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下边Demo如果是在vs2012 下运行需要进入调试模式一遍才能正常运行出结果 namespace ConsoleApplication2{ public delegate void messageHandler(string msg); public class Connection { public event messageHandler Messag... 阅读全文
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构造函数用实例化吗? Str1 s = new Str1();编译通过;但结构中确不能声明无参的构造函数。 new Str1()和 Str1 s 这样的声明有什么区别吗?public struct Str1 { public string name; public int age; public void Say() {... 阅读全文
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6个人,3个人一组。如ABC和WYZ;A不和X对打;C不和Y、Z对打。求3种对打方式; class Groups { public string G1 { get; set; } public string G2 { get; set; } } public static void SetGroup()... 阅读全文
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Failed to check out a key for rose_enterprise_windows: FLEXlm Error -2, Invalid license file syntax OR no licenses in file. FLEXlm Error -15, Cannot connect to license server.If you are evaluating this product, please contact your nearest Rational Software Sales office. For a listing, please che... 阅读全文