☕【Java 新特性系列】Java 版本任你发，我用 Java 8 。但是多学点这种奇巧的装 X 技巧总没错，何况有些新语法说不定是真香呢。

Java 8 enables us to add non-abstract method implementations to interfaces by utilizing the default keyword. This feature is also known as virtual extension methods. ```javaFormula formula = new ...

Java provides at least two ways to exit an iteration before reaching the end of a collection—limit() and takeWhile(), where the latter was added in the JDK 9. skip() and dropWhile() functions, the ...