Educative

Topic	Replies	Views	Activity
Difference between using PostgreSQL and Elastic Search? Courses designing-facebook-messenger__system-design-problems__grokking-the-system-design-interview , grokking-the-system-design-interview__design-gurus	2	224	April 20, 2020
It is great challenge, I got it Courses solution-review-remove-duplicate-from-a-linked-list__linked-lists__data-structures-for-coding-interviews-in-java , data-structures-for-coding-interviews-in-java__coderust	2	52	December 23, 2019
SOAP vs REST, what about other options? what about internal communication? Courses designing-facebook’s-newsfeed__system-design-problems__grokking-the-system-design-interview , grokking-the-system-design-interview__design-gurus	1	68	March 22, 2020
What is the need of such a complicated solution using Deque? Courses find-maximum-in-sliding-window__arrays__coderust-hacking-the-coding-interview , coderust-hacking-the-coding-interview__coderust	1	59	September 14, 2020
Doubt on the following problem Courses recursion__functions__learn-python-3-from-scratch , learn-python-3-from-scratch__educative	4	289	February 23, 2020
How do you suggest to partition QuadTrees? Courses designing-uber-backend__system-design-problems__grokking-the-system-design-interview , grokking-the-system-design-interview__design-gurus	3	352	February 28, 2020
Do we need DP here? Courses minimum-subset-sum-difference-hard__pattern-01-knapsack-dynamic-programming__grokking-the-coding-interview-patterns-for-coding-questions , grokking-the-coding-interview-patterns-for-coding-questions__design-gurus	1	59	January 10, 2020
Is this original content or some credit is due? Courses designing-dropbox__system-design-problems__grokking-the-system-design-interview , grokking-the-system-design-interview__design-gurus	1	59	May 17, 2020
Instagram Data Storage - Why not a Graph database? Courses designing-instagram__system-design-problems__grokking-the-system-design-interview , grokking-the-system-design-interview__design-gurus	3	60	October 28, 2020
Time Complexity is O(N^2 * N!) not O(N * N!) Courses permutations-medium__pattern-subsets__grokking-the-coding-interview-patterns-for-coding-questions , grokking-the-coding-interview-patterns-for-coding-questions__design-gurus	4	99	October 24, 2020
No answers for 2nd and 3rd question Courses permutations__recursive__big-o-notation-for-coding-interviews-and-beyond , big-o-notation-for-coding-interviews-and-beyond__c-h-afzal	1	54	March 14, 2020
How server handle messages from different users chatting with same user? Courses designing-facebook-messenger__system-design-problems__grokking-the-system-design-interview , grokking-the-system-design-interview__design-gurus	3	97	September 21, 2020
Learn Python from Scratch Courses executing-python-code__appendix__learn-python-3-from-scratch , learn-python-3-from-scratch__educative	2	71	April 16, 2020
When product is bigger than target, why do we set the upperbound for left pointer to length of the arrary Courses subarrays-with-product-less-than-a-target-medium__pattern-two-pointers__grokking-the-coding-interview-patterns-for-coding-questions , grokking-the-coding-interview-patterns-for-coding-questions__design-gurus	1	52	December 27, 2019
Memoization Approach Courses 01-knapsack__pattern-1-01-knapsack__grokking-dynamic-programming-patterns-for-coding-interviews , grokking-dynamic-programming-patterns-for-coding-interviews__design-gurus	1	52	July 13, 2020
Is the 24th line of the solution wrong? Courses solution-review-problem-challenge-1__pattern-sliding-window__grokking-the-coding-interview-patterns-for-coding-questions , grokking-the-coding-interview-patterns-for-coding-questions__design-gurus	4	177	August 25, 2020
Confused about the inner loop Courses solution-review-big-o-of-nested-loop-with-multiplication__introduction-to-complexity-measures__data-structures-for-coding-interviews-in-c , data-structures-for-coding-interviews-in-c__coderust	3	60	March 19, 2020
String Slicing - Learn Python from Scratch Courses string-slicing__data-types-and-variables__learn-python-3-from-scratch , learn-python-3-from-scratch__educative	5	169	June 11, 2020
For timeline generation how the tweets retrieval query will be formed when the tweets are sharded by TweetID and Tweet creation time Courses designing-twitter__system-design-problems__grokking-the-system-design-interview , grokking-the-system-design-interview__design-gurus	1	48	June 15, 2020
For example {2,3,4,5}, should the answer be 2 Courses minimum-jumps-with-fee__pattern-3-fibonacci-numbers__grokking-dynamic-programming-patterns-for-coding-interviews , grokking-dynamic-programming-patterns-for-coding-interviews__design-gurus	1	44	May 2, 2020
Generation of newsfeed - Long poll Courses designing-instagram__system-design-problems__grokking-the-system-design-interview , grokking-the-system-design-interview__design-gurus	4	76	November 3, 2020
Improved Solution Courses search-a-rotated-array__arrays__coderust-hacking-the-coding-interview , coderust-hacking-the-coding-interview__coderust	1	53	March 10, 2020
Confusion in insertion method of Linked List Courses insertion__singly-linked-lists__data-structures-and-algorithms-in-python , data-structures-and-algorithms-in-python__vincent-russo	2	64	February 11, 2020
Time Complexity Challenge 4 Solution Review Courses solution-review-nested-loop-with-multiplication-basic__introduction-to-complexity-measures__data-structures-for-coding-interviews-in-c , data-structures-for-coding-interviews-in-c__coderust	2	66	December 2, 2019
Which DB? SQL vs NoSQL Courses designing-a-url-shortening-service-like-tinyurl__system-design-problems__grokking-the-system-design-interview , grokking-the-system-design-interview__design-gurus	2	282	May 20, 2020
