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Blog[21]

21 series
396 published pages
AI, systems, DevOps
& the languages in between
Last updated
Oct 2026
Open a series to see its chapters

Planning and running a data migration, from business requirements and data profiling to source databases, mapping and ETL pipelines.

  1. 01Introduction4 pp
  2. 02Understanding Business Needs4 pp
  3. 03Data Profiling Techniques4 pp
  4. 04Introduction to Databases in Migration6 pp
  5. 05Migration Strategy Design5 pp
Read Data Migration Masterclass →

Deep Understanding of AI Large Language Models cover

The architecture, mathematics and implementation of modern LLMs, built up from the tokenizer to embeddings.

  1. 01Inside the Tokenizer18 pp
  2. 02Word Embeddings11 pp
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Prompt Engineering Guide cover

Communicating with large language models, from zero-shot and few-shot prompting to the techniques behind agents.

  1. 01Introduction5 pp
  2. 02Prompting Techniques17 pp
Read Prompt Engineering Guide →

Practical notes for building reliable data systems, starting with relational database fundamentals and MySQL.

  1. 01MySQL Basics20 pp
Read Data Engineering →

Master Linear Algebra with Python cover

The mathematical language of AI, from vectors and matrices to eigenvalues and SVD.

  1. 011. Vectors15 pp
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How Snowflake works: its architecture and editions, databases and schemas, table and view types, and stages.

  1. 01Product Overview
  2. 02Editions
  3. 03Architecture
  4. 04Databases and Schemas
  5. 05Table Types
  6. 06View Types
  7. 07Stages
  8. 08Official Docs
Read Snowflake →

Psychology & Humanistic Counselling cover

The foundations of modern psychology and humanistic therapy, centred on Carl Rogers' person-centred approach.

  1. 01Module 00: Fundamentals5 pp
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MERN Stack cover

Full-stack web apps with MongoDB, Express, React and Node.

  1. 01Node JS
  2. 02Express JS
  3. 03Mongo DB
  4. 04RESTful API
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Git & GitHub cover

Version control and collaboration, from first commit to professional workflows.

  1. 01Git Basics
  2. 02Git Branches
  3. 03Git for Professionals
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Frontend Interview Masterclass cover

The core concepts of the frontend ecosystem, from vanilla JavaScript to React.

  1. 01JavaScript
  2. 02React Interview
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The structural blueprints of modern software systems.

  1. 01Large Scale Deployment
Read System Architecture →

Docker cover

How containers give an application an isolated environment, so it runs the same in development and production.

Read Docker →

Linux & Terminal Commands cover

The shell and the essential commands for working from the command line.

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