Surprisingly, even senior developers seem to not know the answers to these questions. The key to success in a C# interview is to be well-prepared, confident, and ready to demonstrate your skills and experience. Here are some common interview questions for C# developers: #1: What is C# and why is it used? C# is a modern, multi-paradigm programming language…

Time to brush up on your C# toolbox! — As a developer, you quickly learn that the best way to keep your programming good is constantly have it grow and evolve by incorporating new tips and techniques. And, to me, C# is one of those languages where you can constantly discover a new hidden feature that suddenly brightens your…

Benchmark The Benchmark nuget package allows developers to measure the performance of their code, identify bottlenecks, and optimize for faster execution. It offers an easy-to-use API, supports various scenarios, and provides advanced features like automatic warmup and statistical analysis. It’s essential for optimizing code performance in any development project. Example: …

Not just strings. — String concatenation is a very simple operation that allows you to join multiple strings together. The usual way to do this is to use the ‘+’ operator: string greeting = "Hello, " + "World!"; Additionally, there are several other ways to concatenate strings: using Join, Concat, Format methods of string…

We are not talking about project architecture in this article. This article is regardless of what architecture your project has (clean architecture, vertical slice, Nlayer, Hexagonal architecture,…). In this article, we discuss the best practices and tools to start a .net project in 2023. …

Null seems a necessary recovery, but there are better options — Eliminating null checks and cyclomatic complexity are two ways to eliminate bad code. Both were introduced in my article “How Returning NULL Leads to Snitchy Bugs and How to Prevent Them.” This article is about what to use instead when your inner voice tells you to return null. It is…

Understanding How 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 this article, we’ll explore how to use expression trees to build…

Hey there! As a passionate C# developer myself, I’ve always been on the lookout for ways to level up my coding skills. I’m excited to share with you some mind-blowing hacks and insights that have helped me become a better programmer. So, grab a cup of coffee, and join me! 1. Using Caller Information Attributes for Better Debugging and Logging …

Oh, get ready for some good news! Microsoft’s gone and added a bunch of shiny new features to C# 12 Preview. In this post, we’re gonna dive right into these cool new features. So, let’s go! Primary constructors for non-record classes and structs This is the first feature of the C# 12 Preview. This feature can help…

Today, I’m going to talk about a new VS 2022 built-in feature that I recently discovered and found quite interesting. This feature was introduced with version 17.5 and you must update your VS 2022 to version 17.5 to use it. It called .http file(also you can use .rest version of…

Introduction Smart Enums, as a feature you can use in C#, can help make your code more readable and understandable. Traditionally, an enum type is simply a data type containing a set of constant values. However, Smart Enums add additional functionality to the enum type. …

ValueTask A novel addition to the .NET Core framework is the ValueTask, which can optimize the execution of asynchronous code, elevating its performance. ValueTask bears resemblance to a Task, however, it is a value type, contrary to Task which is a reference type. This unique attribute of ValueTask eradicates the associated…

In this article, we are going to improve our insert performance when dealing with large lists on Entity Framework Core. Have you ever struggled with insert performance when it comes to a considerable amount of data while using Entity Framework Core? If the answer is yes, then you should read those steps bellow and you may speed up your operations up to 5 times! How is this possible? We are going to use a…

The problem details service was added in .NET 7.0, which supports creating Problem Details for HTTP APIs. What is the ProblemDetails Class and how to work with it can be read here. A rather large article has been published on the Microsoft website on how the problem details service can…

let’s see the simple example and show what is the problem This example is very simple to CreateEmployee and saves in the database but before add in the database we should validate the name of the Employee, problem here The validate name method is dishonest (you can’t know the outcome…

Attributes and decorators, which allow you to attach metadata to classes, properties, and methods. Attributes Attributes in C# allow you to attach metadata to your classes, methods, and other code elements. This metadata can then be used at runtime to modify the behavior of your code. …

Microsoft’s .NET framework continues to soar to new heights with its latest update, .NET 7. Packed full of new features and enhancements, it promises to revolutionize the way developers build applications. From the harmonious combination of Blazor and .NET MAUI to create the hybrid Blazor Hybrid, to the ability to…

Power up your Angular development — Why write custom functionality when we can easily achieve the same result by using a library? A developer’s best friends and lifesaver are libraries. I believe a good project makes use of some of the best libraries available. Angular is a component-based framework that will help you to build scalable…

During developing application such as web, desktop, mobile it’s a quite complex because not only the features run but also need to deal with several errors like an exception. Especially if we have to develop background service, unlike web application that will show pop up error or able to debug…

The importance of modularity — My professional journey in data has involved first Matlab and R, then Python, and now SQL. SQL started as a totally foreign language — but turned out to be really simple and important. Today SQL ranks as 1st most demanded programming language to work with data. This has made me…