Although there are many functions in the base package of R, sometimes there may not be a function that does exactly what you want. In this case, R allows users to create their own functions and call ...

Erectile dysfunction (ED) is the inability to get or keep an erection firm enough to have sexual intercourse. It’s sometimes referred to as “impotence,” but this term is now used less often. ED can ...

Pools are one of the best ways to get relief from the summer heat. But no one wants to take a dip in a dirty or murky pool. Maintaining an in-ground or above ground pool doesn’t have to be a hassle.