So this is the disadvantage of self-study. When the knowledge points are scattered, it may be impossible to start self-study. Besides, not everyone is suitable for self-study. If your self-discipline is not good enough and your self-study ability is not strong, then self-study is tantamount to wasting time. Maybe you should choose to sign up for a slightly more expensive training course.
However, JAVA is still one of the most fashionable development tools in the world, and IT has become a language that IT practitioners must master. All major Internet companies need engineers with this ability, so the employment prospects of JAVA are quite bright. At present, the salary of Java engineers who have just entered the industry has reached seven or eight thousand. As long as you have enough ability, these tuition fees are not worth mentioning.