BI / Tableau / PowerBI

Why did you choose WebSocket instead of SSE? Why is two-way communication needed if the frontend does not send data to the server?

[name] asked: You mentioned event-driven architecture, have you participated in it? Have you done anything with it?

Have you proposed any initiatives that addressed a problem?

What is the mechanism called that maintains active connections with the database (connection pool)?

Tell about the most complex case you are proud of.

Why do we need unit tests?

How does INNER JOIN differ from OUTER JOIN?

Select rows from a DataFrame where the value in column "col1" is greater than 1 and less than 3. df = pd.DataFrame([[1, "A"], [2, "B"], [3, "C"]], columns = ["col1", "col2"])

[Name] asked: Tell us about your experience and what you did on previous projects.

Have you had any fail in the last year or year and a half that happened specifically because of your fault?

What processes in the company do you consider good? What do you like?

Why use sync.Pool? Is it possible to store SSE connections in sync.Pool?

How does Docker differ from Kubernetes?

Why do we need pull requests?

Why did you leave Yandex?

Do indexes always speed up the work of a relational database?

[name] asked: What other cases can you tell? For example, with allocations.

Have you ever had to do something over the network, set up? If yes, tell me more.

How to track in the Go programming language that all running goroutines have finished and the managing goroutine can use the results?

How does TCP differ from UDP?