TextStack

mentions 3 type Organization feed RSS

// recent coverage 3 mentions

12:00

2026-07-28

dev.to

developer-tools

Stuck at "Preparing… 0/0" Forever. My State Machine Had No Exit.

A developer fixed a state machine bug in TextStack, an open-source .NET reader for technical books, where a RAG indexing process could get stuck in a 'Preparing… 0/0' state forever. The issue occurred…

14:48

2026-07-14

dev.to

large-language-models

Your RAG Eval Isn't Flaky. Your Retrieval Is Non-Deterministic.

A developer discovered that non-deterministic retrieval ordering in a RAG pipeline caused fluctuating Recall@8 scores, even with identical queries and models. The fix was adding a deterministic tie-br…

17:43

2026-06-17

dev.to

ai-products

AI Evals, Part 5: From a Number to a Gate Evals in CI and Production

TextStack, a .NET-based AI product, has implemented a two-part evaluation system: an offline gate that runs golden dataset evals as opt-in dotnet tests to catch regressions before shipping, and produc…

// co-occurs with top 8 entities

.NET 2 Microsoft.Extensions.AI.Evaluation 1 OpenAI 1 IEvaluator 1 ILlmService 1 PostgreSQL 1 RRF 1 ts_rank_cd 1

// topics top 6 topics

developer tools 3 large language models 3 ai products 1 ai tools 1 mlops 1 ai infrastructure 1