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Understanding JavaScript: A Boot Camp for Better Coding Skills

Join Jason Offutt from Central Christian Church for a deep dive into JavaScript, from its fascinating history to its modern applications. This boot camp explores JavaScript's evolution since 1995, its object-oriented features, and its role as a crucial technology today. Learn about its quirks, best practices, and how to avoid common pitfalls in coding. Whether you’re a beginner or just looking to refine your skills, this session will equip you with the knowledge to enhance your JavaScript expertise effectively. Get ready to write code with confidence!

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Understanding JavaScript: A Boot Camp for Better Coding Skills

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Presentation Transcript

  1. JavaScript Boot Camp Because we could all suck less at JavaScript Jason Offutt Software Engineer Central Christian Church Email: jason.offutt@centralaz.com Twitter: @jasonoffutt

  2. A brief history • Created in 1995 at Netscape • Originally called Mocha, then LiveScript, finally named JavaScript when Sun became involved • To provide browser hooks for Java Applets • Created by Brendan Eich • He was given 10 days to design and implement the language • Currently working as CTO of Mozilla

  3. Some basic facts • JavaScript IS an object oriented language • Very compact language • Elegantly designed object model • Though not without some ugly bits • Standardized in the form of ECMAScript in 1997 • JS is one dialect of ECMAScript along with ActionScript, etc • Lead by Eich. MS, Apple, and Google represented on the board

  4. Why JavaScript? • Interpreted • Dynamically typed • Highly extensible • REALLY fast • Cross-platform • The single most important language in technology • Future-proof

  5. WTF.js • == vs === • null/undefined/NaN • Syntax oddities • eval, with, etc • Global scope

  6. There’s good parts too • First class functions • Closures • Prototypes • Event Loop • JSON

  7. Examples… • Time to write some code

  8. Questions?

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