Write a SQL query to count the number of unique users per day who logged in from both iPhone and web, where iPhone logs and web logs are in distinct relations.
Datos Interview Questions
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How you will decide the number of clusters in k means?
How you will handle class imbalance problem? What are various approaches?
2) What is generally considered a trade-off in machine learning?
data analysis challenge
Tell me about the time you influenced someone
Difference between supervised and unsupervised machine learning ?
If you could only pick one metric to measure a game's success, what would it be?
Duas qualidades e dois defeitos. Como foi a trajetória na área e o que eu gostava de fazer nos momentos que não estou trabalhando.
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