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Stop Hard-Coding “Local IP” in Terraform: Lock Down Firewalls Dynamically

Stop Hard-Coding “Local IP” in Terraform: Lock Down Firewalls Dynamically

Written by Chris Pietschmann
Updated March 9, 2026

You’ve probably done it: you’re rushing to validate a change, you need temporary SSH or RDP access, and you paste your current public IP into a security group / NSG / firewall rule. Then you forget about it. A week later your ISP rotates your address, your access...
Software Innovation: jQuery – The Tiny Library that Transformed the Web

Software Innovation: jQuery – The Tiny Library that Transformed the Web

Written by Chris Pietschmann
Updated May 1, 2025

“Write less, do more.” That motto wasn’t just a clever tagline—it was a revolution. Before modern JavaScript frameworks became the norm, jQuery quietly changed everything. In the web development landscape now dominated by React, Angular, and Vue, it might...
Semantic Search PDF Files Locally using .NET / C# and Build5Nines.SharpVector

Semantic Search PDF Files Locally using .NET / C# and Build5Nines.SharpVector

Written by Chris Pietschmann
Updated April 23, 2025

The ability to extract and semantically search through unstructured documents is becoming not just a convenience, but a necessity. This is especially true for software developers working with large repositories of technical documentation, compliance reports, or...
Extract Text from PDF Files with Python for use in Generative AI and RAG Solutions

Extract Text from PDF Files with Python for use in Generative AI and RAG Solutions

Written by Chris Pietschmann
Updated April 21, 2025

When building Generative AI and Retrieval-Augmented Generation (RAG) LLM-based solutions, the quality and structure of input data significantly influences the performance of the LLM models. PDF documents, a prevalent format for information dissemination, often contain...
Microsoft and Anthropic Collaborate to Develop Official C# SDK for Model Context Protocol

Microsoft and Anthropic Collaborate to Develop Official C# SDK for Model Context Protocol

Written by Chris Pietschmann
Updated April 14, 2025

Microsoft has announced a partnership with Anthropic to develop an official C# Software Development Kit (SDK) for the Model Context Protocol (MCP). This collaboration aims to streamline the integration of large language models (LLMs) into C# applications, addressing...
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  • Stop Hard-Coding "Local IP” in Terraform: Lock Down Firewalls Dynamically 6
    Stop Hard-Coding “Local IP” in Terraform: Lock Down Firewalls Dynamically
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