Intro to JavaScript
- 1. Intro to Javascript September 2017 WIFI: In3Guest http://bit.ly/tf-intro-js 1
- 2. Instructor Avi Zajac Thinkful Full Time Student Hacker Rubik’s Cuber Lockpicker TAs bit.ly/tf-intro-jsWi-Fi: In3Guest 2
- 3. About you What's your name? What brought you here today? What is your programming experience? bit.ly/tf-intro-jsWi-Fi: In3Guest 3
- 4. About Thinkful Thinkful helps people become developers or data scientists through 1-on-1 mentorship and project-based learning bit.ly/tf-intro-jsWi-Fi: In3Guest 4
- 5. Suggestions for learning Don't get discouraged, struggle leads to masterystruggle leads to mastery Don't be shy, take full advantage of our supporttake full advantage of our support bit.ly/tf-intro-jsWi-Fi: In3Guest 5
- 6. Agenda Learn key Javascript concepts (30 min) Go over assignments (10 min) Complete assignments with our support! (30 min) Go over answer key (10 min) Steps to continue learning (10 min) bit.ly/tf-intro-jsWi-Fi: In3Guest 6
- 7. How the web works Type a URL from a client (e.g. google.com) Browser sends an HTTP request asking for specific files Browser receives those files and renders them as a website bit.ly/tf-intro-jsWi-Fi: In3Guest 7
- 8. Client/Servers Client (sends requests) Frontend Developer Manages what user sees Server (sends response) Backend Developer Manages what app does bit.ly/tf-intro-jsWi-Fi: In3Guest 8
- 9. Example: facebook.com Client Server Open browser and navigate to facebook.com HTML, CSS, & Javascrip render newsfeed Request Response Algorithm determines content of feed. Sends back HTML, CSS, Javascript files Application LogicApplication Logic Initial requestInitial request Following responseFollowing response bit.ly/tf-intro-js 9 Wi-Fi: In3Guest
- 10. Example: facebook.com Client Server Open browser and navigate to facebook.com HTML, CSS, & Javascrip render newsfeed Request Response Algorithm determines content of feed. Sends back HTML, CSS, Javascript files Application LogicApplication Logic Initial requestInitial request Following responseFollowing response We'll be writing Javascript, the code that the browser uses to run the app 10 bit.ly/tf-intro-jsWi-Fi: In3Guest
- 11. History of Javascript Written by Brendan Eich in 1995 for Netscape Initial version written in 10 days Completely unrelated to Java, but maybe named after it to draft off its popularity Over 10 years, became default programming language for browsers Continues to evolve under guidance of ECMA International, with input from top tech companies bit.ly/tf-intro-jsWi-Fi: In3Guest 11
- 12. Javascript today is extremely popular Lots of job opportunities Large community of developers, libraries and frameworks Syntax is easier to understand for first-time developers bit.ly/tf-intro-jsWi-Fi: In3Guest 12
- 13. Defining a variable with Javascript var numberOfSheep = 20 Initialize variable Name of variable Value of variable bit.ly/tf-intro-jsWi-Fi: In3Guest 13
- 15. Declaring a function with Javascript function greet() { return "Hello world!"; } Initialize function Name of function What the function does bit.ly/tf-intro-jsWi-Fi: In3Guest 15
- 17. If/Else Statements go to gas stationkeep driving if false if true need gas? family roadtrip bit.ly/tf-intro-jsWi-Fi: In3Guest 17
- 18. If/Else Statements function familyRoadtrip() { if (needGas == true) { getGas(); } else { keepDriving(); } } bit.ly/tf-intro-jsWi-Fi: In3Guest 18
- 19. Comparing Values == (equal to) 5 == 5 --> true 5 == 6 --> false != (not equal to) 5 != 5 --> false 5 != 6 --> true bit.ly/tf-intro-jsWi-Fi: In3Guest 19
- 20. If/Else Statements and Comparing Values bit.ly/tf-intro-jsWi-Fi: In3Guest 20
- 21. Parameters within functions function adder(a, b) { return a + b; } adder(1,2); Parameters in declaration Parameters used within the function bit.ly/tf-intro-jsWi-Fi: In3Guest 21
- 22. Examples of parameters within functions bit.ly/tf-intro-jsWi-Fi: In3Guest 22
- 23. Real developers use Google... a lot bit.ly/tf-intro-jsWi-Fi: In3Guest 23
- 24. Repl.it setup & first steps! http://bit.ly/tf-intro-js-challenges bit.ly/tf-intro-jsWi-Fi: In3Guest 24
- 25. Ways to keep learning 25
- 26. For aspiring developers, bootcamps fill the gap 26
- 27. 91%91% job-placement rate + job guarantee Link for the third party audit jobs report: https://www.thinkful.com/bootcamp-jobs-statshttps://www.thinkful.com/bootcamp-jobs-stats Thinkful's track record of getting students jobs 27
- 28. Our students receive unprecedented support Learning Mentor Career MentorProgram Manager Local Community You 28
- 29. Mentorship enables flexible learning Learn anywhere, anytime, & at your own pace You don't have to quitYou don't have to quit your job to startyour job to start career transitioncareer transition 29
- 30. Thinkful Two-Week Trial Talk to one of us and email [email protected]@thinkful.com to learn more Two-week Free course trial Unlimited QA sessions Start with HTML, CSS and JavaScript Option to continue with full bootcamp Financing & scholarships available Offer valid for one week after eventOffer valid for one week after event BenjyBenjy SchechnerSchechner Education Advisor 30