DEV Community: Emrah KONDUR

Stop Watching Tutorials: Practice Your Way to C# Backend Interview Success

Emrah KONDUR — Mon, 12 May 2025 11:38:30 +0000

Ace your next backend developer interview with realistic C# practice tests. No more video fatigue — just pure hands-on prep.

Let’s be honest. Most of us try to prepare for tech interviews by binge-watching hours of coding tutorials. We sit through intros, theory-heavy slides, and demo apps — only to realize later that we don’t actually feel ready when the real interview hits.

If you’re aiming to become a C# Backend Developer, what you need isn’t more passive content.
You need targeted, hands-on practice.

🚀 Why Practice Tests Work Better Than Long Video Courses
You don’t learn to code by watching — you learn by solving. This is especially true when it comes to preparing for job interviews where performance matters.

That’s why I created the C# Backend Developer Practice Test Course on Udemy.

This course skips the fluff and gives you direct access to real interview-style questions that test your knowledge in a focused, efficient format.

🔧 What You’ll Learn Through Practice
This course is organized into six practical sections designed to mirror actual backend interview topics:

C# Fundamentals: Data types, control flow, OOP, LINQ, async/await, and more.
Web API Development with ASP.NET Core RESTful services, endpoint security, and best practices.
Performance & Optimization: Memory management, multithreading, and high-performance code.
Entity Framework Core: Data modeling, querying, and performance tips using EF Core.
Testing and Debugging: Unit testing, mocking, and how to troubleshoot like a professional. Each section includes multiple-choice, multiple-selection, and fill-in-the-blank questions, with explanations and code samples.

🎯 Who Should Take This?

Junior to senior developers prepping for interviews
Self-taught programmers looking for a structured review
Anyone who learns better by doing than by watching

If you’re preparing for technical assessments, live coding interviews, or just brushing up on backend concepts, this is for you.

🎁 Get Started for free
Ready to ditch the hours of tutorials and start practicing smarter?

👉 Here is a Udemy practice test you can have for free for a limited time.

Let’s get you interview-ready — one question at a time.

Simplifying Chart.js Integration with RazorKit.ChartJs

Emrah KONDUR — Mon, 03 Mar 2025 14:37:27 +0000

When building dynamic web applications, visualizing data in the form of charts is often essential. Chart.js is one of the most popular JavaScript libraries for creating interactive charts. However, integrating it with Razor Pages in .NET applications can sometimes feel cumbersome, especially when you want to maintain a clean and fluent code structure.

That’s where RazorKit.ChartJs comes in. This project simplifies the integration of Chart.js into Razor views, making it easier for developers to create powerful charts using a fluent builder pattern.

What is RazorKit.ChartJs?

RazorKit.ChartJs is a Razor helper designed to wrap Chart.js functionalities. It provides a streamlined way to create charts directly in your Razor views using a fluent API. Whether you’re using Line, Bar, or other chart types, you can easily construct the chart configurations in a concise and intuitive manner.

This library was built with simplicity and flexibility in mind, allowing developers to focus more on their application’s functionality and less on manually managing JavaScript or chart configurations.

Key Features

Fluent API: Create Chart.js charts using a fluent builder pattern. Each part of the chart can be customized in a chainable, readable format, making your code cleaner and easier to understand.
Seamless Integration: RazorKit.ChartJs seamlessly integrates with Razor pages, which means you don’t need to manually write complex JavaScript code to configure your charts. This reduces the potential for errors and improves productivity.
Ease of Use: You don’t need to be a JavaScript expert to use RazorKit.ChartJs. With a simple, intuitive API, creating charts becomes almost as easy as writing Razor syntax.
Customization: RazorKit.ChartJs exposes various customization options, such as chart types, data sets, labels, and more. You can easily tweak the look and feel of your charts without diving into complex JavaScript.

