print(f"The first item from the queue is {q.dequeue()}") print(f"Is the queue empty? {q.is_empty()}") print(f"Number of items remaining in the queue is {q.size()}\n ...

A performant double-ended queue (deque) implementation in javascript.

Space can be a wondrous place, and we've got the pictures to prove it ... The distinctive structure of the pillars is created by a nearby cluster of massive stars. Along with visible light ...

Animal Pictures and Facts Learn all you wanted to know about animals with pictures, videos, facts, news, and more. Composite photograph by Joel Sartore, National Geographic Photo Ark ...