09 2019 档案
摘要：//源数据 List<object> li = new List<object>(); foreach (var i in list) { li.Add(new { Id = i.Id, Name = i.Name }); } //需要过渡的实体 class TruckTeam { public s
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摘要：public class sqlclass { //复制大量数据 public static void BulkToDB(DataTable dt, string TableName) { SqlConnection sqlConn = new SqlConnection(Configuration
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posted @ 2019-09-18 16:33
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摘要：StringBuilder str = new StringBuilder(); str.Append(DateTime.Now.Millisecond); string url = "/Content/" + str + ".xlsx"; var path = Server.MapPath(url
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posted @ 2019-09-18 15:05
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摘要：public ActionResult GetIndex() { CRMEntities db = new CRMEntities(); EasyUIJsonTree root = new EasyUIJsonTree() { text = "菜单根节点" }; IList<Trees> list
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posted @ 2019-09-17 17:42
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摘要：public class message { private string _caption; public void Show(string text, string caption, int timeout) { this._caption = caption; StartTimer(timeo
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posted @ 2019-09-02 14:44
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摘要：HttpWebRequest和HttpWebResponse类是用于发送和接收HTTP数据的最好选择。它们支持一系列有用的属性。这两个类位 于System.Net命名空间，默认情况下这个类对于控制台程序来说是可访问的。请注意，HttpWebRequest对象不是利用new关键字通过构 造函数来创建的
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posted @ 2019-09-02 14:42
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摘要：https://www.cnblogs.com/LL-723/p/4268020.html
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posted @ 2019-09-02 14:20
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摘要：picHeadImg.ImageLocation = string.Format("http://img3.imgtn.bdimg.com/it/u=4160106393,1595591376&fm=214&gp=0.jpg"); // picHeadImg.Image = Image.FromSt
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posted @ 2019-09-02 11:54
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摘要：//子线程调用主线程方法一 //this.Invoke(new Action(() => { // dgvScanChip.DataSource = SaveChipList; //})); //子线程调用主线程方法一 //ControlInvoker.Invoke(this, delegate /
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posted @ 2019-09-02 11:49
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摘要：using (OpenFileDialog ofd = new OpenFileDialog()) { ofd.Title = "请选择要插入的图片"; ofd.Filter = "JPG图片|*.jpg|BMP图片|*.bmp|Gif图片|*.gif"; ofd.CheckFileExists =
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posted @ 2019-09-02 11:47
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摘要：List<DeptInfo> deptList = (from emp in empList where emp.Status == "在职" //筛选“在职”员工 orderby emp.DeptID ascending //按“部门ID”排序 group emp by new //按“部门ID”
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posted @ 2019-09-02 11:42
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摘要：public static async Task<List<Syncchip>> DownSyncchipList(int id) { using (var client = new HttpClient()) { try { string url = ApiServer.url+"/school/
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posted @ 2019-09-02 11:39
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摘要：芮源: public class IsInternet { /// <summary> /// 判断是否有网 /// </summary> /// <returns>true为有网，false为无网</returns> public bool IsInternetAvailable() { try
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posted @ 2019-09-02 11:35
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摘要：//分组去重 Tag_data = Tag_data.GroupBy(p => p.epc).Select(g => g.First()).OrderBy(o=>o.epc).ToList(); //去除字符串的空格 string trim = Regex.Replace(epc.epc, @"\s
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posted @ 2019-09-02 11:33
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