Academy PRO: Node.js platform. Lecture 1
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This document outlines a structured plan for lectures on the Node.js platform, covering its origins, the use of JavaScript as a popular and accessible language, and various applications. It includes technical aspects such as module systems, asynchronous handling, and specific functionalities of the Node.js libraries. Additionally, it discusses the role of npm and common commands for package management.
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fs.chmodSync(path, mode)
fs.exists(path, callback)
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fs.mkdir(path[, mode], callback)
fs.mkdirSync(path[, mode])
fs.readdir(path[, options], callback)
fs.readdirSync(path[, options])
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fs.readFileSync(file[, options])
fs.writeFile(file, data[, options], callback)
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Academy PRO: Node.js platform. Lecture 1
- 2. Lectures plan 1. Node.js Platform 2. Web applications - Default stack 3. Web applications - Alternative stacks 4. Node.js in Production
- 3. Origins Ryan Dahl - 2009 Joyent io.js Nodejs foundation - TSC and various members on board
- 4. Why JS? - Open and popular platform - Event loop - V8
- 5. Use cases Web applications Desktop applications Console applications IoT applications
- 6. Happy users
- 7. Why? Vibrant community Cheap performance One web language Super-easy to develop
- 8. Versions
- 9. nvm https://github.com/creationix/nvm nvm install node nvm use node npm install 6 npm install 4.2.1
- 10. Node.js anatomy
- 14. microtasks
- 15. Nodejs vs Traditional Server
- 18. fs fs.chmod(path, mode, callback) fs.chmodSync(path, mode) fs.exists(path, callback) fs.existsSync(path) fs.mkdir(path[, mode], callback) fs.mkdirSync(path[, mode]) fs.readdir(path[, options], callback) fs.readdirSync(path[, options]) fs.readFile(file[, options], callback) fs.readFileSync(file[, options]) fs.writeFile(file, data[, options], callback) fs.writeFileSync(file, data[, options])
- 19. Fs modules A `rm -rf` util for nodejs https://github.com/isaacs/rimraf fs with incremental backoff on EMFILE https://github.com/isaacs/node-graceful-fs
- 20. http Class: http.Agent Class: http.ClientRequest Class: http.Server Class: http.ServerResponse Class: http.IncomingMessage http.createClient([port][, host]) http.createServer([requestListener]) http.get(options[, callback]) http.request(options[, callback])
- 21. Buffer Buffer.alloc(size[, fill[, encoding]]) Buffer.allocUnsafe(size) Buffer.allocUnsafeSlow(size) Buffer.byteLength(string[, encoding]) Buffer.compare(buf1, buf2) Buffer.concat(list[, totalLength]) Buffer.from(array) Buffer.from(buffer) Buffer.from(string[, encoding]) Buffer.isBuffer(obj) Buffer.isEncoding(encoding)
- 23. child_process
- 24. Async handling - Callbacks
- 25. Async
- 26. Async
- 27. Promises
- 28. Promises
- 31. Async await
- 32. Error handling Error-first callback Process events
- 33. npm init npm install express npm i express npm install --save express npm install --save-dev express npm uninstall --save express npm i -g pm2 npm
- 34. npm package.json
- 35. npm
- 36. V2 vs V3
- 37. V2 vs V3
- 38. Native modules