Is r language hard?

513

What do you think is the output of the following code fragment?

560

Explain the uses of the modules sqlite3, ctypes, pickle, traceback, and itertools.

531

Which is better c or python?

500

Does python use ram?

488

How to install python and prepare environment?

523

How do I list all files of a directory?

527

What is the key difference between a list and the tuple?

506

Should I use single or double quotes in python?

485

What are middlewares in python?

512

How do I check whether a file exists without exceptions?

516

How can you profile a python script?

490

What is the difference between python append () and extend () functions?

558

What is the difference between range () and xrange () in python 3?

522

Which method removes and returns last object of a list?

525