Given a string - write an algorithm that will check that all chars in the string are unique (no duplicate)
Backend Software Engineer Interview Questions
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Write Rate Limiting Algorithm for your system
Given cost of traveling from one metro line to other. Calculate the cost of a user's travel journey. It was preferred to be implemented in golang.
Guarda questo codice Java che deve eseguire un recupero dati da DB, commentalo e dimmi cosa faresti per migliorarlo.
Q. Our MySQL service has a limit of 200 connection but as user grows requirement is for 300 concurrent connections.? and it is a single database system?
What is DAO
Why are you looking to switch from front-end to back-end?
Do you enjoy having your time wasted?
Find the longest palindrome in a string.
Q: Why nodejs is better than other languages
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