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Expert roadmaps, tutorials, salary guides and interview prep across Data Science, Generative AI, Python, Cloud & Analytics — written by GloryTecks trainers in Hyderabad.
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Building AI Agents with LangGraph: A Hands-On Tutorial
Agent tutorials stop when the demo works. Production agents fail in other ways: tools time out, loops never end, and behaviour changes silently. This hands-on guide builds a small LangGraph agent and makes it reliable, with a retry policy on its tool node, a recursion limit and deterministic tests.
Data Versioning with DVC: A Hands-On Guide
Git versions code but chokes on data. DVC fills the gap by keeping a small pointer to each dataset version in Git and the data itself in its own store. This hands-on guide versions a real dataset twice, rolls back to the first version, and builds a pipeline that reruns training only when something changes.
Building a Sales Dashboard: A Hands-On Project
A hands-on sales dashboard project built on a real online retailer's 541,909 transaction lines: agreeing the questions and KPIs, removing cancellations, postage and fees, computing monthly revenue, orders and average order value, finding the breakdowns that matter, and laying it out so key numbers are read first.