No data is available for encoding 51949. For information on defining a custom encoding, see the documentation for the Encoding.RegisterProvider method. >> System.Text.Encoding.CodePages Nuget Package를 설치한다. c# - System.NotSupportedException: No data is available for encoding 1252 - Stack Overflow
![](http://i1.daumcdn.net/thumb/C148x148/?fname=https://blog.kakaocdn.net/dn/x6DBl/btrI6rgF6fB/RNHA00VXebnKX9zDkGHiZk/img.png)
// 1. 연결된 ttyUSB Path 확인 usb 1-1.2 // usb 1-1.4 pi@Teon:~ $ dmesg | grep ttyUSB // 2. usb-serial rules 수정 pi@Teon:~ $ sudo nano /etc/udev/rules.d/10-usb-serial.rules SUBSYSTEM=="tty", ATTRS{idProduct}=="6001", ATTRS{idVendor}=="0403", ATTRS{devpath}=="1.2", SYMLINK+="ttyUSBa" SUBSYSTEM=="tty", ATTRS{idProduct}=="6001", ATTRS{idVendor}=="0403", ATTRS{devpath}=="1.4", SYMLINK+="ttyUSBb" // 3. 저장내용..
udevadm info /dev/ttyUSB0
sudo nano /etc/sdg/lxsession/LXDE-pi/autostart
Visual studio for mac 2022 에서 Maui 프로젝트 만든후 빌드할 때 오류가 있어 아래와 같이 해결하였다. Visual studio for mac 2022 terminal : ~% dotnet workload install android Error: Inadequate permissions. Run the command with elevated privileges 해결>> sudo -i ~% dotnet workload install android Error: Workload ID privileges is not recognized. 해결>> dotnet workload install maui-android maui-ios Successfully installed workload(s)..
MSSQL HashBytes Sqlparameter Type Error Parameter Type Varchar != Nvarchar HashBytes different binary value -->> Sovled 1. var _pWDs = new SqlParameter("@PWDs", SqlDbType.VarChar,500); _pWDs.Value = Ubody.PWD2; // Query String comm.CommandText += " select * from UidTable where password = Hashbyte('SHA2_256',@PWDs); comm.Parameters.Add(_pWDs); Solved 2. comm.CommandText += " select * from UidTabl..
.Net 5 Api return value list all same value Error public class Rca { public string A{ get; set; } public string B{ get; set; } } public List rList() { List RTN = new List(); Rca _RTN = new Rca(); for(int i = 0; i < 10; i++) { _RTN.A = "a" +i.ToString(); _RTN.B = "b" +i.ToString(); RTN.Add(_RTN); } return RTN; } _________________________________ PostMan result: { "A": "a9", "B": "b9", }, { "A": "..
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