Among mainstream languages, Java has always been at the f...[作者空间]
Many methods return sequences of elements. Prior to Java ...[作者空间]
If you’re new to streams, it can be difficult to get the ...[作者空间]
The streams API was added in Java 8 to ease the task of p...[作者空间]
Now that Java has lambdas, best practices for writing API...[作者空间]
The primary advantage of lambdas over anonymous classes i...[作者空间]
Historically, interfaces (or, rarely, abstract classes) w...[作者空间]
A marker interface is an interface that contains no metho...[作者空间]
The Java libraries contain several annotation types. For ...[作者空间]
Historically, it was common to use naming patterns to ind...[作者空间]
In almost all respects, enum types are superior to the ty...[作者空间]
Occasionally you may see code that uses the ordinal metho...[作者空间]
If the elements of an enumerated type are used primarily ...[作者空间]
Many enums are naturally associated with a single int val...[作者空间]
Unlike the other methods discussed in this chapter, the c...[作者空间]
The Cloneable interface was intended（目的） as a mixin inter...[作者空间]
Common uses of generics include collections, such as Set<...[作者空间]
Varargs methods (Item 53) and generics were both added to...[作者空间]
As noted in Item 28, parameterized types are invariant. I...[作者空间]
Just as classes can be generic, so can methods. Static ut...[作者空间]
