Mitchel Sellers Blog

Background services are amazing, and the systems that provide built-in resiliency are even better!

AI coding agents can produce changes faster than teams can review them.

AI tools are exploding; some are better at one task than another, so teams try to work with multiple.

GitHub Copilot can now export agent telemetry with OpenTelemetry.

EntityFramework Core can write incredibly complex queries for you, with great ease, most of the time.

Mobile application development presents a number of challenges that we don't see in other places, a lack of direct access to the environments in which things happen.

With proper planning and consideration, .NET 11 RC 1 introduces the ability to go live in production with Microsoft support for production workloads.

.NET 8 and .NET 9 reach end of support on November 10th, 2026.

A production system ran reliably for years until bot traffic exposed hidden technical debt, exhausted its SNAT ports, and brought API calls down.

The organizations that work with AI will not be those that replace people the fastest.

Artificial Intelligence tools are quickly becoming an essential part of modern software development, and GitHub Copilot continues to lead the way in helping developers write code faster, solve problems more efficiently, and accelerate delivery timelines.

Well, the day has come, the pricing world has been flipped on its head.

We have been in the honeymoon period with GitHub Copilot over the last 12 months, amazing functionality, huge improvements in productivity, and the ability to do things that are just amazing.

With technology evolving at the speed of light, it is hard to manage upgrades and updates.

We love to think that users are proper in how they interact with our applications, or that they are able to do things in a way that is consistent with expectations.

Recently, when setting up CI/CD for a .NET MAUI project, I had a heck of a time getting what should have been a simple command to build, nothing like a bit of debugging issues to waste an afternooon.

Blazor provides a number of helpful utilities to manage content and flows within your application, but at times you may encounter conflicts, especially when individual pages need to override items set at the Layout or even app level.

Agents are all the rage today, but what happens when we start using multiple agents together?

Humanizer is a great open source library for taking things that aren't human friendly and making them human friendly, and it has amazing support for different locales and such.

A few months ago I discussed some basic configuration elements for the then "freshly released" Copilot Coding Agents.

I'm a huge fan of Entity Framework Migrations, using them for almost all client projects.

With the recent preview release of GitHub CoPilot Agents, the importance of proper instructions for the agents is as important as it ever has been.

I'm an avid supporter of Open Source software; I maintain multiple projects, contribute to others, and sponsor developers across numerous projects I use or care about.

There are many discussions regarding the cadence of upgrades and the burden of keeping up to date with the .NET releases, but that is all a topic for another day.

ASP.NET Identity is fantastic and provides a quick method for implementing user security in your applications, however, the process of inserting system defaults is not exactly the most straight forward and there are many ways to look at it, so lets explore

The most common deployment process for Windows implementations of .NET MAUI Blazor applications is to utilize the automatic MSIX package creation.

Windows 11 added the ability to set up a Dev Drive that is targeted for key developer workloads, and after soliciting some experience from others, I thought I would try it out myself.

Over the past few years, AI model growth has been exponential, providing a robust collection of tools that can be utilized to streamline many operations that can benefit from machine learning operations.

I recently wasted more time than I care to admit working through an issue where I was getting build errors that did not make sense.

So much has changed in the .NET Mobile Development world in the past few years.

Projects can evolve over time, and the history of granular migrations within Entity Framework can result in a bloated change history.

As 2022 starts to come to a close and the insanity of the holiday shopping season sets in, don't forget to think about supporting organizations that make a positive contribution in your communities.