What is KGS? Why 2 table?
[System Design Problems - Designing a URL Shortening service like TinyURL]
(11)
I highly recommend watching this video for further info
[System Design Problems - Designing Dropbox]
(1)
Its not very clear how concurrency is handled?
[System Design Problems - Design Ticketmaster (*New*)]
(1)
Security aspect while designing application
[System Design Problems - System Design Interviews: A step by step guide]
(1)
Longest Substring with Same Letters after Replacement (hard)
[Pattern: Sliding Window - Longest Substring with Same Letters after Replacement (hard)]
(5)
Search workflow in many index servers
[System Design Problems - Designing Yelp or Nearby Friends]
(7)
Why do we choose 9 bits to store auto incremented sequence?
[System Design Problems - Designing Instagram]
(6)
Why we do a 302 redirect instead of 301 redirect
[System Design Problems - Designing a URL Shortening service like TinyURL]
(2)
Shortened links should not be guessable (not predictable). Why is this a problem?
[System Design Problems - Designing a URL Shortening service like TinyURL]
(4)
Why should we use request count instead of url count to estimate memory?
[System Design Problems - Designing a URL Shortening service like TinyURL]
(1)
Regarding telemetry.. How we will maintain count for each url hit?
[System Design Problems - Designing a URL Shortening service like TinyURL]
(4)
Why having the same shortened URL is the problem?
[System Design Problems - Designing a URL Shortening service like TinyURL]
(3)
I think the big space complexity here might be wrong
[Pattern: Sliding Window - Fruits into Baskets (medium)]
(2)
Why is `check_for_fine` method included in every class, it is added in `Rack` class also
[Object Oriented Design Case Studies - Design a Library Management System]
(1)
Distributed File storage vs Object storage
[System Design Problems - Designing Youtube or Netflix]
(2)
How was the object size of 500 bytes calculated?
[System Design Problems - Designing a URL Shortening service like TinyURL]
(2)
Missing class in the design : Please do answer... its a paid service
[Object Oriented Design Case Studies - Design a Restaurant Management system]
(2)
Not able to undertand , please explain Sharding Question -
[System Design Problems - Designing Twitter]
(5)
Why LRU cache to store hot URLs?
[System Design Problems - Designing a URL Shortening service like TinyURL]
(3)
The solution can be coded more similar to previous question solution
[Pattern: Sliding Window - Solution Review: Problem Challenge 3]
(2)
This is regarding system requirement for URL shortening service if the same large URL is given to the system by the same user , should it generate different Unique urls?
[System Design Problems - Designing a URL Shortening service like TinyURL]
(4)
Checking the cache size
[System Design Problems - Designing a URL Shortening service like TinyURL]
(4)
How do we maintain correct ordering between different users?
[System Design Problems - Designing Facebook Messenger]
(1)
Why use if if statement in the for loop instead of using while loop in the for loop?
[Pattern: Sliding Window - Longest Substring with Same Letters after Replacement (hard)]
(7)
The "if" statement might cause some bugs
[Pattern: Sliding Window - Longest Substring with Same Letters after Replacement (hard)]
(3)
Why use mysql for metadata and user data instead of nosql?
[System Design Problems - Designing Youtube or Netflix]
(7)
Wide-column database further explanation
[System Design Problems - Designing Facebook Messenger]
(1)
Why are we inserting -num to the maxHeap?
[Pattern: Two Heaps - Find the Median of a Number Stream (medium)]
(3)
Why have been so much logic encapsulated within Member class
[Object Oriented Design Case Studies - Design a Library Management System]
(1)
Can we store top suggestions with each node?
[System Design Problems - Designing Typeahead Suggestion]
(6)
Solution without searching for non-negative number
[Pattern: Two Pointers - Squaring a Sorted Array (easy)]
(3)
Simple Explanation for program line : count += right - left;
[Pattern: Two Pointers - Triplets with Smaller Sum (medium)]
(3)
Validity of course "Grokking the system design interview"
[Grokking the System Design Interview (Design Gurus)]
(2)
What are the strategies to avoid key duplication and concurrency issues
[System Design Problems - Designing a URL Shortening service like TinyURL]
(1)