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Null-Conditional Assignment in C# 14
C# 14 introduces null-conditional assignment (?.=), a syntactic sugar that simplifies null checks before assignments. This feature reduces boilerplate code, enhances readability, and aligns assignment semantics with access semantics. Learn how it works, its limitations, and when to use it effectively to avoid potential pitfalls like obscured side effects and debugging challenges. Discover best practices for adopting this feature in your C# projects.
Pushing .NET Performance: Practical Low-Level Programming Techniques in C#
Unlock peak .NET performance with low-level C# techniques! Dive into unsafe code, spans, stackalloc, and P/Invoke to minimize allocations, control memory, and optimize critical paths. Learn when and how to bypass .NET's safety nets for real-time systems, high-frequency trading, and memory-sensitive apps.
Async and Await in C#
This comprehensive guide simplifies complex concepts, demonstrating how to write responsive and scalable applications. Learn to handle I/O-bound and CPU-bound operations efficiently using Tasks and the Thread Pool. Discover practical tips and best practices for avoiding deadlocks and ensuring smooth user experiences in real-world scenarios like e-commerce and banking apps.
All you need to know about switch expression and Modern Pattern Matching
Explore the evolution of the C# switch statement from its traditional constant-based form to the powerful pattern matching capabilities of modern C#. This article covers type patterns, relational patterns, positional patterns, and switch expressions introduced in C# 7.0 and later. Learn how to leverage these features for cleaner, more expressive code and improved conditional logic.
C# Interview Questions
This is a list of the top 50 C# interview questions and answers for C# developers who plan to attend C# and .NET interviews.
What's new in C# 14
C# 14 focuses on developer ergonomics, offering small but impactful improvements that reduce boilerplate and enhance code clarity. Key features include nameof support for unbound generics, implicit Span conversions for performance, simplified lambda parameters with modifiers, field-backed auto-properties, partial constructors/events, extension members, null-conditional assignment, and user-defined compound assignment operators. Upgrade to .NET 10 and C# 14 for increased productivity!
CSharp (C#) and Generative AI: From Legacy Visual Studio to Modern Enterprise AI
Explore the intersection of legacy .NET systems and modern Generative AI. Learn how C# developers are using prompt engineering to bridge the gap between Visual Studio 2005/2006 and .NET 6/7/8, extending the life of older systems while innovating with AI-driven capabilities. Discover hybrid AI scenarios and the future of C# development.
C#: The Versatile Language for Modern Development
Learn C# fundamentals, including key features, setup, cross-platform development, common applications, advantages, limitations, and its role in the .NET ecosystem.
C# Performance Hack: Use record struct for Small, Immutable Models
This optimization avoids heap allocation and provides value-based equality, unlike classes. See how record struct dramatically improves efficiency when comparing immutable objects, offering a significant advantage over traditional classes in specific scenarios.
Coding Reinvented: C# 14, .NET 10, and Visual Studio 2026 Usher in the AI-Native Development Era
Microsoft's 2026 developer stack, featuring C# 14, .NET 10, and Visual Studio 2026, heralds an AI-native development era. These releases redefine coding with expressive syntax, performance enhancements, and deep AI integration. Expect streamlined workflows, improved security, and faster deployments, empowering developers to build smarter and innovate rapidly.
Access Modifiers in C#
Master C# access modifiers (public, private, protected, internal, protected internal, private protected) to control code visibility and build robust, maintainable applications. Learn how to encapsulate data, expose APIs, and manage inheritance effectively. Secure your code and prevent unintended access by understanding these key concepts.
The Null Survival Kit: Understanding C# Null Operators
Master C#'s null operators! This guide explores the null-coalescing operator (??), null-conditional operator (?.), null-forgiving operator (!), and more. Learn how to handle null values safely and write cleaner, more robust code, avoiding dreaded NullReferenceExceptions. Discover modern C# patterns for null checks and assignments, improving code readability and maintainability. From the 'Fallback Friend' to the 'YOLO Operator', understand each operator's purpose and usage.
