implementation approach, and best practices for scalable applications.
AI Agent Security Risks and Best Practices Every Developer Should Know
Jun 04, 2026.
Learn the top AI agent security risks, including prompt injection, data exposure, and excessive permissions, along with best practices for building secure AI systems.
Azure Managed Identity Explained with Real-World Examples
Jun 03, 2026.
Learn Azure Managed Identity with real-world examples. Discover how to securely access Azure resources without storing passwords, secrets, or connection strings.
SQL Join Optimization: Improve Query Performance on Large Tables
Jun 03, 2026.
Learn SQL Join Optimization techniques to improve query performance on large tables using indexes, execution plans, filtering, and SQL Server best practices.
Database Connection Pooling Explained with Examples
Jun 03, 2026.
Learn Database Connection Pooling with practical examples. Understand how connection pools improve performance, scalability, and database efficiency.
Implementing Row-Level Security in SQL Server
Jun 03, 2026.
Learn how to implement Row-Level Security in SQL Server. Secure data access, restrict rows by user, and simplify multi-tenant application security.
Using the COPY INTO Command to Load Data from Fabric Lakehouse to Fabric Warehouse
Jun 01, 2026.
In this article, I demonstrated how to use the COPY INTO Command to Load Data from Microsoft Fabric Lakehouse to Fabric Warehouse
Stop Prompt Injection in AI Support Bots
Jun 02, 2026.
Stop Prompt Injection in AI Support Bots
AI Memory Architectures Explained for Developers
May 29, 2026.
Explore AI memory architectures: short-term, long-term, RAG, and context injection. Learn how to build AI that remembers and personalizes experiences.
How Context Windows Are Becoming the New Scalability Problem in AI Applications
May 29, 2026.
Context windows are AI's new scalability bottleneck. Learn how large context impacts cost, latency, & accuracy, and how engineers are optimizing for efficiency.
The Rise of AI Runtime Security for Enterprise Applications
May 29, 2026.
Discover AI runtime security: protect enterprise AI from prompt injection, data leaks, & unauthorized access. Essential for safe, compliant AI deployment.
Understanding Middleware in .NET
May 25, 2026.
Unlock the power of ASP.NET Core! This guide demystifies middleware, explaining request pipelines, custom creation, dependency injection, and best practices. Master the flow!
How OpenAI’s Reasoning Model Solved an 80-Year-Old Geometry Problem
May 22, 2026.
OpenAI's AI model cracked a decades-old geometry problem, showcasing AI's leap into advanced reasoning. This breakthrough signals AI's potential in scientific research.
SQL Injection: Complete Guide with Examples and Proper Solutions
May 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.
Complete Guide to ASP.NET Core API Security
May 21, 2026.
Comprehensive guide to ASP.NET Core API security, covering authentication, authorization, encryption, and best practices from beginner to advanced levels. Protect your APIs!
MCP Is the Problem When It Becomes the Enterprise Agent Architecture
May 19, 2026.
MCP simplifies AI agent integration, but prioritizing connectivity over governance creates risks. Enterprise AI needs control first, then tool connection.
AI Hallucinations in Production Apps: Real Problems Developers Face
May 15, 2026.
AI hallucinations plague production apps. Learn how developers combat false outputs, RAG, prompt engineering limits, & ensure reliable AI. Essential reading!
Count of repeating character patterns in a string using MySQL
May 13, 2026.
Discover how to count repeating character patterns in strings using MySQL. This tutorial provides a step-by-step guide with code examples for text analysis and pattern recognition.
Secure AI Development: Best Practices for Enterprise Software Teams
May 13, 2026.
Explore secure AI development best practices for enterprise software teams. Learn to mitigate risks like prompt injection, data leakage, and supply chain vulnerabilities.
AI Security Explained: Protecting Applications in the Agentic AI Era
May 12, 2026.
Explore AI security in the agentic era. Learn about prompt injection, data leakage, AI malware, and best practices for building secure AI applications.
Building Secure AI Agents for Enterprise Applications
May 12, 2026.
Learn how to build secure AI agents for enterprise applications. Explore security risks, architectures, and best practices for deploying production-ready AI systems.
AI Security Trends Every Developer Should Watch This Year
May 12, 2026.
Stay ahead of AI security threats! This guide covers prompt injection, AI malware, data poisoning, model theft, and more. Essential reading for developers building secure AI.
Building Secure AI Applications in the Era of Autonomous Systems
May 12, 2026.
Explore AI security in autonomous systems. Learn to mitigate risks like prompt injection, data poisoning, and insecure plugins. Secure your AI applications now!
Design Patterns and How to Use Them in .NET 9 Applications
May 05, 2026.
Master .NET 9 design patterns! Learn Singleton, Factory, Repository, DI, Strategy, Observer, and Mediator. Build scalable, maintainable .NET applications.
How to Implement Soft Delete in SQL Server Using Flag Columns
May 04, 2026.
Implement soft delete in SQL Server using flag columns for data preservation, audit trails, and recovery. Learn best practices, advantages, and real-world use cases.
What is Query Execution Plan in SQL Server and How to Analyze It?
May 04, 2026.
