Data Gibberish

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Data Engineering

Mastering Apache Airflow: The Hands-On Guide to Workflow Automation
From setting up Apache Airflow to writing dynamic DAGs, this hands-on tutorial covers everything you need to know to master workflow automation and take…
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Yordan Ivanov
PySpark Internals Explained: Essential Guide for New Data Engineers
Behind the scenes of PySpark: decode its architecture, learn how it handles transformations and actions, and optimise your workflows for high-speed data…
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Yordan Ivanov
Data Lakes For Complete Noobs: What They Are and Why The Hell You Need Them
Everybody around you and me talk about warehouses and lakehouses. Here’a why data lakes are not dead yet
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Yordan Ivanov
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Level-Up Data Engineering: Write Rock-Solid Python With Strict Typings
You are reading Level-Up Data Engineering — a special monthly minicourse series designed to turn mid-level data engineers into senior.
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Yordan Ivanov
CSV vs. Parquet vs. AVRO: Pick the Optimal Format for Your Data Pipeline
Not all file formats are equal. Learn when to use CSV, Parquet, or AVRO for the best balance of performance, scalability, and storage efficiency.
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Yordan Ivanov
Struggling with Keeping Database Environments in Sync? Here’s My Proven Fix
Are you stuck managing chaotic database environments? Discover how I implemented a proven, hassle-free approach to effortlessly sync dev and production…
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Yordan Ivanov
Merge vs Rebase in Git: Data Engineer’s Guide to Choosing the Right Workflow
Learn the inner workings of merge and rebase in Git, uncover their key differences, and get actionable advice on when to use each.
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Yordan Ivanov
Git for Data Engineers: Unlock Version Control Foundations in 10 Minutes
From zero to productive: an easy-to-follow guide to understanding Git’s core concepts and applying them to real-world data engineering projects.
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Yordan Ivanov
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AI Mastery for Data Engineers: Supercharge Your Coding Workflow in VS Code
Turn VS Code into your personal AI-powered assistant engineer using Cline and Claude to generate and optimise code for complex data projects.
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Yordan Ivanov
AI Mastery for Data Engineers: Smarter Code Generation with ChatGPT
Learn how to craft prompts that produce efficient, scalable code with ChatGPT, along with best practices for debugging, optimisation, and handling edge…
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Yordan Ivanov
AI Mastery for Data Engineers: Advanced Research Techniques to Go Beyond Basics
Equip yourself with high-level research methods to choose the best tools and design scalable architectures.
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Yordan Ivanov
The Ultimate Database Guide: Choosing Relational, Document, or Time Series to Drive Success
Explore the strengths and use cases of relational, document, and time series databases—and learn how to select the best option to power your project's…
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Yordan Ivanov
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