rb612

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rb612 has asked 45 questions and find answers to 4 problems.

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rb612 questions

Returning const reference to temporary behaves differently than local const reference?
Pandas aggregate grouping with the max of another column?
Why does docker-compose create an empty host folder when mounting named volume?
Calling dispatch_sync from a concurrent queue - does it block entirely?
How can you quickly view a variable type in Xcode and Swift?
Why does the declared type of an object matter at runtime?
Python order in which functions in print statement are called?
What is lldb_expr in Swift Playground?
Why do changing adjacent lines but modifying independently cause a git merge conflict?
(Some function) is not defined with SymPy Lambdify

rb612 answers

Error "TypeError: type numpy.ndarray doesn't define __round__ method"
Is there a way to keep Telegram bot running when closing Python? [duplicate]
Completely remove old commit from github (not just from history)