NodeJS, Flask, Angular, React are not new to me. Given the researchers' recommendation to train students on modern industrial processes, and my aim to develop a more user-friendly UI for AI testing, it's prudent for me to refresh my skills in certain familiar areas that I haven't utilized recently. Setting up a development environment is a key step in this process. One more step to run TypeScript without automation: Initialize: tsc -init Compile .ts to .js: tsc source_file.ts Reference: TypeScript: https://www.typescriptlang.org/ JavaScript: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference