Facebook's Most Common Coding Question Finally Explained | LRU Cache

Facebook pays their Software Engineers around two hundred and seventy thousand dollars per year. In this video I’m going to show you how to solve the LRU Cache problem on Leetcode. You'll also learn about the Doubly Linked List and Hash Table.
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⏰ TIMESTAMPS ⏰
0:00 - Intro
0:21 - Facebook's Most Asked Interview Question
1:40 - How DoublyLikedList Works
5:07 - How HashTable Works
6:53 - How To Create An LRU Cache
#lrucache #softwareengineer #softwaredeveloper

[@CodyEngelCodes]

Which programming language do you use for Leetcode?

[@KanavMalik20]

Python

[@CodyEngelCodes]

Ooo good choice. I'd imagine it requires a little less code than Kotlin 😅

[@viophile]

C#

[@CodyEngelCodes]

@@viophile heck yeah 🥳

[@mannyoromendia4704]

I'm using Java. Figured I can't go wrong with Java even if its not the most glamorous

[@juancruzgaglioti3873]

Whats the salary of machine learning?

[@nehalchaudhari3040]

Hi sir I am an Indian and I want to be an ethical hacker plzz can you make a video on that like from where to start and all

[@CodyEngelCodes]

I can do my best, but I'm not much of a hacker.

[@takiemtam1]

Dict class in Python also is implemented using hash algorithm, but it's more complicated. Could you pls help to explain that hash algorithm ?

[@CodyEngelCodes]

I don't use Python 😞

[@ANUJKUMAR-wc9dz]

Does early stages startup in San Francisco Bay Area sponsor h1- visa?

[@CodyEngelCodes]

Some might, it's not a requirement though.

[@travisb213]

Hash table video, please

[@CodyEngelCodes]

🥳

[@kking999]

I am using C#

[@CodyEngelCodes]

I don't see so sharp anymore 😢

[@pikusarker1359]

Sir please make a video on lifetime earnings comparison between software engineers and doctors in usa

[@CodyEngelCodes]

It's on the list 😉

[@Whyte_fundz]

Sir pls can you tell me how much AI engineers make in facebook while working in Canada. Both entry level and experienced

[@iwatch311]

Have no idea what’s going on

[@CodyEngelCodes]

Same.

[@rohitranjan5063]

Why are you speaking like a robot ?