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Jun 8, 2023
Views: 1872

This is my first article about gRPC on ASP.NET 6. In this article, I will give a short introduction to what gRPC is and the different types of communication in gRPC. In the end, I will share a simple console chat application and briefly explain how it works. The...

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Jun 8, 2023
Views: 1098

At the end of this article you will understand what “^(?=.*[a-z])(?=.*[A-Z])(?=.*).*” means Introduction to C# Regex: why it’s a powerful tool for text manipulation Before diving into the magical world of regular expressions, let’s get an idea of why using C# Regex is important and how it can boost your...

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Jun 7, 2023
Views: 1545

I’d like to take you on a journey back in time, precisely 15 years ago, when my journey into software development began. As a younger me, armed with nothing but curiosity, I was introduced to the html and css. In the beginning, it was all about figuring out the...

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Jun 6, 2023
Views: 1254

Mastering the art of scalable and resilient systems with essential microservices design patterns Unleash the power of microservices Are you striving to build efficient, scalable, and resilient software systems? As a software developer or senior developer, you must have come across the term “microservices architecture.” This revolutionary approach to software...

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Jun 5, 2023
Views: 1663

In this section, we’ll explore the world of unit testing in C# and .NET, learn what unit testing is, why it’s important, and the landscape of testing frameworks and tools available to developers. What is Unit Testing? Unit testing is the process of verifying the correctness of individual units...

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Jun 2, 2023
Views: 1317

Cyclomatic complexity is a code metric (integer value 1 or more) used to measure how complex a function/method is. It does not take into account lines of code but instead considers complexity to be the distinct paths through a function. Microsoft defines cyclomatic complexity as measuring the amount of decision...

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May 31, 2023
Views: 1947

LINQ (Language Integrated Query) is a powerful querying tool in .NET that allows you to perform complex queries directly in C#. The System.Linq.Expressions namespace is a part of LINQ that provides classes, interfaces, enumerations and structures to work with lambda expressions and expression trees. Lambda expressions are a way...

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May 31, 2023
Views: 1013

Understanding uow to use And and Or operators with Expression Trees As a C# developer, you may have come across scenarios where you need to build complex logical expressions dynamically based on user input or other dynamic factors. In such cases, building expressions statically can become tedious and error-prone. In...

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May 29, 2023
Views: 3548

Maximizing performance in asynchronous programming Task and Task<TResult> The Task and Task<TResult> types were introduced in .NET 4.0 as part of the Task Parallel Library (TPL) in 2010, which provided a new model for writing multithreaded and asynchronous code. For demonstration purposes, let’s build an example: using System; using System.Diagnostics;...

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May 27, 2023
Views: 1318

In today’s fast-paced world of software development, it is crucial to be familiar with design patterns that can help you create robust, efficient, and maintainable code. One of the most widely used programming frameworks for enterprise applications is the .NET framework. In this article, we will explore the most commonly...

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May 14, 2023
Views: 5863

In this article, I’ll show you what the basic steps are for converting a SQL query into LINQ. You’ll learn the basic steps needed while we convert an example query. In this article, it's assumed that you have a basic understanding of SQL, and know how to write C#...

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May 14, 2023
Views: 1268

What is Kafka? Kafka is a distributed streaming platform developed by the Apache Software Foundation. It is designed to handle high-volume, real-time data streams and is commonly used for building data pipelines, stream processing applications, and real-time analytics. At its core, Kafka is a publish-subscribe messaging system that allows...

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May 13, 2023
Views: 1931

Introduction to Async and Await in C# Asynchronous programming has come a long way in C#. Prior to the introduction of async and await, developers had to rely on callbacks, events and other techniques like the BeginXXX/EndXXX pattern or BackgroundWorker. These methods often led to complex and difficult-to-maintain code....

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May 12, 2023
Views: 1299

Language Integrated Query (LINQ) is a powerful feature in C# .NET that allows developers to query various data sources using a consistent syntax. In this article, we’ll explore some advanced LINQ techniques to help you level up your skills and write more efficient code. LINQ Extension Methods LINQ comes with...

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May 12, 2023
Views: 2000

Developing a robust, scalable, and efficient system can be daunting. However, understanding the key concepts and components can make the process more manageable. In this blog post, we’ll explore essential system design components such as DNS, load balancing, API Gateway, and more, along with a concise cheat sheet that...

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May 8, 2023
Views: 2873

Dapper is a lightweight ORM (Object-Relational Mapping) framework for .NET Core and is commonly used to query databases in .NET Core applications. Here are some of the advanced features of Dapper in .NET Core: Multi-Mapping: Dapper allows you to map multiple database tables to a single class. This is...

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May 6, 2023
Views: 1011

Handy guide how to enhance rating in Google and stand out from the crowd. You’ve deployed a promising website, but Google doesn’t show it in search results at all. I know how you feel. And if you don’t have many visitors, it’s like treasure lost in the desert. The possible...

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May 6, 2023
Views: 1093

Accessibility may seem like a highly technical subject, but it’s really about simplicity. Website structure is a significant component of Search Engine Optimization (SEO). It only makes sense to consider SEO and accessibility together so that all users can access your website’s content, regardless of their ability. Since site...

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May 6, 2023
Views: 978

Continuous Integration (CI) allows you to continuously integrate code into a single shared and easy to access repository. Continuous Delivery (CD) allows you to take the code stored in the repository and continuously deliver it to production. CI/CD creates a fast and effective process of getting your product to...

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May 4, 2023
Views: 1422

Often, GraphQL is presented as a revolutionary new way to think about APIs. Instead of working with rigid server-defined endpoints, you can send queries to get exactly the data you’re looking for in one request. And it’s true — GraphQL can be transformative when adopted in an organization, enabling...

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1980–... Sergey Drozdov
Area of interests: .NET Framework | .NET Core | C# | ASP.NET | Windows Forms | WPF | HTML5 | CSS3 | jQuery | AJAX | Angular | React | MS SQL Server | Transact-SQL | ADO.NET | Entity Framework | IIS | OOP | OOA | OOD | WCF | WPF | MSMQ | MVC | MVP | MVVM | Design Patterns | Enterprise Architecture | Scrum | Kanban