kimbs0301 님의 블로그

QueryUnbufferedAsync 메서드 using MySqlConnector;using Dapper;...using var conn = new MySqlConnection("...");var sql = "SELECT * FROM item";await foreach (var item in conn.QueryUnbufferedAsync(sql).ConfigureAwait(false)){ Console.WriteLine($"ItemID: {item.ID} ItemAmount: {item.Amount}");}

using System;using System.Net;public class Program{ public static void Main(string[] args) { IPHostEntry ipHostInfo = Dns.GetHostEntry(Dns.GetHostName()); foreach (var ipAddress in ipHostInfo.AddressList) { var localEndPoint = new IPEndPoint(ipAddress, 0); if (localEndPoint.AddressFamily == AddressFamily.InterNetwork) Console.WriteLine($"ipv4 {localEndPoint.Address}"); if (localEndPo..

BinaryPrimitives.WriteXXXBigEndian Program.cspublic class Program{ private static readonly int HEADER_SIZE = 5; private const ushort PACKET_ID_ECHO = 1; public static void Main(string[] args) { byte[] bytes = new byte[4]; BinaryPrimitives.WriteUInt16BigEndian(bytes.AsSpan(0, 2), 7); BinaryPrimitives.WriteUInt16BigEndian(bytes.AsSpan(2, 2), 300); Console.Wr..

c# .net csv 파일 쓰기 및 읽기 .csproj Exe net8.0 enable enable  Program.csusing CsvHelper;using CsvHelper.Configuration;using CsvHelper.TypeConversion;using System.Globalization;using System.Text;public class Program{ static void Main(string[] args) { Write(); WriteAppend(); Console.WriteLine(); Read(); Console.WriteLine(); Read2(); Console.WriteLine(); Read3(); } s..

using System;using System.Threading;namespace RunningCheck;internal class Program{ static void Main(string[] args) { bool flag; Mutex watchDog = new (true, "RUNNING_CHECK", out flag); if (flag) { Console.WriteLine("프로그램 실행"); Console.Read(); watchDog.ReleaseMutex(); } else { Console.WriteLine("이미 프..