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Custom IFeatureDefinitionProvider: Feature Flags from Tests and Databases
28 Nov 2025

Custom IFeatureDefinitionProvider: Feature Flags from Tests and Databases

By BEN ABT .NET ASP.NET Core Feature Flags Testing Architecture 5 min reading time

Feature flags are a great way to ship safely, run experiments and keep production changes reversible. In .NET, the de-facto standard is Microsoft.FeatureManagement .

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.NET 10 Release: What's New (LTS) and What to Upgrade First
08 Nov 2025

.NET 10 Release: What's New (LTS) and What to Upgrade First

By BEN ABT .NET Csharp 8 min reading time

.NET 10 is the next Long-Term Support (LTS) release in the .NET family. LTS matters because it’s the version many teams standardize on for the next 2-3 years: you get a stable baseline, predictable support windows and a …

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Vaultwarden (Bitwarden) mit Docker auf Synology NAS selbst hosten
22 Oct 2025

Vaultwarden (Bitwarden) mit Docker auf Synology NAS selbst hosten

By BEN ABT Self-Hosting Vaultwarden Bitwarden Synology Docker NAS Password Manager Security HTTPS VPN 18 min reading time

You can find the English version of this guide here: Self-Hosting Vaultwarden (Bitwarden) on Synology NAS with Docker Passwort-Manager-Dienste sind in den letzten Jahren deutlich teurer geworden. Gleichzeitig ist mein …

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Self-Hosting Vaultwarden (Bitwarden) with Docker on Synology NAS
22 Oct 2025

Self-Hosting Vaultwarden (Bitwarden) with Docker on Synology NAS

By BEN ABT Self-Hosting Vaultwarden Bitwarden Synology Docker NAS Password Manager Security HTTPS VPN 19 min reading time

You can find the German version of this guide here: Vaultwarden auf Synology mit Docker selbst hosten Password manager services have become significantly more expensive in recent years. At the same time, my trust in …

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Create Self-Signed HTTPS Certificates with a Custom Root CA
15 Oct 2025

Create Self-Signed HTTPS Certificates with a Custom Root CA

By BEN ABT Security Certificates SSL TLS HTTPS Smart Home OpenSSL 7 min reading time

Once you’ve established your own Root Certificate Authority, the next step is issuing server certificates for your local services. This guide walks through creating HTTPS certificates that are automatically trusted by …

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Create a Custom Root Certificate Authority for Self-Signed Certificates
13 Oct 2025

Create a Custom Root Certificate Authority for Self-Signed Certificates

By BEN ABT Security Certificates SSL TLS HTTPS Smart Home OpenSSL 7 min reading time

When running multiple services in a local network-whether for smart home automation, home labs or development environments-HTTPS encryption becomes essential. Instead of accepting browser warnings for every self-signed …

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Automatically discover tools for Azure OpenAI Realtime API
24 Sep 2025

Automatically discover tools for Azure OpenAI Realtime API

By BEN ABT Csharp .NET Azure OpenAI 9 min reading time

Azure now provides a unified Realtime API for low‑latency, multimodal conversations over WebRTC or WebSockets. If you’ve used the earlier preview versions (for example the GPT‑4o realtime preview), the new generation …

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Test ILogger in .NET the easy way (with an in-memory logger)
03 Sep 2025

Test ILogger in .NET the easy way (with an in-memory logger)

By BEN ABT Csharp .NET 6 min reading time

Logging is part of the contract of many components: when things fail, when branches are taken, when work completes. If a class owns logic, it should own its log output too. That makes logs worth testing–especially for …

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Azure Document Intelligence – Fix: ContentSourceNotAccessible (Invalid data URL)
01 Sep 2025

Azure Document Intelligence – Fix: ContentSourceNotAccessible (Invalid data URL)

By BEN ABT Azure Document Intelligence Form Recognizer Cognitive Services Azure Storage Managed Identity 3 min reading time

Problem Training custom models (for example, delivery notes) in Azure Document Intelligence initially worked fine. Suddenly, both training and auto-labeling started failing with “Internal Server Error”. In the model …

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Provision Microsoft Fabric with Azure Bicep
29 Aug 2025

Provision Microsoft Fabric with Azure Bicep

By BEN ABT Azure Microsoft Fabric Bicep Infrastructure as Code Power BI 4 min reading time

Overview Microsoft Fabric consolidates analytics workloads (including Power BI) on a tenant-wide capacity. These Fabric capacities (SKUs F2–F2048) can be provisioned declaratively with Bicep like any other Azure …

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BEN ABT BEN ABT Software Engineer · Microsoft MVP Passionate about .NET, Azure, performance optimization and sustainable software engineering.

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Aktuelle Beiträge

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Über BEN

Benjamin Abt ist Software Engineer, Platform Architect und Microsoft MVP mit Schwerpunkt auf .NET, Azure, Cloud-Architektur, Performance-Optimierung und nachhaltiger Softwareentwicklung.

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