.NET Programming

How to use correlation IDs in ASP.NET Core MVC

Capture and pass correlation IDs in ASP.NET Core MVC 5 to track HTTP requests that flow through multiple back-end services.

By Joydip Kanjilal

Jul 28, 2021 6 mins

Microsoft .NET Software Development

How to use HTTP logging in ASP.NET Core 6

Take advantage of the HTTP logging middleware in ASP.NET Core to log request and response information with flexibility and ease.

By Joydip Kanjilal

Jul 20, 2021 5 mins

C# Microsoft .NET Software Development

How to use advanced Serilog features in ASP.NET Core MVC

Take advantage of filters and request logging middleware in Serilog to reduce log verbosity and generate useful log summaries in your ASP.NET Core MVC applications.

By Joydip Kanjilal

Jul 13, 2021 8 mins

C# Microsoft .NET Web Development

How to use filters in ASP.NET Core MVCASP.NET Core 5

Take advantage of filters to execute custom code at specific points in the request processing pipeline and avoid code duplication across actions.

By Joydip Kanjilal

Jun 30, 2021 6 mins

C# Microsoft .NET Software Development

How to avoid redundant DI code in ASP.NET Core

Take advantage of base controllers to avoid dependency injection code duplication and enforce the DRY principle in ASP.NET Core MVC.

By Joydip Kanjilal

Jun 23, 2021 6 mins

C# Microsoft .NET Web Development

How to use Razor View Engine in ASP.NET Core MVC

Take advantage of the friendly syntax of Razor View Engine to more easily create views from templates in ASP.NET Core MVC.

By Joydip Kanjilal

Jun 16, 2021 7 mins

C# Microsoft .NET Software Development

How to validate method parameters using PostSharp in C#

Take advantage of aspect-oriented programming using PostSharp to validate method parameters in C#.

By Joydip Kanjilal

Jun 9, 2021 5 mins

APIs C# Microsoft .NET

How to use closures in C#

Take advantage of closures in C# — including anonymous methods, delegates, and lambda expressions — to make your code robust, efficient, readable, and easier to maintain.

By Joydip Kanjilal

Jun 1, 2021 5 mins

C# Microsoft .NET Software Development

How to build AWS Lambda functions in .NET Core

Learn how to use .NET Core and the AWS Toolkit for Visual Studio to build serverless functions and deploy them to AWS Lambda in the Amazon cloud.

By Joydip Kanjilal

May 18, 2021 7 mins

C# Microsoft .NET Serverless Computing

How to read request headers in ASP.NET Core 5 MVC

Learn how to read request headers and work with optional data that is passed between the server and client in ASP.NET Core 5 applications.

By Joydip Kanjilal

May 11, 2021 5 mins

C# Microsoft .NET Web Development

Get started with Blazor in .NET 5

Take advantage of Blazor, Microsoft’s answer to full-stack development, to build rich web apps with C# and .NET Core.

By Joydip Kanjilal

May 5, 2021 5 mins

C# Microsoft .NET Web Development

When to use String vs. StringBuilder in .NET Core

Take advantage of these best practices when working with strings in .NET Core for the optimal performance of your applications.

By Joydip Kanjilal

Apr 27, 2021 7 mins

C# Microsoft .NET Software Development

How to use SortedDictionary, SortedList, and SortedSet in C#

Take advantage of the SortedDictionary, SortedList, and SortedSet classes in C# to store key-value pairs and sort them based on keys.

By Joydip Kanjilal

Apr 20, 2021 7 mins

C# Microsoft .NET Software Development

How to use Parallel.For and Parallel.ForEach in C#

Take advantage of lock-free, thread-safe implementations in C# to maximize the throughput of your .NET or .NET Core applications.

By Joydip Kanjilal

Apr 13, 2021 8 mins

C# Microsoft .NET Software Development

How to avoid GC pressure in C# and .NET

Take advantage of these best practices to avoid memory pressure and improve performance when working in .NET or .NET Core applications.

