Working as an architect and consultant, I have noticed a severe dearth in the .NET community when it comes to the finer points of using design patterns to build data access layers. The Java camp has followed the patterns = reuse mantra for a long

“火烧连营”是三国演义中的著名典故之一广为流传，假定文本文件c1.txt是火烧连营中的军营分布图，每个字符A代表一个营帐，营帐是可燃物，其他字符代表不可燃的空白地段，输入任意点的x和y值作为着火点，“火烧连营”后，被燃烧的营帐标上字符’X’，并把整个结果输出到文件c2.txt中。-" Burning the Camps" is a famous story of the Three Kingdoms is one of the widely circulated assumpt