How to Use RazorKit.ChartJs

Step 1: Install the Package

You can easily add RazorKit.ChartJs to your project by installing it from NuGet. Simply run the following command in your NuGet Package Manager console:

Install-Package RazorKit.ChartJs

Alternatively, you can add it directly via the Package Manager GUI in Visual Studio.

Step 2: Create Your First Chart

Once the package is installed, you’re ready to start creating charts. Let’s create a simple line chart in your Razor view. See doc:

@(Html.Chart("canvasId")
.Data(d => d
    .Labels("January", "February", "March", "April", "May", "June", "July")
    .Datasets(ds =>
        ds.Bar()
        .Label("Bar Chart")
        .Data(65, 59, 80, 81, 56, 55, 40)
        .BackgroundColors("rgba(255, 99, 132, 0.2)", "rgba(255, 159, 64, 0.2)")
        .BorderWidth(1)
    ))
.Options(o => o
    .Scales(s => s.AxisId("y").BeginAtZero(true)))
.Render())

Why Use RazorKit.ChartJs?

1. Cleaner Code
RazorKit.ChartJs minimizes the need for separate JavaScript files to handle chart creation. The fluent API allows for cleaner, more readable code, keeping everything in the Razor view.

2. Quick Setup
Unlike manually setting up Chart.js, where you need to define JavaScript arrays, options, and charts, RazorKit.ChartJs handles the heavy lifting for you. This means less configuration and faster development time.

3. Consistency Across Projects
Once you’re familiar with the API, it becomes second nature to integrate and customize charts in any project. RazorKit.ChartJs ensures consistency, making it easier to maintain your codebase across multiple projects.

Conclusion

Whether you’re a .NET developer looking to quickly add visualizations to your Razor Pages or someone who prefers a cleaner approach to integrating JavaScript libraries, RazorKit.ChartJs provides a simple and efficient way to work with Chart.js. It reduces the complexity of chart configuration and allows you to create interactive, dynamic charts with ease.

Check out the RazorKit.ChartJs GitHub repository for full documentation, installation instructions, and more examples.

Happy coding!

RedisUI: A Simple Yet Powerful Redis Management Tool for .NET Developers

Emrah KONDUR — Sun, 02 Feb 2025 12:22:58 +0000

Redis is widely used for caching, session storage, and real-time data processing. However, managing Redis efficiently within .NET applications can be challenging without a proper UI. This is where RedisUI comes in — a lightweight yet powerful tool designed to simplify Redis management for .NET developers.

In this article, we’ll explore RedisUI, how it integrates seamlessly into .NET web applications, and why you should consider adding it to your development toolkit.

What is RedisUI?

RedisUI is an open-source, middleware-based Redis management tool that provides a web-based UI for inspecting and managing Redis databases. Unlike traditional Redis clients that require separate installation, RedisUI is embedded directly into your .NET application, allowing you to interact with Redis in real-time through a user-friendly interface.

Key Features:

Easy Integration: Plug-and-play middleware that requires minimal setup.
Real-time Monitoring: View keys, values, and expiration times dynamically.
Search and Filtering: Easily find specific keys in large datasets.
CRUD Operations: Add, edit, and delete keys directly from the UI.
Lightweight and Secure: Only accessible in the development or admin environment.

How to Install RedisUI

Setting up RedisUI in your .NET web application is straightforward. Follow these steps to get started:

Step 1: Install the NuGet Package

Add RedisUI to your project by running the following command in the Package Manager Console:

Install-Package RedisUI

Step 2: Configure Middleware

Modify your Startup.cs (for .NET Core) or Program.cs (for .NET 6/7/8…) to include RedisUI middleware:

using RedisUI;
app.UseRedisUI();

Step 3: Access RedisUI

Once the application runs, navigate to /redis in your browser, and you’ll have a fully functional Redis management interface and statistics.

Give RedisUI a try by visiting its GitHub repository, and feel free to contribute to its development. Happy coding!