In this episode of Syntax, Scott and Wes are back with another edition of Stump’d! where they try to stump each other with interview questions.

Freshbooks - Sponsor

Get a 30 day free trial of Freshbooks at freshbooks.com/syntax and put SYNTAX in the “How did you hear about us?” section.

LogRocket - Sponsor

LogRocket lets you replay what users do on your site, helping you reproduce bugs and fix issues faster. It’s an exception tracker, a session re-player and a performance monitor. Get 14 days free at logrocket.com/syntax.

Auth0 - Sponsor

Auth0 is the easiest way for developers to add authentication and secure their applications. They provide features like user management, multi-factor authentication, and you can even enable users to login with device biometrics with something like their fingerprint. Not to mention, Auth0 has SDKs for your favorite frameworks like React, Next.js, and Node/Express. Make sure to sign up for a free account and give Auth0 a try with the link below. https://a0.to/syntax

Show Notes

03:10 - What is STUMP’D?

04:27 - What is a first class function?

06:27 - What is the purpose of using object is method?

09:31 - What is the purpose of Error object?

11:00 - What are the advantages of minification?

12:37 - How do you declare namespace?

15:38 - What are JS labels?

19:20 - List the methods that are available on a WeakSet?

What is the difference between a set and a WeakSet?

23:33 - What is the use of preventDefault method?

26:15 - What is a spread opperator?

27:35 - What is the output of below spread operator array?

[...'John Resig']

30:19 - How do you load CSS and JS files dynamically?

32:00 - What are tasks in event loop?

34:15 - What is a WeakMap?

37:35 - How do get query string values in JavaScript?

40:50 - What is the purpose of some method in arrays?

42:15 - How do you delete a cookie?

Links

https://30secondsofinterviews.org/
https://www.interviewbit.com/javascript-interview-questions/
https://github.com/sudheerj/javascript-interview-questions
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/label
https://es6.io/

××× SIIIIICK ××× PIIIICKS ×××

Scott: Builderment
Wes: Lawn Mower Blade Balancer

Shameless Plugs

Scott: All Courses - Sign up for the year and save 25%!
Wes: All Courses - Use the coupon code ‘Syntax’ for $10 off!

Tweet us your tasty treats!

STUMP'D - Coding Interview Questions

Syntax - Tasty Web Development Treats