一本JAVA的入门书籍，讲得非常清除，让刚想入门这门语言的读者，可以先看看这本书，然后再学其他JAVA会事半功倍(A JAVA entry books, speak very clear, so that just want to get into the language of readers, you can look at this book, and then learn other JAVA will be twice the result with half the effort)