随笔分类 -  C#

C#多线程
摘要：class Program { static void Main(string[] args) { #region 创建工作线程 //创建工作线程 //Thread thread = new Thread(DoWork); //thread.Name = "工作线程1"; //// 启动线程 //t 阅读全文
posted @ 2025-03-18 10:53 半、枫 阅读(18) 评论(0) 推荐(0)
C#根据哈希算法生成类似uuid字符串
摘要：new Guid(System.Security.Cryptography.SHA256.Create().ComputeHash(Encoding.UTF8.GetBytes(itemChild.childId.ToString())).Take(16).ToArray()).ToString() 阅读全文
posted @ 2024-04-09 21:07 半、枫 阅读(38) 评论(0) 推荐(0)
C#删除程序的log文件
摘要：删除方法 private void CleanOldLogs(string logFolderPath) { try { DirectoryInfo directory = new DirectoryInfo(logFolderPath); FileInfo[] files = directory. 阅读全文
posted @ 2023-11-20 18:14 半、枫 阅读(129) 评论(0) 推荐(0)
http请求
摘要：1、http+json public string PostHttp(string url, string body,string token) { try { HttpWebRequest Request = (HttpWebRequest)WebRequest.Create(url); Requ 阅读全文
posted @ 2023-04-11 11:01 半、枫 阅读(51) 评论(0) 推荐(0)
linq实现聚合分组
摘要：List<ChemicalInventory> listInventory = new List<ChemicalInventory>(); foreach (var item in response.EX_TAB) { ChemicalInventory Inventory = new Chemi 阅读全文
posted @ 2023-03-21 23:27 半、枫 阅读(59) 评论(0) 推荐(0)
https请求报ssl连接失败解决方法
摘要：Util.SetCertificatePolicy();在请求时加上这句调用 HttpWebRequest request = WebRequest.Create(loginurl) as HttpWebRequest; public static class Util { /// <summary 阅读全文
posted @ 2022-11-22 11:49 半、枫 阅读(363) 评论(0) 推荐(0)
C#把图片转为base64
摘要：public static Image UrlToImage(string url) { try { WebClient mywebclient = new WebClient(); byte[] Bytes = mywebclient.DownloadData(url); using (Memor 阅读全文
posted @ 2022-11-07 23:57 半、枫 阅读(3142) 评论(0) 推荐(0)
使用Newtonsoft把list<object>转json数组
摘要：JsonSerializer serializer = new JsonSerializer(); StringWriter sw = new StringWriter(); serializer.Serialize(new JsonTextWriter(sw), groupList); strin 阅读全文
posted @ 2022-11-07 23:55 半、枫 阅读(304) 评论(0) 推荐(0)
C#分组求和
摘要：List<ChemicalInventory> listInventory = new List<ChemicalInventory>(); foreach( ChemicalInventory Inventory = new ChemicalInventory(); //赋值省略 listInve 阅读全文
posted @ 2022-11-07 23:52 半、枫 阅读(826) 评论(0) 推荐(0)