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1.检查代理是否可用: /// /// 验证代理IP地址是否可用 /// /// 是否可用 /// 地址 /// 端口 public void ChecKedForIP(Action callback,string i... 阅读全文
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添加cookies: public const string cookies_Name = "e-biz"; string GUI = System.Guid.NewGuid().ToString("N"); ... 阅读全文
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1.委托更新父窗页面。 例如,功能:父窗体A,子窗体B,由A打开B窗体,更新A窗体数据 A窗体代码: public delegate void reflshPassenger();//声明委托 private void btnAddPassenger_Click(object sender, E... 阅读全文
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DataTable利用内置函数过滤数据,RowFilter用法,写法如下: string strName = string.Empty;//查询条件 string strSQL = string.Empty;//SQL DataView... 阅读全文
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//内置函数的写法 //网上零售价和折扣价在计算结束需要进行进位,规则如下: //个位为1,2,3,4进位到5,例如计算后的价格为1201,则价格为1205; //个位为6,7,8,9进位到0,例如计算后的价格为1209.则价格为1210; ... 阅读全文
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线程Task的简单应用,防止阻碍GUI界面(.NET4.0) private void btn_Start_Click(object sender, EventArgs e) {Task taskSuper = new Task(() => { ... 阅读全文
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private void Delcalmethod(MethodInvoker method) { if (InvokeRequired) Invoke(method); else ... 阅读全文
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public string Url { get; set; } public string Refer { get; set; } public string Method { get; set; } public string PostData { get; set; } object obj ... 阅读全文
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private static int[] pyValue = new int[] { -20319,-20317,-20304,-20295,-20292,-20283,-20265,-20257,-20242,-20230,-20051,-20036, -20032,-20026,-20002,-19990,-19986,-19982,-19976,-19805,-19784,-19775,-19774,-19763, -19756,-19751,-19746,-19741,-19739,-19728,-19725,-19715,-19540,-19531,-19525,-19515, -1 阅读全文