java Deferred execution and immutability, the system teaches JavaStream data processing December 15, 2023 by 成雅慧 No Comments Recently, when I was writing a business in my company, I suddenly couldn't remember how to write the sum in Stream. But can only face... Read More
java HashMap source code analysis (JDK1.8) December 15, 2023 by Bridget Johnson No Comments In this article, we'll take a look at a collection class that is commonly used in everyday development - HashMap. HashMap first appeared in JDK... Read More
lambda Lamda expression evolution process December 14, 2023 by James Brown No Comments The code above: The code logic is relatively simple, findStudentByAge() method is to filter the students by age, in the set of Students through the... Read More