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#rag

Retrieval augmented generation, or RAG, is an architectural approach that can improve the efficacy of large language model (LLM) applications by leveraging custom data.

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Vector Access Control Leaks: Why Post-Retrieval Filtering is a Security Lie

Vector Access Control Leaks: Why Post-Retrieval Filtering is a Security Lie

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5 min read
I benchmarked 8 PDF extractors on 27 documents from 1 to 487 pages. Here's what broke, and what won.

I benchmarked 8 PDF extractors on 27 documents from 1 to 487 pages. Here's what broke, and what won.

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18 min read
Why Vector RAG Fails Coding Agents: Building a Graph-Native IDE with FalkorDB and FastMCP

Why Vector RAG Fails Coding Agents: Building a Graph-Native IDE with FalkorDB and FastMCP

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7 min read
Wrong-Page RAG Citations — 3 Ingestion Checks for Stable Chunk Offsets

Wrong-Page RAG Citations — 3 Ingestion Checks for Stable Chunk Offsets

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6 min read
Legal Contract Review Retrieval Explained: 3 Python Citation Gates for 2026

Legal Contract Review Retrieval Explained: 3 Python Citation Gates for 2026

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6 min read
Building RAG on PostgreSQL with Pgvector and Ruby on rails

Building RAG on PostgreSQL with Pgvector and Ruby on rails

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2 min read
The Jurisdictional AI Trap: Sovereign Data Substrates Against the CLOUD Act

The Jurisdictional AI Trap: Sovereign Data Substrates Against the CLOUD Act

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5 min read
Customer-Support Retrieval Architecture: 4 Pagination Rules for a Knowledge Base

Customer-Support Retrieval Architecture: 4 Pagination Rules for a Knowledge Base

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7 min read
The Stale Vector Trap: Why Unstructured Data Lineage is Breaking Enterprise RAG

The Stale Vector Trap: Why Unstructured Data Lineage is Breaking Enterprise RAG

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5 min read
Footnote: Agentic RAG with Sentence-Level Citations

Footnote: Agentic RAG with Sentence-Level Citations

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2 min read
My HTML-to-Markdown converter kept eating code blocks inside list items — indentation is a contract

My HTML-to-Markdown converter kept eating code blocks inside list items — indentation is a contract

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2 min read
PDF to Markdown for RAG: Fix Reading Order, Tables and Headings Before You Chunk

PDF to Markdown for RAG: Fix Reading Order, Tables and Headings Before You Chunk

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8 min read
RAG retrieval: hybrid search, reranking and measuring recall

RAG retrieval: hybrid search, reranking and measuring recall

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3 min read
Title: Converting RecallOS into a Terminal-Based Local AI Document Assistant

Title: Converting RecallOS into a Terminal-Based Local AI Document Assistant

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1 min read
I Built a Self-Hosted RAG Stack That Runs Without Cloud AI APIs

I Built a Self-Hosted RAG Stack That Runs Without Cloud AI APIs

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4 min read
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