How long does it take to become a blockchain developer with no experience if you sit and study 6 hours a day? How hard is it to find a job and what is better to choose rust or solidity?
Do you have experience of knowing the basic of programming? or you have already know some programming language before? If yes, then you should already know and familiarize a new programming language by a month if you keep learning 6 hours per day.
If you don't have any idea and doesn't know the fundamentals of programming, you will grasp it at least 3-4 months just keep practicing to make it more familiar of the codes and its syntax.