by DeeDee Walsh, on Jul 28, 2026, 7:12:37 PM

You’re modernizing. Step one: choose a target platform and prepare to defend it until 2036. When a CTO axes a 400,000-line VB6 monster or a Clinton-era PowerBuilder setup, no one …

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Topics:.NET.NET 8.NET 10.NET 11

by DeeDee Walsh, on Jun 24, 2026, 2:49:01 PM

Breaking changes, dependency debt, and where the hours go. Here's a preview for teams planning ahead. With .NET 11 shipping in November 2026 and .NET 8 hitting end-of-life the same …

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Topics:.NET.NET 8.NET 9.NET 10

by DeeDee Walsh, on Jun 23, 2026, 12:15:00 AM

On November 10, 2026, both .NET 8 and .NET 9 reach end of support. The same day. That's roughly five months away, and it's a weird situation. Normally, choosing a …

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Topics:.NET.NET 8.NET 9.NET 10.NET Framework

by DeeDee Walsh, on Jun 20, 2026, 12:15:00 AM

.NET 11 Preview 5 turns end-of-life and known-CVE status into a build warning. That's an important shift that draws a line between the codebases that participate in modern lifecycle hygiene …

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Topics:.NET.NET 11

by DeeDee Walsh, on Jun 17, 2026, 3:37:43 PM

I watched the full .NET Day Agentic Modernization, and it was fantastic. You should definitely watch it. The GitHub Copilot app modernization agent did legit work: AST-aware project-system migration (packagesconfig …

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Topics:Application Modernization.NETGitHub CopilotCopilot

by DeeDee Walsh, on Jun 8, 2026, 2:12:50 PM

MS Access breaks almost every assumption a file-counting tool makes because the entire application lives inside a single binary database. The code, the queries, the macros, and half the business …

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Topics:.NET.NET 10MS Access

by DeeDee Walsh, on May 25, 2026, 3:50:51 PM

If you came here expecting a "Delphi is dead" piece, you can stop reading. Delphi isn't dead. Embarcadero shipped Delphi 13 Florence on September 10, 2025, with a 64-bit Windows …

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Topics:.NETAIDelphi

by DeeDee Walsh, on May 23, 2026, 11:02:07 AM

For those of you with technical debt (all of us, amirite?), here's my guidance on what to watch out for at Build 2026, especially if you're thinking about application modernization …

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Topics:Application Modernization.NETMicrosoft BuildAIAgentic AI

by DeeDee Walsh, on May 17, 2026, 1:00:00 AM

.Preview 4 is where the rubber meets the road for .NET 11. We’ve officially moved past the experimental phase and into the things getting real territory. The underlying machinery of …

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Topics:.NET.NET 11

by DeeDee Walsh, on May 11, 2026, 5:27:08 PM

The Production Traps AI Will Walk You Into C# compiles. That doesn't mean it's safe to ship. Nine recurring patterns where AI-generated .NET code quietly breaks, and what experienced developers …

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Topics:.NETAI

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