Engineering Fundamentals Refresh: OOP, SOLID, ACID, CAP and More
21 min read––– viewsOctober 06, 2026
A plain explanation of OOP vs FP, SOLID, ACID, CAP, DRY and KISS, List, Set and Map, design patterns, system design and the STAR method, with examples, differences and trade-offs.
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Essential SQL Commands for Developer Interviews
49 min read––– viewsMay 02, 2025
A practical guide to the most important SQL commands and concepts you need to know for technical interviews.