Data Engineer Given a list of followers in the format:123, 345234, 678345, 123…Where column one is the ID of the follower and column two is the ID of the followee. Find all mutual following pairs (the pair 123, 345 in the example above). How would you use Map/Reduce to solve the problem when the list does not fit in memory?
749How would you use Map/Reduce to split a very large graph into smaller pieces and parallelize the computation of edges according to the fast/dynamic change of data?
699Post New Twitter Interview Questions
What are embedded styles?
Why generics are used in java?
What is super keyword?
What is database schema name?
Explain what is debt or equity ratio?
What are red-black trees?
Which directive is used to hide elements from the html dom by removing them from that dom and not changing their styling?
Why do we use jenkins with selenium?
What is postgresql jdbc driver?
Is there a hotkey to merge cells in excel?
Tell me the meaning of assertion in selenium and what are the types of assertion?
Is numbers better than excel?
Why are shell scripts used?
How to set cookies?
What is a result set object returned by odbc_exec()?