By Joydip Kanjilal

Apr 6, 2021 9 mins

C# Microsoft .NET Software Development

How to use target typing and covariant returns in C# 9

Learn two of the most important features in C# 9.0 to make your code more concise, readable, flexible, and efficient.

By Joydip Kanjilal

Mar 30, 2021 6 mins

C# Microsoft .NET Software Development

How to use top-level programs in C# 9

Take advantage of the new top-level statements in C# 9.0 to eliminate boilerplate code and make your programs more readable, maintainable, and efficient.

By Joydip Kanjilal

Mar 23, 2021 5 mins

C# Microsoft .NET Software Development

How to use pattern matching in C#

Take advantage of the new relational and logical patterns in C# 9.0 to make your code more readable, maintainable, and efficient.

By Joydip Kanjilal

Mar 15, 2021 6 mins

C# Development Libraries and Frameworks Microsoft .NET

How to work with static anonymous functions in C# 9

Take advantage of static anonymous methods in C# 9 to improve the performance of your .NET applications.

By Joydip Kanjilal

Mar 1, 2021 6 mins

C# Microsoft .NET Software Development

How to use LazyCache in ASP.NET Core MVC 5

Take advantage of LazyCache to improve the performance and scalability of your ASP.NET 5 Core applications in heavy load scenarios.

By Joydip Kanjilal

Feb 22, 2021 6 mins

C# Microsoft .NET Web Development

How to work with record types in C# 9

Take advantage of record types in C# 9 to build immutable types and thread-safe objects.

By Joydip Kanjilal

Feb 15, 2021 8 mins

C# Microsoft .NET Software Development

How to create PDF documents in ASP.NET Core 5

Take advantage of the DinkToPdf and wkhtmltopdf libraries to generate PDF documents from HTML templates in ASP.NET Core 5.

By Joydip Kanjilal

Feb 1, 2021 6 mins

C# Microsoft .NET Software Development

How to use immutable objects in ASP.NET Core MVC 5

Take advantage of init-only setters to make configuration options immutable in ASP.NET Core MVC 5 to avoid unnecessary assignments and eliminate opportunities for errors.

By Joydip Kanjilal

Jan 25, 2021 7 mins

Microsoft .NET Software Development

Dependency injection best practices for ASP.NET Core MVC 5

Learn how to use constructor injection, property injection, method injection, and the service locator pattern in ASP.NET Core MVC 5, along with their caveats.

By Joydip Kanjilal

Jan 18, 2021 9 mins

C# Microsoft .NET Software Development

Singleton vs. static classes in C#

Understand the differences between a singleton class and a static class and when to use which in your applications.

By Joydip Kanjilal

Jan 4, 2021 10 mins

C# Microsoft .NET Software Development

How to handle unknown actions in ASP.NET Core MVC 5

Handle unknown actions elegantly in ASP.NET 5 by creating routes that dynamically map to the views in your application.

By Joydip Kanjilal

Dec 14, 2020 8 mins

C# Microsoft .NET Web Development

How to overload action methods in ASP.NET Core MVC 5

Overloading action methods that use identical HTTP verbs is tricky in ASP.NET Core 5, but there are a number of ways to do it. Let’s explore them.

By Joydip Kanjilal

Dec 7, 2020 7 mins

C# Microsoft .NET Web Development

How to log data to the Windows Event Log in C#

Take advantage of the Windows Event Log to store the log data of your .NET Core applications running on Windows

By Joydip Kanjilal

Nov 30, 2020 7 mins

C# Microsoft .NET Software Development

Use multiple implementations of an interface in ASP.NET Core

How to register multiple implementations of an interface with the IoC container in ASP.NET Core and retrieve a specific service at runtime.

By Joydip Kanjilal

Nov 23, 2020 8 mins

C# Microsoft .NET Software Development

How to use RecyclableMemoryStream in .NET Core

Take advantage of Microsoft.IO.RecyclableMemoryStream to eliminate LOH allocations and avoid memory fragmentation and memory leaks in your .NET Core applications.

