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"])
BI / Tableau / PowerBI
Are you currently writing any tests — unit, integration, or others?
How are you currently developing yourself? What have you learned in the last six months to a year?
What is the difference between SSE and WebSocket? How does SSE work?
[name] asked: tell an interesting case from your last job
[Name] asked: What was the architecture in the project?
How to politely shut down a process on Linux?
[name] asked: Why did we need the Transaction Outbox?
Regarding motivation: how actively do you search, what are you looking for?
What will you do in the first days after joining a team that already has managerial and thematic dashboards?
How would you remove duplicates from an array/slice without using external libraries?
Write a Python function that determines whether a number is even.
What is the difference between INNER JOIN and LEFT JOIN?
Solve the same SQL task using a window function.
How does PARTITION BY work in the ROW_NUMBER() OVER (...) construct?
Is this your usual pace of work or were you rushing due to excitement?
What questions would you ask the client if they came with a request "build me a shopping dashboard"?
Why did you decide to change your current job after three months?
What happens if you pass a string to the even check function, and how to handle it?
How to strategically build the perfect analytics from scratch?