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Learn about JavaScript memory management including the memory life cycle, how memory is freed, how memory is allocated, how memory is written to and read from, how programs work with RAM, and JavaScript garbage collection with the mark and sweep algorithm.
Learn what a WebSocket is including the WebSocket protocol, WebSocket handshake, WebSocket closing handshake, WebSocket HTTP headers, and how to make a WebSocket application with JavaScript.
Learn about docker volumes including named docker volumes, anonymous docker volumes, and how to remove, list, and create docker volumes.
Learn what a JSON Web Token (JWT) is including JSON Web Tokens vs sessions (traditional sessions), JWT structure, and JWT security.
Learn what a git branch is, why git branches are used, where git branches are stored in the .git folder, and some git branch commands.
Learn what an SSL certificate is, the contents of an SSL certificate, what SSL (secure sockets layer) is, what TLS (transport layer security) is, and how to view the contents of an SSL certificate with openssl.
Learn about the TypeScript public access modifier, private access modifier, and protected access modifier including when to use the TypeScript access modifiers.
Learn about the JavaScript Set object including time complexity, methods, and use cases.
Learn about react context including react providers, react consumers, react context re-rendering, and the react useContext hook.
Learn what a mutable and immutable are, their specificity to JavaScript, immutable vs mutable, the stack and heap data structures, JavaScript primitive types vs reference types, and how variables are stored in JavaScript.