HHimaniinhimanitayal.hashnode.dev·9h ago · 6 min readJWT Authentication & Token Refresh in FastAPI: A Practical GuideWhy auth is where I start, not where I end up It's tempting to treat authentication as a checkbox you add once the "real" features are done. I do the opposite — auth design is the first thing I think 00
HHimaniinhimanitayal.hashnode.dev·9h ago · 4 min readLangChain vs. LangGraph: When to Use Which The confusion is understandable — they're not really competitors A lot of "LangChain vs LangGraph" content frames this as a versus, like you're picking a winner. That framing causes more confusion tha02M
HHimaniinhimanitayal.hashnode.dev·1d ago · 7 min readDebugging Hallucinations in RAG Systems: A Practical Playbook"Just improve the prompt" is a band-aid, not a diagnosis Every RAG hallucination thread on the internet eventually arrives at the same advice: tighten the prompt, tell the model to only use the provid00
HHimaniinhimanitayal.hashnode.dev·1d ago · 5 min readBuilding a Production RAG Pipeline with LangChain and LangGraphWhy RAG, and why now Every LLM ships with a knowledge cutoff and no idea what's in your company's documents, your product catalog, or last week's support tickets. Fine-tuning can bake in some of that 00
