45+ min ago   (274+ words) Production systems standardly use LangGraph as the orchestration framework for this, supplemented by LlamaIndex for the retrieval layer. LangGraph's checkpointing makes every step of the agentic loop traceable, pausable (for human approvals), and repeatable – an essential property for compliance and…...

1+ hour, 47+ min ago   (257+ words) Currently, I am solving SQL problems on LeetCode, and believe me, the wording quality of some problems, especially the premium ones, is so poor. After spending the worst 15 minutes trying to understand the question, I finally realise that the problem…...

8+ hour, 29+ min ago   (623+ words) The agent we built in Post #4 has one big problem — the moment the script ends, it forgets everything. Next time you run it, it starts from zero. No memory of past conversations, no retained facts, nothing. For a quick experiment…...

4+ hour, 20+ min ago   (290+ words) A beginner’s guide to how vector stores make embeddings searchable while preserving their connection to the passages and …...

9+ hour, 33+ min ago   (165+ words) For most AI apps, the unit of time is a request. A user sends a message, the model responds, and the workflow ends. Cogweald is designed around a different primitive: one real day. Each world can advance by at most…...

9+ hour, 33+ min ago   (574+ words) The question this series exists to answer, put in a form that can be measured: a transformer sees a fixed 64-token window, a count table over the current document sees the whole document, and as documents get longer, how much…...

9+ hour, 33+ min ago   (559+ words) SQL injection is one of the classic examples of what can happen when an application mixes user input directly into a database query. The underlying problem is simple. The application expects data. The database may interpret part of that data…...

10+ hour, 28+ min ago   (454+ words) Ask a SQL query to find "all employees under this manager," and things get ugly fast if you don't know how many levels deep the org chart goes. A regular join handles one level. Two joins handle two levels. Nobody's…...

6+ hour, 28+ min ago   (191+ words) Seven queries that run without error, return a result, and are still wrong — and how to stop writing them. Some SQL mistakes throw an error …...

12+ hour, 57+ min ago   (1126+ words) The cataloguing step is supposed to be the easy win. You have a schema whose tables are called ecm_template_link and v_pmpm, your users ask questions in English, and the gap between those two vocabularies is why retrieval misses. So you point a…...