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RSS订阅原创 前端基础网址
React https://react.docschina.org/Vue https://vuejs.org/Angular https://angular.cn/http://nodejs.cn/https://webpack.docschina.org/https://www.vite.org/https://www.gulpjs.com.cn/https://www.w3school.com.cn/css/index.asphttps://www.tslang.c..
2021-05-28 14:33:14
688
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原创 base64字符串转JPG、PDF
/// <summary> /// Base64转JPG /// </summary> /// <param name="strbase64">base64字符串</param> /// <param name="path">生成图片路径</param> public void Base64StringToJpg(string strbase64, str.
2021-04-09 16:19:33
338
原创 C# JPG转PDF
需先引用 itextsharp.dll/// <summary> /// JPG转PDF /// </summary> /// <param name="jpgfile">图片路径</param> /// <param name="pdf">生成的PDF路径</param> /// <param name="pageSize">A4，A5<
2021-04-09 16:04:59
1798
原创 解析XML报错 根级别上的数据无效。 第 1 行,位置 1
string xml = "<?xml version=\"1.0\" encoding=\"utf-8\"?><Lis><Return><Count>2</Count></Return><Result><pat_in_no>0000121083</pat_in_no><PatNo>1101753725</PatNo><PatName>刘淑枝</PatNa.
2021-04-08 18:20:15
855
原创 FTP下载PDF
//方法一public static string GetPdfFileNew(string sampleNo, string loginID, string loginPWD, string FileName) { WriteLog.Write("账号:" + loginID + "，密码：" + loginPWD); //登入到ftp的账号 string ftpUserName = loginID; ...
2020-12-31 10:16:26
570
原创 HTML生成PDF
/// <summary> /// HTML生成PDF /// </summary> /// <param name="url">地址</param> /// <param name="path">PDF存放路径</param> public static string HtmlToPdf(string fileName, string url)...
2020-12-11 15:35:36
111
原创 Http下载pdf报告
public static string GetPdfFile(string ftpPath, string staPDFPath)//(p.ReportPath, pdf文件路径+名字)(http://127.0.0.1/Report/1005320191016191013.PDF,debug/temp/报告id+时间.pdf) { //Ini_Operate ini = new Ini_Operate(AppDomain.CurrentDomain.BaseDir...
2020-09-09 10:49:37
961
原创 文件转byte数组
/// <summary> /// 将文件转换成二进制 /// </summary> /// <param name="Path">文件路径</param> /// <returns></returns> public static byte[] ConvertToBinary(string Path) { File...
2020-09-07 15:42:09
437
原创 多线程控制
方法一ParallelOptions parallelOptions = new ParallelOptions(); parallelOptions.MaxDegreeOfParallelism = TaskCount; Parallel.ForEach(userList, parallelOptions, user => { ...
2020-08-17 11:56:36
118
原创 DES（Data Encryption Standard） 加密解密
private static byte[] Keys = { 0x12, 0x34, 0x56, 0x78, 0x90, 0xAB, 0xCD, 0xEF };/// <summary> /// DES加密字符串 /// </summary> /// <param name="encryptString">待加密的字符串</param> /// <param name="encry...
2020-07-20 10:09:51
248
原创 sql 递归获取用户的所有下级
--获取用户的所有下级;withcteas(selectUserID,RefereeUserID,0numberfromUserInfowhereUserID=@useridunionallselectu.UserID,u.RefereeUserID,number+1numberfromctecinnerjoinUserInfouonc.UserID=u.RefereeUserID)select*fromcte...
2020-07-14 17:58:28
736
原创 sql分页
with temp as(select *,row_number() over(order by id desc) as rowunmber from news)select * from temp where rowunmber between 1 and 10-----前十条数据。0为(page-1)*pagesize+1所得，10为page*pagesizeSELECT * FROM ( ...
2020-06-16 11:54:59
151
原创 通用方法4
#region 数据缓存 /// <summary> /// 获取数据缓存 /// </summary> /// <param name="cacheKey">键</param> public static object GetCache(string cacheKey) { var objCache = HttpRuntime.Cache...
