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Intro to Javascript
- 1. Intro to Javascript October2017 WIFI: MakeOffices 5GHz Password: Internet!23 http://bit.ly/js-intro-dc 1
- 2. Instructor TJ Stalcup Lead Mentor@ Thinkful WealthEngine, API Evangelist Pokemon Enthusiast TAs bit.ly/js-intro-dcWiFi: MakeOffices 5Ghz Password: Internet!23 2
- 3. About you What's yourname? What brought you here today? What is your programming experience? bit.ly/js-intro-dcWiFi: MakeOffices 5Ghz Password: Internet!23 3
- 4. About Thinkful Thinkful helpspeople become developers or data scientists through 1-on-1 mentorship and project-based learning These workshops are built using this approach.These workshops are built using this approach. bit.ly/js-intro-dcWiFi: MakeOffices 5Ghz Password: Internet!23 4
- 5. Suggestions for learning Don'tget 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/js-intro-dcWiFi: MakeOffices 5Ghz Password: Internet!23 5
- 6. Agenda Learn key Javascriptconcepts (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/js-intro-dcWiFi: MakeOffices 5Ghz Password: Internet!23 6
- 7. How the webworks 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/js-intro-dcWiFi: MakeOffices 5Ghz Password: Internet!23 7
- 8. Client/Servers Client (sends requests) FrontendDeveloper Manages what user sees Server (sends response) Backend Developer Manages what app does bit.ly/js-intro-dcWiFi: MakeOffices 5Ghz Password: Internet!23 8
- 9. Example: facebook.com Client Server Openbrowser 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/js-intro-dc 9 WiFi: MakeOffices 5Ghz Password: Internet!23
- 10. Example: facebook.com Client Server Openbrowser 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/js-intro-dcWiFi: MakeOffices 5Ghz Password: Internet!23
- 11. History of Javascript Writtenby 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/js-intro-dcWiFi: MakeOffices 5Ghz Password: Internet!23 11
- 12. Javascript today Has largecommunity of developers, libraries and frameworks Lots of job opportunities Also the syntax is easier to understand for first-time developers bit.ly/js-intro-dcWiFi: MakeOffices 5Ghz Password: Internet!23 12
- 13. Defining a variablewith Javascript var numberOfSheep = 20 Initialize variable Name of variable Value of variable bit.ly/js-intro-dcWiFi: MakeOffices 5Ghz Password: Internet!23 13
- 14. Variable examples bit.ly/js-intro-dc JSBin.com WiFi: MakeOffices5Ghz Password: Internet!23 14
- 15. Repl.it setup &first steps! http://bit.ly/tf-intro-js-challenges bit.ly/js-intro-dcWiFi: MakeOffices 5Ghz Password: Internet!23 15
- 16. Declaring a functionwith Javascript function greet() { return "Hello world!"; } Initialize function Name of function What the function does bit.ly/js-intro-dcWiFi: MakeOffices 5Ghz Password: Internet!23 16
- 17. Function examples bit.ly/js-intro-dc JSBin.com WiFi: MakeOffices5Ghz Password: Internet!23 17
- 18. If/Else Statements go togas stationkeep driving if false if true need gas? family roadtrip bit.ly/js-intro-dcWiFi: MakeOffices 5Ghz Password: Internet!23 18
- 19. If/Else Statements function familyRoadtrip(){ if (needGas == true) { getGas(); } else { keepDriving(); } } bit.ly/js-intro-dcWiFi: MakeOffices 5Ghz Password: Internet!23 19
- 20. Comparing Values == (equalto) 5 == 5 --> true 5 == 6 --> false != (not equal to) 5 != 5 --> false 5 != 6 --> true bit.ly/js-intro-dcWiFi: MakeOffices 5Ghz Password: Internet!23 20
- 21. If/Else Statements andComparing Values bit.ly/ js-intro-dc JSBin.com WiFi: MakeOffices 5Ghz Password: Internet!23 21
- 22. Parameters within functions functionadder(a, b) { return a + b; } adder(1,2); Parameters in declaration Parameters used within the function bit.ly/js-intro-dcWiFi: MakeOffices 5Ghz Password: Internet!23 22
- 23. Examples of parameterswithin functions bit.ly/ js-intro-dc JSBin.com WiFi: MakeOffices 5Ghz Password: Internet!23 23
- 24. Real developers useGoogle... a lot bit.ly/js-intro-dcWiFi: MakeOffices 5Ghz Password: Internet!23 24
- 25. Ways to keeplearning 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 receiveunprecedented support 1-on-1 Learning Mentor 1-on-1 Career MentorProgram Manager DC Community You 28
- 29. 1-on-1 mentorship enablesflexible learning Learn anywhere, anytime, and at your own schedule You don't have to quit your job to start career transition 29
- 30. Thinkful Two-Week Trial Talkto one of us and email benjy@thinkful.combenjy@thinkful.com to learn more Two-week Free Course Trial Start with HTML, CSS and JavaScript Unlimited Q&A Sessions 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