I have a database of users with their current location (gps), how to efficiency search the users nearby my location
Backend Engineer Interview Questions
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basic java questions
Give us an example of when you had to overcome a difficult task I order to ensure the safety of you team members.
They asked me to solve mostly logical or computer science related problems like: Prove that this statement for the AND operator is true. or Some more classic, almost riddle like, logical problem. In general no particular or previous knowledge is required to solve the problems or to answer any of the questions.
Domande di logica di vario tipo
System Design stage: An ambiguous objective, in my case - searching from a web browser and I had to design a back end system for it
Algorithm Design stage: classifying a set of items in to specific groups by looking at another stream of data.
You have a list of latencies and want to group them in buckets by a range. You are given the number of buckets and the capactity of each bucket. Your final result should look like: "1-9": 5, "10-19":15, ...
mooving average k numbers out of an infinite numbers stream with a
Diferencie tipos primitivos de wrappers.
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