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Engineering notes
What we learn building document-processing components: retrieval for AI applications, Windows printing, and rich text editing.
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RAG Document Toolkit
The Day Vector Search Missed Every Comment in the Document
Why similarity search alone overlooks reviewer comments and tracked changes, and how vector enrichment brings them back into the context the AI sees.
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RAG Document Toolkit
Three Numbers and a Slider: How the Demo Decides What the AI Sees
The send-all threshold, the retrieval limit, enrichment budget and coverage share, and the AI document filter: what each control in the demo does, why it works that way, and how to carry the same settings into your own application.
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RAG Document Toolkit
RAG Document Toolkit Use Cases for Customer-Facing Apps and the Enterprise Interior
Where document-aware retrieval pays off, from customer support and self-service portals to contracts, policies and internal knowledge bases.
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TE Edit Control
Has C# PrintDocument Started Showing a Varying Printer Dialog for You?
The same build shows the classic Windows print dialog one time and the new unified dialog with an empty preview the next. The cause is how the program was launched, and a small set-and-restore pattern around ShowDialog gives your users one consistent dialog.
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