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Azure Notification Hub > Setting > Google(GCM/FCM) API Key = FireBase Console > Project > Setting > Cloud Messaging > Server KEY (Not Web API-KEY!!!) Web API-KEY >> Error updating notification hub {"error":{"message":"SubCode=40000. Failed to validate credentials with GCM. The remote server returned an error: (401) Unauthorized

OPEN_CV 비디오 -> MS FACE API (얼굴이 캡쳐되면) -> AI 매칭(CNN 매칭) -> 서비스 안녕하세요 … 님 당신의 000시험은 D-32일전 입니다. 학생서비스 .... 기술자료: 1. MS FACE API https://docs.microsoft.com/ko-kr/azure/cognitive-services/face/tutorials/faceapiincsharptutorial 2. Face API 참고 http://www.itustory.com/?p=626 3. OpenCV 이미지 전처리 https://d2.naver.com/helloworld/8344782 불러오는 중입니다... Microsoft 얼굴인식 Face API 따라하기 ITU Story - (주)아이티유 공식 블로그 M..

https://www.codeproject.com/Articles/1257860/Paging-WPF-DataGrid Paging WPF DataGrid Simple and easy paging of a WPF DataGrid with DataTable and LINQ queries www.codeproject.com

int? index = new System.Data.DataView(DTL).ToTable(false, new[] { "Chnum" }) .AsEnumerable() .Select(row => row.Field("Chnum")) // ie. project the col(s) needed .ToList() .FindIndex(col => col == _bdr2_name); // returns 2 chnum = Convert.ToInt32(index);

ClickOnce로 배포후 SQLite.Interop.dll을 찾지 못할때. csproj 파일을 메모장에서 열고 아래 부분을 붙여넣고 배포한다. NuGet을 추가 한 후에는 배포가 Interops를 복사하지 않습니다. 아래 내용을 csproj 파일에 추가하고 해당 동작을 수정해야합니다. true false false false https://stackoverflow.com/questions/13028069/unable-to-load-dll-sqlite-interop-dll

xmlns:my="clr-namespace:Test_name" Xaml 컨트롤에서 사용

try { PrintDialog printDialog = new PrintDialog(); // 프린트 다이얼로그 생성 printDialog.PrintTicket.PageOrientation = System.Printing.PageOrientation.Landscape; printDialog.PageRangeSelection = PageRangeSelection.AllPages; printDialog.SelectedPagesEnabled = true; printDialog.UserPageRangeEnabled = true; string return_value = string.Empty; if (Print_Queue == true) { Print_Queue = false; printDialog.MaxPag..

# Xaml #CS // Error1. CheckBox mycheckbox = dataGrid1.Columns[7].GetCellContent(dataGrid1.Items[Row_num])) as CheckBox; // Error2. bool? chks = ((CheckBox)dataGrid1.Columns[7].GetCellContent(dataGrid1.Items[Row_num])).IsChecked;).IsChecked;) // Solved FrameworkElement item = dataGrid1.Columns[7].GetCellContent(dataGrid1.Items[Row_num]); DataGridTemplateColumn temp = (dataGrid1.Columns[7] as Data..

https://docs.microsoft.com/en-us/dotnet/framework/wpf/graphics-multimedia/how-to-animate-a-rectangle How to: Animate a Rectangle - WPF How to: Animate a Rectangle In this article --> This example shows how to animate changes to the size and position of a rectangle. Example The following example uses an instance of the RectAnimation class to animate the Rect property of a RectangleGeometry docs.m..

DataTable Column Sum Total DataTable sumDataTable = new DataTable(); sumDataTable.Columns.Add("total", typeof(string)); sumDataTable.Columns.Add("workedhours", typeof(int)); sumDataTable.Columns.Add("tfshours", typeof(int)); DataRow row = sumDataTable.NewRow(); row["total"] = "Total"; row["workedhours"] = oldDataTable.Compute("Sum(workedhours)", "workedhours > 0"); row["tfshours"] = oldDataTable..