Articles tagged dotnet5
Using Azure Cognitive Services in a .NET App
Azure Cognitive Services is a collection of cloud-based AI products from Microsoft Azure to add cognitive intelligence into your applications quickly. With Azure Cognitive Services, you can add AI capabilities using pre-trained models, so you don’t need machine learning or data science experience. Azure Cognitive Services has vision, speech, language, and decision-making services. In this article, you will learn how to use the Vision Face API to perform facial analysis in a .NET MVC application...
Secure Your .NET 5 Blazor Server App with MFA
Introduction to Server Blazor apps Blazor is an exciting new technology from Microsoft that will allow developers to bring C# to clients. Server and client components are written in the same language and can be used and re-used interchangeably. Blazor comes in two flavors, server and client apps. In this tutorial you will be working with Server Blazor apps, where the C# code is run on the server, and messages are exchanged using SignalR. I’ll...
How to Write Cleaner, Safer Code with SonarQube, Docker and .NET Core
When it comes to code quality and code security, SonarQube is your teammate! This analysis tool is pretty straightforward to use, especially with some help from Docker. In this post, I’ll show you how to run a Docker container with SonarQube to analyze the code of a simple ASP.NET Core 3.0 application. Code analysis is a critical component of app development because it can identify security issues and other tricky bugs that might be overlooked...
Web Forms Migration to Blazor in .NET Core
ASP.NET Web Forms framework has been the cornerstone technology of .Net for web development since the release of .Net Framework in 2002. ASP.NET Web Forms includes a layer of abstraction for developers so that you don’t need to care about HTML, JavaScript, or any other front-end technology. It provides a development flow similar to building desktop apps, a way for developers to build a web page by drag and drop, an event-driven programming model, and...
How to Toggle Functionality in C# with Feature Flags
Toggling functionality using feature flags in .NET Core apps is quite straightforward, especially with a neat little feature flag management service. In this post, I’ll walk you through how to build a simple web application using Okta for user authentication and how to use ConfigCat to manage and access feature flags. What Are Feature Flags? Feature flags (aka. feature toggles) are a relatively new software development technique that enables development teams to turn features on...
A Quick Guide to Elasticsearch for .NET
Implementing search functionality in your .NET Core apps doesn’t have to be hard! Using Elasticsearch makes it easy to develop fast, searchable apps. In this post, I’ll walk you through building a simple web application using Okta (for user authentication), Elastic Cloud (the official Elasticsearch hosting provider), and the fabulous Elasticsearch NEST SDK. Why Use Elasticsearch? Elasticsearch is an analytics and search engine based on the Apache Lucene library. It is developed in Java, following...
Update App Secrets with Jenkins CI and .NET Core
Introduction Jenkins is a free and open-source application that makes it easy to create CI/CD pipelines in almost any language or environment. Jenkins features a vast number of plugs to help create a CI/CD environment that is tailored to your technologies. In this application, you will create a .NET5 MVC web application and check it into a git repository. You will secure this application with Okta. Finally, you will set up a Jenkins project to...
Developer's Cheat Sheet for C# 9.0
Introduction to C# 9 (and a bit of C# 8, too) Let’s start with a background on how C# 9 got here (implementation examples start in the next section). The last few years in computer science, we’ve observed the rising popularity of the #FreeLunchOver concept. The idea is that CPU technology, based on electrical signals and Von Neumann architecture, has reached its intrinsic limits. As long as integrated circuits were slower than light, we knew...
How to Use WebAuthn in C#
Nowadays, using a password for authentication is becoming less and less secure. Password attacks are becoming more sophisticated, and data breaches occur more frequently. Have I Been Pwned, the website where you can check if your account has been compromised in a data breach, contains more than 10 billion accounts and more than 600 million passwords. With 62% of users reusing passwords, a successful attack on one of the websites gives the attacker access to...
Rider for C# - The Best Visual Studio Alternative IDE
When it comes to developing .NET apps, Visual Studio has historically been the default choice for .NET developers for two main reasons: Visual Studio is the official integrated development environment (IDE) from Microsoft, and There was no viable alternative to Visual Studio This all changed about three years ago when JetBrains, the company behind Resharper, one of the most popular Visual Studio extensions, released a new, cross-platform, and innovative IDE - Rider. The Rider IDE...