Questions tagged as 'c#'

Tagged questions
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Using Xamarin Live Player

I can not run Xamarin Live Player. Thelivescreen Afterloadingthelivescreen,scantheqrcodeandinsertitintotheeditbox After all this, nothing happens     
asked by 26.01.2018 / 14:53
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Communication between View and Controller through a script

I'm trying to call an Action through the .ajax that runs within a button of a Modal but apparently the url is not processed. My View looks like this: @using (Html.BeginForm()) { <div class="form-horizontal"> <h2>Resfriador</h2...
asked by 14.12.2017 / 18:43
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interop.word, find and replace, error: "The string parameter is too long."

I'm using a template to create a document, I open a document that would be a template and use find and replace to find and replace keywords in this document and then saved to my desktop as another document, everything happens perfectly, but when...
asked by 26.12.2017 / 19:55
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Convert .docx to pdf in C # without using Microsoft.Office.Interop [closed]

Hello, I'm having trouble converting a document in docx format to pdf without using Microsoft.Office.Interop. Other DLLs I've found are not free. Does anyone have a tip?     
asked by 27.12.2017 / 13:50
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Document search screen with pagination and search filter with asp.net [closed]

I have the layout of a search screen, it has to show documents from my sqlserver database. To facilitate the search I put filter and as they are very documents it would be interesting to do pagination. I'm still learning; so if anyone has a good...
asked by 27.12.2017 / 01:40
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Attempting to search with specific id in a period

I'm trying to get a specific car between dates, because it works in periods, but I need to get the element ID, I do not know if I would have to apply some other query or include it, the database I use is SQL, case there is doubt I want to do...
asked by 21.12.2017 / 21:10
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Saving a Many-to-Many Relationship with Entity Framework

Questions when inserting objects into the database when using Entity Framework 6 + C # WPF. I have 3 objects, ServiceOrder, Service, and ItemsOs. with the following structure: public partial class OrdemServico { [System.Diagnostics.Code...
asked by 22.12.2017 / 00:20
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Save data from an array to a database

I need to write the contents of an array that returned from a Json deserialization (return from a Json with more than one level), follow the line with the method that extracts the array: Departmants dept = new Departmants(); de...
asked by 21.12.2017 / 19:55
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C # Asp.Net.MVC - How to read Excell worksheets (xls and xlsx) using NPOI and generate a datatable?

I would like to read an Excel worksheet (XLS and XLSX) in my C # application, using the NPOI library and generating a DataTable. Since I have never used this library, could anyone give me a practical example?     
asked by 22.12.2017 / 14:03
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Xamarin forms. Collect camera frames

Greetings to all! There has been a need to develop an application where my biggest difficulty right now is to load the camera from the cell into an object and somehow get some onFrameChange event from the camera. I want to create an interf...
asked by 22.12.2017 / 11:34