真的张小刀

DbFirst:引入Nuget包Microsoft.EntityFrameworkCoreMicrosoft.EntityFrameworkCore.DesignMicrosoft.EntityFrameworkCore.SqlServerMicrosoft.EntityFrameworkCore.SqlServer.DesignMicrosoft.EntityFrameworkCore.Tools生成：Scaffold-DbContext -Connection “Server=.;Dat

public class ArrayHelper { /// <summary> /// 将一个数组按固定大小拆分为数组 /// </summary> /// <param name="ary">原数组</param> /// <param name="subSize">拆分大小</param> /// <returns&gt.

以下代码可直接使用 /// <summary> /// 字符串加密解密类 /// </summary> public static class StringSecurity { #region SHA1 加密 /// <summary> /// 使用SHA1加密字符串。 /// </summary> /// <param name="inp

使用Activator.CreateInstance(Type) 方法创建对象实例代码示例：文档地址：https://docs.microsoft.com/en-us/dotnet/api/system.activator.createinstance

需要引入的命名空间using System;using System.Collections;using System.Collections.Generic;using System.Data;using System.Linq;using Newtonsoft.Json;using System.Web.Script.Serialization;DataTable帮助类 public static class DataTableHelper { /// &l

一、引入NuGet包二、JobScheduler /// <summary> /// IScheduler:单元/实例，在这里去完成定时任务的配置 /// </summary> public class JobScheduler { private static object lockHelper = new object(); private static IScheduler scheduler = null

using System;using System.Reflection;namespace TestAPP{ /// <summary> /// 比较帮助类 /// </summary> public class CompareHelper { /// <summary> /// 比较--两个类型一样的实体类对象的值 /// </summary>

使用Html Agility Pack快速实现解析HtmlHtml Agility Pack官网：https://html-agility-pack.net/下面是Html Agility Pack简单使用1、引入NuGet包 HtmlAgilityPack2、使用 class Program { static void Main(string[] args) { var html = @"https://www.baidu.c

using NPOI.HSSF.UserModel;using NPOI.SS.UserModel;using System;using System.Collections.Generic;using System.IO;using System.Linq;using System.Text;using System.Threading.Tasks;namespace TestAPP{ public class TestNPOI { public vo

获取全屏截图代码using System;using System.Collections.Generic;using System.Drawing;using System.Drawing.Imaging;using System.IO;using System.Linq;using System.Text;using System.Threading.Tasks;using System.Windows.Forms;namespace TestAPP{ public st