Why sololearn's code engine is different with the computer version

Question

when i write a code in interactive ruby (computer version), each time i press enter, then result come, but if i use sololearn, i can only run code when i press "run"

Answer 1

bcoz the I/o operations are been different for different os as your computer works on more efficient memory and space required is vast but the os for mobile version is been different bcoz we don't have such type of physical keyboard like computer has

Answer 2

it's just simple way through which system calls are faster on computer version

Answer 3

but its still confused me, when i used computer to write code

Answer 4

in every single line there is an output