Many industrial and scientific organizations and business firms have collections of books, journals, and research data for their staffs.
许多工业和科学组织以及商业公司为他们的员工收集了书籍、期刊和研究数据。
As you play with SQL data binding and add books and authors (which you should absolutely do), you can update this class to remove those entries.
利用SQL数据绑定可以添加图书和作者(绝对应该这样做),与此类似,也可通过更新类来删除这些记录。
Unlike the simplistic models in books and training courses, a real enterprise has a very complicated data architecture.
不同于书本和培训课程中所提的单例模式,真正的企业具有非常复杂的数据架构。
应用推荐