For loops in Java are just one type of loop that can be used to repeat a code block for iterative operations. If you need to open a text file for example, then you might use a loop to go through each ...

Certain principles hold for the use of iterators: In general, you should be able to have multiple traversals in progress at the same time; that is, an iterator should allow for the concept of nested ...

Complete your tour of JDK 5’s language features by exploring autoboxing and unboxing, the enhanced for loop, static imports, varargs, and covariant return types. This article wraps up my three-part ...

Should I be using one over the other? I deal with the Vector class a lot, and I was just wondering, is it more efficient to use Enumerations and e.nextElement() to loop through all of the elements in ...

Chapter 9. General Programming（通用程序设计） Item 58: Prefer for-each loops to traditional for loops（for-each 循环优于传统的 for 循环） As discussed in Item 45, some tasks are best accomplished with streams, others ...