By Joydip Kanjilal

Nov 16, 2020 7 mins

C# Microsoft .NET Software Development

How to use ArrayPool and MemoryPool in C#

Take advantage of array pooling and memory pooling in C# to reduce allocations and improve the performance of your applications

By Joydip Kanjilal

Nov 9, 2020 7 mins

C# Microsoft .NET Software Development

How to use the Buffer class in C#

Take advantage of the Buffer class in .NET to improve application performance through faster access to data in memory

By Joydip Kanjilal

Nov 2, 2020 6 mins

C# Microsoft .NET Software Development

How to use HashSet in C#

Take advantage of high-performance HashSet collections for storing unique elements to speed up searches in your applications.

By Joydip Kanjilal

Oct 26, 2020 9 mins

C# Microsoft .NET Software Development

How to use IHttpClientFactory in ASP.NET Core

Take advantage of IHttpClientFactory to create HttpClient instances seamlessly and avoid having to manage their lifetimes manually

By Joydip Kanjilal

Oct 19, 2020 10 mins

C# Microsoft .NET Web Development

How to use the ProblemDetails middleware in ASP.NET Core

Take advantage of the open source ProblemDetails middleware in ASP.NET Core to send clients standardized, machine-readable error messages when exceptions occur

By Joydip Kanjilal

Oct 12, 2020 8 mins

C# Microsoft .NET Software Development

How to create route constraints in ASP.NET Core

You can take advantage of custom route constraints in ASP.NET Core to validate route values and avoid passing unwanted or unnecessary requests to action methods.

By Joydip Kanjilal

Oct 5, 2020 8 mins

C# Microsoft .NET Software Development

How to manage user secrets in ASP.NET Core

Take advantage of user secrets management in ASP.NET Core to prevent the sharing of sensitive application data in your projects

By Joydip Kanjilal

Sep 28, 2020 7 mins

C# Microsoft .NET Software Development

How to use named and optional parameters in C#

Take advantage of named and optional parameters in C# for improved readability, flexibility, and COM interoperability

By Joydip Kanjilal

Sep 21, 2020 7 mins

C# Microsoft .NET Software Development

How to benchmark C# code using BenchmarkDotNet

Take advantage of the lightweight, open source BenchmarkDotNet library to benchmark your methods and track their performance.

By Joydip Kanjilal

Sep 14, 2020 7 mins

C# Microsoft .NET Software Development

How to use fluent interfaces and method chaining in C#

Take advantage of fluent interfaces and method chaining to make your code simple, readable, and understandable

By Joydip Kanjilal

Sep 7, 2020 7 mins

C# Microsoft .NET Software Development

How to build gRPC applications in ASP.NET Core

Learn how to use gRPC, a language-agnostic, high-performance RPC framework, to build lightweight, high-performance services in ASP.NET Core 3.0

By Joydip Kanjilal

Aug 31, 2020 10 mins

C# Microsoft .NET Software Development

How to unit test static methods in C#

Learn when static methods can’t be unit tested and how to use wrapper classes and the Moq and xUnit frameworks to unit test them when they can

By Joydip Kanjilal

Aug 24, 2020 8 mins

C# Microsoft .NET Software Development

How to redirect a request in ASP.NET Core MVC

Take advantage of redirect action results in ASP.NET Core MVC to elegantly redirect a request to a specified URL

By Joydip Kanjilal

Aug 17, 2020 7 mins

C# Microsoft .NET Software Development

How to refactor God objects in C#

Follow these best practices to eliminate God objects and design classes that are loosely coupled, cohesive, and easy to maintain

By Joydip Kanjilal

Aug 10, 2020 8 mins

C# Microsoft .NET Software Development

How to use attribute routing in ASP.NET Core

Take advantage of attribute-based routing in ASP.NET Core to decouple the controller and action names from the route template and allow more flexibility in your routing.

By Joydip Kanjilal

Aug 3, 2020 10 mins

C# Development Libraries and Frameworks Microsoft .NET