Actually, either you do know how to do it or you don't. After that there's degrees of capability, but before learning to write software in any language there's

Actually, either you do know how to do it or you don't. After that there's degrees of capability, but before learning to write software in any language there's a period of "duhhhh i don't get it" and at a certain point people get a "oh! i get it". For some that's very quick, for others it takes forever. Once they're past that stage then it's a matter of improving skill and building a style and repertoire of techniques.