2020-06-12 17:43:21
165
原创 通用方法3
#region 获取url字符串参数，返回参数值字符串 /// <summary> /// 获取url字符串参数，返回参数值字符串 /// </summary> /// <param name="name">参数名称</param> /// <param name="url">url字符串</param> /// <returns>...
2020-06-12 17:42:38
135
原创 通用方法2
#region 根据字符截取 public static decimal GetActMoneny(string a, string b, string strs) { Regex rg = new Regex("(?<=(" + a + "))[.\\s\\S]*?(?=(" + b + "))", RegexOptions.Multiline | RegexOptions.Singleline); string s...
2020-06-12 17:40:57
617
原创 通用方法1
#region 判断字符串是否是数字 /// <summary> /// 判断字符串是否是数字 /// </summary> public static bool IsNumber(string s) { if (string.IsNullOrWhiteSpace(s)) return false; const string pattern = "^[0-9...
2020-06-12 17:39:54
156
原创 写错误日志到本地excel
public class LogTextHelper { public static void WriteLog(string msg) { try { string dir = AppDomain.CurrentDomain.SetupInformation.ApplicationBase + @"log\" + DateTime.Now.Date.ToString("yyyyMMdd"...
2020-06-12 17:37:51
188
原创 将DataTable导出成Excel表格
/// <summary> /// 将DataTable导出成Excel表格 /// </summary> /// <param name="data">需要导出的DataTable</param> /// <param name="output">导出的路径</param> public string toExcel(DataTable data,string url, stri...
2020-06-12 15:04:03
1336
原创 图片链接是否一致
public class Helper { /// <summary> /// 将文件转换成Stream /// </summary> /// <param name="fileUrl">文件路径文件名称</param> /// <returns>byte[]</returns> public static Stream AuthGe...
2020-06-02 13:55:00
161
原创 时间和时间戳之间的转换
/// <summary> /// 将Unix时间戳转换为DateTime类型时间 /// </summary> /// <param name="d">double 型数字</param> /// <returns>DateTime</returns> public static DateTime TsLongConvertDt(this long ts)...
2020-05-30 16:15:58
391
原创 发送邮箱
public void sendMail(int day) { try { if (day.ToInt() < 5 && day.ToInt() > 0) { var text = "超级搜淘宝授权失效"; SmtpClient client = new SmtpClien...
2020-05-29 14:35:08
413
原创 RestSharp
//接口域名var client= new RestClient("https://mms.pinduoduo.com/");-----------------------------------------------------------------------------------------------------------------------------------------------------------//接口方法名post请求var request = n..
2020-05-27 16:28:35
503
原创 根据图片url另存为
/// <summary> /// 图片另存为 /// </summary> /// <param name="url">路径</param> public void ImgSave(string url,string name) { WebRequest imgRequest = WebRequest.Create(url); H...
2020-05-27 15:51:50
262
原创 winform DataGridView
//定位指定行private void btnSearch_Click(object sender, EventArgs e) { string keyword = this.tbKeyword.Text.Trim(); foreach (DataGridViewRow row in dgvTbAccount.Rows) { var account = row.Cells[MallId...
2020-05-22 16:32:15
110
原创 winform 跳转到物流信息
public SxWebBrower webBrowser; string TbClientFormUrl = "https://www.kuaidi100.com/"; private string _wlOrder; public kuaidi100Form(string wlOrder) { InitializeComponent(); _wlOrder = wlOrder; ...
2020-05-22 15:53:01
295
原创 winform DevExpress.XtraGrid.Views.Grid.GridView
//绑定数据private List<OrdersInfo> OrderLst = new List<OrdersInfo>();public void LoadOrder(LoadEnum loadEnum) { var thread = new Thread(x => { try { lock (ob...
2020-05-22 15:35:46
1114
原创 winform DevExpress contextMenuStrip右键事件
//右键复制private void contextMenuStrip1_ItemClicked(object sender, ToolStripItemClickedEventArgs e) { var index = gridView_Order.GetSelectedRows(); if (index.Count() <= 0) return; var entity = ...
2020-05-22 15:27:26
789
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