Questions tagged as 'c#'

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ZXingBarcodeImageView Navigation Back - Xamarin Forms - System.ArgumentException: Found empty contents

I have a view with the ZXingBarcodeImageView implementation <zx:ZXingBarcodeImageView BarcodeFormat="QR_CODE" BarcodeValue="{Binding QrCode}"...
asked by 12.10.2018 / 17:29
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Import audio files to the Resources folder

I am searching and searching and nothing, I need to import sound files to my project specifically to the Resources folder of the project, I have tried dragging the file to the Resources folder, I also tried copying the files in the project path...
asked by 12.10.2018 / 19:28
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POST form params In API REST

I have to store the data in a BD that sends me an API, this API sends me a POST request to my server with the data as parameters Literal the documentation tells me that "the following parameters as form params" { "solicitud": { "dato1":...
asked by 12.10.2018 / 15:02
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clean the ShowFilterRow from DevExpress c #

I have a DevExpress().PageControl and within this I have several DevExpress().GridView , when I filter in one of the columns of a Gridview and I change to another , the data I put in the filter of the first Gridview continue...
asked by 12.10.2018 / 16:05
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How can an error be solved: "Could not find the installable ISAM file?

public static void ROC_ExcelToDatagridView (DataGridView dgv) { path = ""; try { try { OpenFileDialog file = new OpenFileDialog ( ); file.F...
asked by 12.10.2018 / 22:04
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Can someone tell me why it does not show the result of the specialty?

In the first image when I execute the code, it shows me the output for the LEVEL in this SUPERIOR case, but it does not show me the SPECIALTY, but if I comment the code for the LEVEL if it shows me the specialty, what is this due to me? they can...
asked by 28.10.2018 / 02:58
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Ask AJAX to BD when inserting data in INPUT - C #

I searched for information on the internet but I got a little confused, I have an input tag. <div class="form-group"> <label>Stock Number</label><br /> <input type="text" class="form-control" id="StockNumb...
asked by 11.10.2018 / 18:27
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How to change the color of the axes of a graph in c # .net

I want to change the color of the numbers of the x and y axes. Below I put an image enclosing in yellow what I want to change color. Can I modify it from the property bar? or another way? ... This is in Windows Forms.     
asked by 14.10.2018 / 02:26
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Load and filter a table in html, MVC, ASP using recursive linq?

I'm doing a table using HTML in ASP.NET MVC. I am uploading the information on the company's income statement, and there are quite a few records, and when loading the table it takes a long time, as well as wanting to filter information, as it re...
asked by 14.10.2018 / 07:20
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TreeView in WPF

Continuing with the solution of Problem of bindig in WPF with MVVM , in which I already got the DALs answered ( MOCData , EFData , AdoNetData and XMLData ), now I try to be able to change the ListView of MainW...
asked by 10.10.2018 / 07:14