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A JavaScript Interview covering in-depth QnA of closures, Data Hiding, Encapsulation, Function Constructors, Garbage Collector, Memory Leaks, Data Privacy with nitty-gritty details along with advantages, and disadvantages of Closure with a lot of code examples. This is basically the third part of the videos covering the Closures topic in-depth end to end. The previous 2 videos already released are: 0. Closures in JS - Namaste JavaScript Episode 10 1. Most asked setTimeout + Closures Interview question - Episode 11 2. This video above ☝🏽- Episode 12 These 3 videos will build a strong foundation of the Closures topic in your head, for a LIFETIME. The only request is to watch this Episode of Namaste JavaScript with the utmost attention. 🙏 Topics Covered: 00:00 - Teaser - The Crazy Interview 00:26 - What is a Closure in JavaScript? 01:34 - Can you give an example of a Closure in JS? 03:29 - Use of double parenthesis ()() in JS 05:25 - Are Let declarations closed over? 06:15 - Are function parameters closed over? 07:45 - Relation of Scope Chain and Closures 10:25 - Conflicting name Global variables in JS 13:25 - Advantages of Closure 14:24 - Data Hiding & Encapsulation in JavaScript? 14:59 - Example of Data Privacy using Closures 21:10 - Function Constructor in JavaScript 25:02 - Disadvantages of Closures? 26:02 - What is a Garbage Collector in JavaScript? 27:25 - Relation between Garbage Collection, Memory Leaks, and Closures? 29:42 - Example of Smart Garbage collection by V8 JS Engine in Chrome 32:00 - Result of the Crazy JS Interview 32:10 - Thank you for watching Namaste JavaScript 🙏 Support this video series, NOT BY MONEY, but by sharing it with your friends. 🙏 I'll give my best to come up with great content and everything absolutely for free on YouTube. 😊 If you are active on Social Media, please give a shoutout to Namaste JavaScript and help me reach more people. 🙏 Cheers, Akshay Saini http://akshaysaini.in Would love to Stay Connected with you ❤️ LinkedIn - https://www.linkedin.com/in/akshaymarch7 Instagram - https://www.instagram.com/akshaymarch7 Twitter - https://twitter.com/akshaymarch7 Facebook - https://www.facebook.com/akshaymarch7 #NamasteJS #AkshaySaini
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