Unlock SQL Server query performance! Learn to analyze execution plans, identify bottlenecks like table scans, and optimize queries with indexes for faster, scalable databases.
Police and Thieves Problem
Apr 30, 2026.
Maximize thieves caught by policemen within distance 'k' using a greedy two-pointer approach. Optimal O(n) solution ensures the closest valid pairs are matched first.
SQL Optimization Techniques
Apr 28, 2026.
SQL Optimization Techniques
Minimum Swaps to Group All 1s Together
Apr 29, 2026.
A detailed guide to solving the “Minimum Swaps to Group All 1s Together” problem using the efficient sliding window technique. Learn how to avoid brute-force swaps by transforming the problem into finding the optimal subarray, along with step-by-step explanation, examples, and C# implementation.
How to Check If a Stored Procedure Exists in SQL Server
Apr 29, 2026.
A comprehensive guide explaining how to check whether a stored procedure exists in SQL Server using multiple methods such as INFORMATION_SCHEMA, sys.procedures, OBJECT_ID, and SSMS UI. The article also highlights practical use cases, best practices, and common issues developers face while validating stored procedures across different environments like development and production.
Buildings with Sunlight
Apr 27, 2026.
Find buildings visible to sunlight using a greedy algorithm! This problem focuses on array traversal, tracking maximums, and handling edge cases like equal heights. A common interview question!
Opposite Sign Pair Reduction
Apr 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 Problem
Apr 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 Difference
Apr 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!
Form the Largest Number
Apr 27, 2026.
Master the largest number problem! Learn how to use custom comparators and greedy algorithms to arrange integers for maximum value. Perfect for coding interviews!
Find H-Index
Apr 27, 2026.
Master the H-Index problem with this guide! Learn the sorting approach to efficiently find the maximum H-index, balancing paper quantity and citations. Includes Java code!
Count Subarrays with K Odd Numbers
Apr 27, 2026.
Master the 'Count Subarrays with K Odd Numbers' problem using the sliding window and 'atMost(k) - atMost(k-1)' technique. Optimize your coding interview prep with this O(n) solution!
How to Connect SQL Server with C# Using Entity Framework Core
Apr 23, 2026.
Learn how to connect SQL Server to your C# application using Entity Framework Core. This tutorial covers setup, migrations, CRUD operations, and common pitfalls.
How to Fix SQL Server Allocation Errors and Recover Corrupted Databases
Apr 23, 2026.
Fix SQL Server allocation errors and recover corrupted databases using DBCC CHECKDB or a professional SQL repair tool. Learn to detect and prevent these errors.
SQL Server Performance Tuning: A Guide for .NET Developers
Apr 21, 2026.
SQL Server Performance Tuning: A Guide for .NET Developers
Length of Longest Cycle in a Directed Graph
Apr 22, 2026.
Learn how to find the length of the longest cycle in a directed graph where each node has at most one outgoing edge. This article explains the concept using a functional graph approach, combined with DFS and timestamp tracking to efficiently detect cycles and compute their lengths in O(V + E) time. Includes a clean Java implementation, step-by-step explanation, and edge case handling—ideal for coding interviews and advanced graph problem practice.
Buy Stock with Transaction Fee
Apr 22, 2026.
Learn how to maximize profit in stock trading when a transaction fee is applied to each trade. This article explains an optimized O(n) dynamic programming approach using two states—buy (hold) and sell (cash)—to efficiently track profit across multiple transactions. Includes a clear Java implementation, step-by-step explanation, and practical insights for coding interviews and real-world problem solving.
How to implement full-text search in SQL Server with example
Apr 22, 2026.
Step-by-Step Implementation with Example
What is database indexing strategy for large-scale applications?
Apr 22, 2026.
Optimize large-scale apps with database indexing! Boost performance, reduce query time, and improve user experience. Learn strategies for efficient data retrieval.
Solving the Two Water Jug Problem in Java
Apr 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.
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 Array
Apr 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.
Check if a Number is a Power of Another Number in Java
Apr 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 Java
Apr 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.
How to Implement Database Triggers in SQL Server with Example
Apr 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.
What is Clustered vs Non-Clustered Index in SQL Server?
Apr 20, 2026.
Unlock SQL Server performance! Master clustered vs. non-clustered indexes. Learn how they work, their differences, and when to use each for optimal database efficiency.
How to Handle Duplicate Records in SQL Queries Efficiently
Apr 20, 2026.
Master SQL duplicate record handling! Learn to identify, remove, and prevent duplicates for improved data integrity and performance. Essential for robust database management.
How to Design Database Indexes for High Performance Queries
Apr 16, 2026.
Boost database performance! Learn to design effective indexes for faster queries. Optimize SQL, MySQL, & PostgreSQL. Avoid common mistakes and scale efficiently.
What is Deadlock in SQL Server and How to Prevent It?
Apr 16, 2026.
Unlock SQL Server deadlock prevention! Learn causes, detection, and step-by-step techniques for optimized database performance and improved user experience.
How to Implement Database Partitioning in SQL Server Step by Step?
Apr 17, 2026.
Boost SQL Server performance! Learn database partitioning step-by-step: filegroups, functions, schemes, and tables. Handle large datasets efficiently and scale easily.
