转自：https://www.cnblogs.com/taopanfeng/p/11312983.html 1、例如:想让Nginx开机自启动 2、将exe快捷方式加入：C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp [阅读全文]
using DevExpress.XtraBars;
using DevExpress.XtraBars.Ribbon;
using DevExpress.XtraEditors;
using DevExpress.XtraTab;
using DevExpress.XtraTab.ViewInfo;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System [阅读全文]
转子：https://www.cnblogs.com/trytocatch/p/mysql-page-query.html问题背景MySql(InnoDB)中的订单表需要按时间顺序分页查询，且主键不是时间维度递增，订单表在百万以上规模，此时如何高效地实现该需求？注：本文并非主要讲解如何建立索引，以下的分析均建立在有合适的索引的前提下初步方案1众所周知，MySql中，有一个limit offset, pageSize的用法，可以实现分页查询select * from order where user_id = xxx [阅读全文]
public static int BulkInsert(DataTable table){int insertCount = 0;try{if (string.IsNullOrEmpty(table.TableName)) throw new Exception("请给DataTable的TableName属性附上表名称");if (table.Rows.Count == 0) return 0;string tmpPath = Directory.GetCurrentDirectory() + "\\Up [阅读全文]
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Web;namespace WebApi.Common
{public class FileProvider{/// <summary>/// 下载文件(路径下载)/// </summary>/// <param name="filePath">文件绝对路径</param>/// <param name="fileName" [阅读全文]
/// <summary>/// 连接配置/// </summary>private static readonly ConnectionFactory rabbitMqFactory = new ConnectionFactory(){HostName = "172.18.0.88",UserName = "admin",Password = "admin123",Port = 5673,VirtualHost = "order"};//队列名称const string exchange = "yujiaju [阅读全文]
/// <summary>/// 连接配置/// </summary>private static readonly ConnectionFactory rabbitMqFactory = new ConnectionFactory(){HostName = "172.18.0.88",UserName = "admin",Password = "admin123",Port = 5673,VirtualHost = "order"};//队列名称const string exchange = "yujiajun [阅读全文]
转自:https://blog.csdn.net/jing_cs/article/details/79757201
ffmpeg视频转码，转码完成后程序一直卡死且一直未收到exit消息，原因是ffmpeg是StandardError流，要读取StandardError而不是StandardOutput。public static void runCmdTranscoding(){DateTime start = DateTime.Now;try{string strCMD = "ffmpeg -i" + @" G: [阅读全文]
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;namespace ConsoleApplication1
{public class StreetPoint{public StreetPoint(double _lng, double _lat){lng = _lng;lat = _lat;}public double lng { g [阅读全文]
参考：https://www.cnblogs.com/chirongquan/p/8889237.html using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;namespace ConsoleApplication1
{public class PointHelper{private double x_PI = 3.14159265358 [阅读全文]
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