I have recently noticed two types of questions marked as duplicate, the both have [Duplicate] in the title, and they both have something like this at the bottom:
However the first one has this at the top:
And no extra automatically added code at the top if you go into Edit view. And the sec...
Necessity for swap
Swap is useful for 3 reasons. One is removing clutter from RAM. From the article on kernel.org:
"A significant number of the pages referenced by a process early in
its life may only be used for initialisation and then never used
again. It is better to swap out those p...