emirma的专栏

static void Main(string[] args) { //判定job进程是否存在，如果存在大于1个就退出，这样不会导致启动多个job进程 System.Diagnostics.Process[] processList = System.Diagnostics.Process.GetProcesses(); int count = 0; ..

using System.Text; StringBuilder productcode = new StringBuilder(); productcode.Append("1,2,"); //productcode.Length=4; productcode = productcode.Remove(productcode.Length-1, 1) ;//productcode.Length-1=3; var productcode1 = productcode.ToString();//produ.

MS-SQL Server:[PowerShell命令] 非Windows账号密码模式： Scaffold-DbContext "Data Source=192.4.22.155;Initial Catalog=PcDataInfo;User ID=sa;Password=123" Microsoft.EntityFrameworkCore.SqlServer -OutputDir DBModels -Force DB Context参数化：optionsBuilder.UseSqlServer(Ap.