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.
How to Handle NULL Values Efficiently in SQL Queries?
Apr 17, 2026.
Master SQL NULL handling! Learn to use IS NULL, COALESCE, and more to avoid errors, improve data quality, and ensure accurate query results. Essential techniques for robust databases.
What is Database Indexing and How Does It Improve Query Performance?
Apr 13, 2026.
Boost database speed! Learn database indexing: types, benefits, and best practices for faster queries in MySQL, SQL Server, and PostgreSQL. Optimize your database now!
How to Handle Concurrency in SQL Server with Locking Mechanisms?
Apr 13, 2026.
Master SQL Server concurrency! Learn locking, row versioning, isolation levels, and performance tuning to prevent deadlocks and ensure data integrity. Optimize your database!
What Is the Difference Between AddScoped AddTransient and AddSingleton in ASP.NET Core?
Apr 09, 2026.
Unlock ASP.NET Core dependency injection! Master AddTransient, AddScoped, and AddSingleton lifetimes for scalable, high-performance apps. Avoid common pitfalls!
Implementing Clean Architecture in a .NET 10 Solution Guide
Apr 09, 2026.
Master Clean Architecture in .NET 10! This guide provides a step-by-step approach with practical examples for building scalable, testable, and maintainable applications.
What Are Primary Constructors in C# 12 and Their Benefits?
Apr 08, 2026.
Discover C# 12's primary constructors! Simplify code, boost readability, and reduce boilerplate. Learn how they streamline data models and dependency injection.
How to Optimize LINQ Queries in Entity Framework Core to Avoid the N+1 Problem
Apr 08, 2026.
Boost EF Core performance! Learn to optimize LINQ queries, avoid the N+1 problem with eager loading, projections, and more. Build faster, scalable apps now!
How to Use Raw SQL Queries Safely in Entity Framework Core
Apr 08, 2026.
Safely use raw SQL in Entity Framework Core! Learn how to prevent SQL injection with parameterized queries, FromSqlInterpolated, and input validation for secure .NET apps.
How to Connect Power BI to a SQL Server Database and Visualize Data?
Apr 07, 2026.
Unlock data insights! Learn to connect Power BI to SQL Server, load data, and create interactive dashboards. Visualize sales, trends, and key metrics easily.
How to Use Angular Services and Dependency Injection Effectively
Apr 06, 2026.
Master Angular services & dependency injection (DI) for scalable apps! Learn with real examples, best practices, and avoid common pitfalls. Build cleaner, testable code.
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 a Database Transaction and How to Use It in SQL
Apr 06, 2026.
Master SQL transactions! Learn how to use BEGIN, COMMIT, and ROLLBACK to ensure data consistency and reliability. Understand ACID properties and best practices.
What Is the Difference Between Clustered and Non-Clustered Index in SQL Server?
Apr 06, 2026.
Unlock SQL Server performance! Learn the key differences between clustered and non-clustered indexes, boosting query speed and database efficiency. Master indexing!
How to Design a One-to-Many Relationship in SQL Server
Apr 06, 2026.
Master SQL Server one-to-many relationships! Learn to design databases with foreign keys, ensuring data integrity and efficient querying. Includes examples & best practices.
Difference Between Azure SQL Database and SQL Server on Azure VM
Apr 03, 2026.
Understand the key differences between Azure SQL Database (PaaS) and SQL Server on Azure VM (IaaS). Choose the right option for scalability, control, and cost.
How to Use Joins in SQL With Real World Examples
Apr 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.
Difference Between WHERE and HAVING Clause in SQL?
Apr 03, 2026.
Unlock the power of SQL filtering! Learn the key differences between WHERE and HAVING clauses, when to use each, and how to optimize your queries for peak performance.
What Are Stored Procedures in SQL Server and How to Use Them
Apr 03, 2026.
Master SQL Server Stored Procedures! Learn to create, execute, and optimize them for improved performance, security, and code maintainability. Step-by-step guide.
What Is Prompt Injection in MCP Servers and How to Defend Against It?
Apr 02, 2026.
Learn about prompt injection attacks in MCP AI systems & how to defend against them. Protect your AI from data leaks & unauthorized actions. Secure your MCP server!
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 is Indexing in SQL Server and How It Improves Performance?
Apr 01, 2026.
Unlock SQL Server's potential! Learn indexing: boost query speed, understand clustered/non-clustered types, and optimize performance. A must-read for database efficiency!
How to Connect ASP.NET Core Web API to SQL Server Step by Step
Mar 31, 2026.
Learn how to connect your ASP.NET Core Web API to SQL Server step-by-step using Entity Framework Core. Build robust, data-driven applications with ease and efficiency.
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!
What Skills Do Employers Look for in Interns?
Mar 30, 2026.
Discover the top skills employers look for in interns, including learning ability, communication, problem solving, and AI skills. A complete guide to help students get internships faster.
How to Secure Context Windows Against Prompt Injection in Apps
Mar 30, 2026.
Secure your RAG apps! Learn to defend against prompt injection in multi-tenant systems. Implement context control, data sanitization, and tenant isolation.