Presented September 29th, 2017. A short introduction to TypeScript and the benefits it provides to large-scale projects. Lightning Talks Strange Loop 2017 Friday, September 29th - 8:30 PM --- FVCproductions https://fvcproductions.com

1. A brief class that introduces the benefits
TypeScript provides to large scale projects.
Prerequisites: JavaScript 202
TypeScript 101

2. 🎓 Professor Frances Coronel
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3. Syllabus
(1) TypeScript vs JavaScript 🎭
(2) The Rise of TypeScript’s
Popularity 📈
(3) Homework Assignments 📚

4. W8, what is TypeScript? 🤔
• free & open-source programming language
developed & maintained by Microsoft
• strict syntactical superset of JavaScript
• eases development of large scale applications written
in JavaScript
• extends JavaScript by adding static types, classes,
modules, interfaces & generics👶 5 years old

5. (1) TypeScript vs JavaScript 🎭
.ts .js

6. The Nitty Gritty 💻
npm i -g typescript
Installing TypeScript
Compiling our file to JS
tsc multiplication.ts
Configuring options
touch tsconfig.json
npm i -g tslint
Optional Installing TSLint

7. JavaScript is TypeScript but
TypeScript is not JavaScript.
Superset vs
Subset 🔘

8. 1. Referenced a symbol/
variable which is not
declared in program
2. Not able to fully infer
the type of a particular
variable and warns
against using it as is
3. Even if your source
code has TypeScript
errors, it will still
produce JavaScript
code which you can
execute
Spell Checker

9. What Types Provide
✓ modular development
✓ can be learned easily
✓ non-invasive
✓ long-term vision
✓ clean output
To Type or
Not To Type
Pros of JavaScript
• EVERYWHERE
• awesome libraries
• flexible
Cons of JavaScript
• dynamic typing
• lack of modularity
• verbose patterns

10. (2) The Rise of TypeScript’s Popularity 📈

12. Companies ❤ TypeScript

13. Developers ❤ TypeScript

17. (3) Homework Assignments 📚

18. Option 1. 🎥 Watch the creator of TypeScript talk about
TypeScript at the #MSBuild Conference
“What’s New In TypeScript” by Anders Hejlsberg

19. Option 2. 🎓 Enroll in an edX course on TypeScript
created by Microsoft that starts tomorrow

20. Option 3. 🎮 Screw homework and go play instead!
typescriptlang.org/play

21. Thanks for listening! ☺
@fvcproductions
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Slides will be uploaded ASAP at
speakerdeck.com/fvcproductions

22. Credits
1. Mathematical Finn Photo: https://glarbinator.deviantart.com/art/Mathematical-Finn-417768395
2. TypeScript Official Website: http://www.typescriptlang.org/
3. Severus Snape Video: https://www.youtube.com/watch?v=PnOyBLT07R8
4. GitHub Icon: https://www.iconfinder.com/iconsets/ionicons
5. Twitter & LinkedIn Icons: https://www.iconfinder.com/iconsets/free-social-icons
6. Fonts: Segoe UI, SF Pro Text, Input Mono
7. Google Trends: https://g.co/trends/2M11R
8. TypeScript and JavaScript Logos: egghead.io
9. Stack Overflow 2017 Survey: https://insights.stackoverflow.com/survey/2017
10. TypeScript GIFs: http://twittervideodownloader.com/ & @typescriptlang
11. EdX Course: https://www.edx.org/course/introduction-typescript-2-microsoft-dev273x-0#!
12. List of Editors: https://www.wikiwand.com/en/TypeScript