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기기에서 > 개발자옵션 > USB디버깅, 무선디버깅을 선택한다.VS2022 도구 > Android > Android adb 명령 프롬프트명령프롬프트에서: : adb devices(연결된 deives list): adb tcpip 5555(만약 error: more than one devcie/emulator 라고 에러가 나온다면 이것은 실기기와 에뮬레이터가 대상이어서 그렇다.Android 에뮬레이터를 꺼주고 다시 adb tcpip 5555 진행해서 오류가 없음을 확인한다.): adb connect 192.168.100.102:5555(connected to 192.168.100.102:5555를 확인한다.)VS2022에서 실기기를 선택하고 debugging 하면된다.참고)기기를 삭제하려면: adb kil..

public GXSerial(Context contect)     {         _contect = contect;         _Receiver = new GXUsbReciever(this);         IntentFilter filter = new IntentFilter(" Gurux.Serial "); //        filter.AddAction(UsbManager.ActionUsbAccessoryDetached);         filter.AddAction(UsbManager.ActionUsbDeviceAttached);         filter.AddAction(UsbManager.ActionUsbDeviceDetached);         if (Android.OS.Build...

dotnet build -t:InstallAndroidDependencies -f:net8.0-android -p:AndroidSdkDirectory="$HOME/Library/Android/sdk" -p:JavaSdkDirectory="/Library/Java/JavaVirtualMachines/Microsoft-17.jdk/Contents/Home" -p:AcceptAndroidSDKLicenses=True

SELECT Category, -- Replace with your actual column name for category COUNT(*) AS Count, CAST(COUNT(*) * 100.0 / SUM(COUNT(*)) OVER () AS decimal(10,2)) AS Percentage FROM YourTable GROUP BY Category;Result-------------------------Category     Count     PercentageM                    10                 10.0W                    90                 90.0

Create Table SaveChat ( ChatDate Date , ChatVar varchar(20),  ChatName varchar(50),  ChatCount Integer, Constraint tb_product_group_PK Primary Key(ChatDate,ChatName) )------------------------------------------------------------------------------------INSERT INTO SaveChat (ChatDate, ChatVar, ChatName, ChatCount) VALUES (@ChatDate, @ChatVar, @ChatName, @ChatCount) ON CONFLICT(ChatDate, ChatName) D..

Platforms > Android > MainAppication 에서 //protected override MauiApp CreateMauiApp() => MauiProgram.CreateMauiApp(); protected override MauiApp CreateMauiApp() { // Remove Entry control underline Microsoft.Maui.Handlers.EntryHandler.Mapper.AppendToMapping("NoUnderline", (h, v) => { h.PlatformView.BackgroundTintList = Android.Content.Res.ColorStateList.ValueOf(Colors.Transparent.ToAndroid()); });..

.Net 7 라즈베리파이 설치 wget -O - https://raw.githubusercontent.com/pjgpetecodes/dotnet7pi/master/install.sh | sudo bash 참고> pjgpetecodes/dotnet7pi: Install .NET 7 on a Raspberry Pi with a single line. (github.com)

Error. An error occurred while processing your request. Request ID: Development Mode Swapping to the Development environment displays detailed information about the error that occurred. The Development environment shouldn't be enabled for deployed applications. It can result in displaying sensitive information from exceptions to end users. For local debugging, enable the Development environment ..

PatIndex('%[^0-9]%' 로 nums의 3자리가 int형인지 검사하고(참이면 3, 아니면 0) 자기 자신 db를 조인해서 일괄업데이트진행. ________________________________________________________________________________________ Update db set ClsNum == aa from db as A Join ( Select aa, ids from( Select nums as aa, ids from( Select PatIndex('%[^0-9]%', left(VarNums,3) ) as nums , * from db where len(VarNums)>3 ) as AB where aa = 3 ) as ABB ) AS B on A..

Platforms > Andorid > MainActivity.cs 에 작성. protected override void OnCreate(Bundle savedInstanceState) { Window.SetStatusBarColor(Android.Graphics.Color.Black); // 상단 Status Bar 색상 변경 Window.SetNavigationBarColor(Android.Graphics.Color.Black); // Navigation Bar 색상 변경 base.OnCreate(savedInstanceState); }