Learning Articles and Videos | Let's Learn
Browse published articles, YouTube playlists, video explainers, and modern learning resources from Let's Learn.
Published articles, videos, and playlists
- From Tokens to Vectors: How Vector Databases Give LLMs Practical Memory
A practical guide to embeddings, hybrid RAG, BM25, HNSW, DiskANN, reranking, and choosing the right vector database for production.
- How to Diagnose CPU Bottlenecks and Memory Pressure in Linux
A beginner-friendly, production-safe guide to finding out whether a slow Linux server is struggling with CPU, memory, storage, or a runaway process.
- Why Does Your Resume Keep Getting Rejected in 2026?
A practical guide for freshers and professionals on ATS rejection, resume keywords, clean formatting, measurable impact, and how Axein Resume Review…
- The AI Cloud Surge
How Generative AI Workloads Rewrote the Architecture and Economics of the Big Three Hyper- scalers
- How to Explain Troubleshooting in Interviews
Learn how to turn raw technical activity into stronger interview answers that sound structured, practical, and credible.
- Linux Logs and Service Checks for Support Engineers
A practical guide to the Linux commands and checks that help support engineers move faster during service-related incidents.