Here is a simple Hello world program written in Python. All good, given the sufficient permission, it should work fine as expected. hello_world.py #! /usr/bin/python3 print("Hello World!!!") f...

Blocks, procs, and & operator are something that’s used by Ruby developers daily. While used along with enumerators, we see cool statements like ["ant", "bat"].map(&:upcase). Let’s peek beh...