CS Concepts
Operating systems, networking, databases and the fundamentals interviewers probe.
67 notes · 5 categories
Everything here is Python
Every example and reference in this section is Python. If you code in another language, follow the same flow and topics, and use Claude's Learn skill to map each one to the language you want.
OS FundamentalsProcesses, threads, locks, scheduling and memory — the OS basics.16OOPClasses, objects, inheritance and polymorphism, with Python examples.11SOLID PrinciplesThe five SOLID principles and how they show up in real code.7Design PatternsCreational, structural and behavioral patterns and when to reach for them.21LLDLow-level design walkthroughs: parking lots, elevators, rate limiters.12