Elevate Your C# Projects with FSM_API: A New Approach to State Management
Simplify complex C# logic with FSM_API, a high-performance, open-source Finite State Machine library. Eliminate tangled code, improve runtime safety with its cascading degradation system, and gain flexible update control. Perfect for game AI, backend workflows, and UI management.
How Async/Await Really Works in C# : A Beginner-Friendly Guide
Learn how C# async and await work with Task-based asynchronous programming, why they do not automatically create threads, and how they keep apps responsive during I/O operations.
Why ValueTask Can Save You from Async Overhead
Discover how ValueTask in C# can dramatically reduce the performance overhead associated with asynchronous operations. Learn when and why to use ValueTask instead of Task to optimize your async code, minimizing allocations and improving responsiveness. Explore practical examples and best practices for leveraging ValueTask to achieve significant performance gains in your applications, especially in high-throughput scenarios. Understand the nuances of using ValueTask effectively.
Master C# from Basics to Advanced | Complete C# Learning Path with Algorithms & Real-World Skills
Learn C# step by step! From basics to advanced concepts with 20+ algorithms, OOP, LINQ, async, desktop & web app development.
What is the Use of the isNaN Function?
Understand JavaScript's isNaN() function, its quirks, and the safer Number.isNaN(). Learn how to validate numbers and prevent errors in your code. Master NaN checks!
C# Memory Leak
Learn how to prevent memory leaks in C# caused by static event handlers. This guide explains IDisposable, SafeSubscriber, and best practices for managing event subscriptions and garbage collection in .NET.
What are the difference between a function and a method in C# ?
Understanding the difference between a function and a method is crucial for every C# developer. While both perform operations and return results, their usage and context differ. In this article, we’ll explore the distinctions with examples, explain when to use each, and compare them with Java for better clarity.
When To Use ToList() and ToArray()?
Choosing between .ToList() and .ToArray() in C# depends on usage: use .ToList() for collections needing modification; use .ToArray() for fixed-size, read-only collections—optimized in .NET 9 for performance.
When to Use Generic vs Non-Generic Collections in C#
Discover the differences between generic and non-generic collections in C#. Learn their impact on performance, type safety, and usability with examples, helping you choose the right collection for efficient development.
From Stack to Span<T> — A Recap into C#’s Memory
Explore C# memory management, from stack vs heap to structs and contiguous memory. Learn how Span<T> enables efficient slicing without allocations, optimizing performance and reducing GC overhead in modern .NET apps.
Synchronous vs Asynchronous Programming with CPU-bound & I/O-bound Examples
Learn the differences between synchronous and asynchronous programming in C#, explore CPU-bound vs I/O-bound tasks, and master async/await with real-life analogies, examples, performance tips, and a clear comparison table.
Difference Between ref, out, and in Parameters in C#
Learn the difference between ref, out, and in parameters in C#. Understand their usage, advantages, disadvantages, and see full real-world examples.
Structured Logging in .NET: Why You Should Avoid String Interpolation
Structured Logging in .NET: Why You Should Avoid String Interpolation, and string concatenation and use structured logging instead.
Why Readonly Doesn't Make Objects Immutable in C#
Understanding Readonly Accessors and Their Impact on Reference Types in C#.
What are delegates and multicast delegates in C#
Learn what delegates and multicast delegates are in C# with clear explanations, code examples, and use cases. This article explores how delegates enable flexible, type-safe method referencing and how multicast delegates allow chaining multiple method calls.
How to Write Tests in C# in 5 Steps & TDD Explained
Test-Driven Development (TDD) is a software approach where tests are written before code. It ensures clean, maintainable code by following a red-green-refactor cycle and improves software quality through automation.
What are indexers in C#?
Exploring indexers in C# is a powerful feature that lets objects behave like arrays. We'll explain the basics in simple language, compare them to properties, cover multiple examples including overloaded and multi-parameter indexers, and share real-world use cases.