Memory size for the cache: size based on read/s? Courses designing-a-url-shortening-service-like-tinyurl__system-design-problems__grokking-the-system-design-interview , grokking-the-system-design-interview__design-gurus	5	152	April 20, 2020
Why do we need a 3rd Loop, can it be done in 2 loops? Courses subarrays-with-product-less-than-a-target-medium__pattern-two-pointers__grokking-the-coding-interview-patterns-for-coding-questions , grokking-the-coding-interview-patterns-for-coding-questions__design-gurus	4	151	November 27, 2020
Minheap - insert is off Courses min-heap-implementation__introduction-to-heap__data-structures-for-coding-interviews-in-javascript , data-structures-for-coding-interviews-in-javascript__coderust	2	61	April 20, 2020
How KGS will handle collisions? Courses designing-a-url-shortening-service-like-tinyurl__system-design-problems__grokking-the-system-design-interview , grokking-the-system-design-interview__design-gurus	4	146	September 17, 2020
My Solution Needs No HashMap Courses no-repeat-substring-hard__pattern-sliding-window__grokking-the-coding-interview-patterns-for-coding-questions , grokking-the-coding-interview-patterns-for-coding-questions__design-gurus	3	163	August 22, 2020
Example 1: Measuring Time Complexity range(n) and sum+=1 Courses example-1-measuring-time-complexity__introduction-to-complexity-measures__data-structures-for-coding-interviews-in-python , data-structures-for-coding-interviews-in-python__coderust	5	81	April 21, 2020
"Grokking the System Design Interview" certificate Courses other-courses__appendix__grokking-the-system-design-interview , grokking-the-system-design-interview__design-gurus	9	95	November 3, 2020
The provided solution is not correct! Courses untagged	4	150	February 19, 2020
Threads start and join question Courses introduction__the-basics__java-multithreading-for-senior-engineering-interviews , java-multithreading-for-senior-engineering-interviews__c-h-afzal	1	56	December 29, 2019
Failing Test for Array Counts Courses data-structures-arrays__javascript-program-flow-data-structures__learn-html-css-and-javascript-from-scratch , learn-html-css-and-javascript-from-scratch__medhir-bhargava	5	122	August 23, 2020
How do we assume a modern web server can handle 50k concurrent connections? Courses designing-facebook-messenger__system-design-problems__grokking-the-system-design-interview , grokking-the-system-design-interview__design-gurus	2	99	September 11, 2020
Point with maximum number of overlaps Courses solution-review-problem-challenge-1__pattern-merge-intervals__grokking-the-coding-interview-patterns-for-coding-questions , grokking-the-coding-interview-patterns-for-coding-questions__design-gurus	4	140	June 30, 2020
Regarding the Reshape Pivot Code Courses reshaping-the-data__describing-data__python-data-analysis-and-visualization , python-data-analysis-and-visualization__tyler-folkman	2	32	August 17, 2020
Easier solution logic Courses longest-subarray-with-ones-after-replacement-hard__pattern-sliding-window__grokking-the-coding-interview-patterns-for-coding-questions , grokking-the-coding-interview-patterns-for-coding-questions__design-gurus	3	70	October 29, 2020
What is the actual space complexity? Courses triplet-sum-to-zero-medium__pattern-two-pointers__grokking-the-coding-interview-patterns-for-coding-questions , grokking-the-coding-interview-patterns-for-coding-questions__design-gurus	1	35	May 21, 2020
Time Complexity of part "b. Build the graph" Courses alien-dictionary-hard__pattern-topological-sort-graph__grokking-the-coding-interview-patterns-for-coding-questions , grokking-the-coding-interview-patterns-for-coding-questions__design-gurus	1	35	May 18, 2020
Why is booking lifecycle operations not modelled into a single class? Courses design-a-movie-ticket-booking-system__object-oriented-design-case-studies__grokking-the-object-oriented-design-interview , grokking-the-object-oriented-design-interview__design-gurus	2	84	May 26, 2020
Next greater element using a stack Courses solution-review-next-greater-element-using-a-stack__introduction-to-stackqueues__data-structures-for-coding-interviews-in-c , data-structures-for-coding-interviews-in-c__coderust	2	49	February 17, 2020
Any best recommendation to calculate quickly storage and bandwidth estimation in interview Courses designing-facebook-messenger__system-design-problems__grokking-the-system-design-interview , grokking-the-system-design-interview__design-gurus	2	164	April 11, 2020
What is the difference between this and the Twitter feed? Courses designing-facebook’s-newsfeed__system-design-problems__grokking-the-system-design-interview , grokking-the-system-design-interview__design-gurus	2	175	March 11, 2020
Incorrect code shown in What is a Hash Table? Courses what-is-a-hash-table__hash-tables__data-structures-for-coding-interviews-in-java , data-structures-for-coding-interviews-in-java__coderust	1	33	August 7, 2020
One-pass solution Courses print-tree-perimeter__trees__coderust-hacking-the-coding-interview , coderust-hacking-the-coding-interview__coderust	1	33	April 3, 2020
Paste bin url - 68 billion keys Courses designing-pastebin__system-design-problems__grokking-the-system-design-interview , grokking-the-system-design-interview__design-gurus	2	178	February 1, 2020
Confusion about some Calculation? Courses designing-a-web-crawler__system-design-problems__grokking-the-system-design-interview , grokking-the-system-design-interview__design-gurus	2	195	January 11, 2020
Replace all Negative Numbers with Zero Courses replace-all-negative-numbers-with-zero__recursion-with-arrays__recursion-for-coding-interviews-in-javascript , recursion-for-coding-interviews-in-javascript__educative	2	41	January 1, 2020