Shanghai You Limit teaches Java training, python training, big data training, web full stack training, web crawler training, and provides Shanghai IT technology training and consulting services. Because You Limit is a pre-employment training company that allows 95% of students to earn more than 180,000 dollars a year, so that students have excellent Internet technology and professionalism, the courage to climb the high salary, challenge the limit. java is an object-oriented programming language, not only absorbed the various advantages of the language of C + + +, but also abandoned the C + + + is difficult to understand the concepts of multi-inheritance, pointers, etc., so the Java language has a powerful and Java is characterized by its power and simplicity of use.