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Computer Science Fundamentals for Modern Technologists Many tech roles rely on a solid base in computer science. Knowing the basics helps you learn new tools faster and work better with teammates from different disciplines. This post covers practical ideas you can apply at work today. Core ideas to focus on: Algorithms and problem solving Data structures Programming basics Computer systems and memory Networking and databases The software development life cycle Think of a simple task, like sorting a list. You need data, a way to compare items, and a method to move them. Different approaches exist, and they behave differently as the list grows. Big-O notation is a friendly way to describe how the running time changes with more data. For small lists, many methods feel instant; for large lists, efficiency matters. ...