Fundamentals

Core concepts of how the web works

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Understanding the backbone of the web: packets, protocols, and routing.

Request/response cycle, status codes, headers, and secure connections.

How domain names translate to IP addresses.

Rendering engines, DOM construction, and the critical rendering path.

Types of hosting, servers, and deploying your first website.

Inspecting elements, debugging, network analysis, and performance profiling.

Understanding standards bodies, specifications, and browser compatibility.

Understanding the relationship between frontends and backends.