Questions tagged as 'visual-studio'

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CORS header 'Access-Control-Allow-Origin' missing in aspx

I have an application that uses a Java script function and sends a call to consume a web service. Everything works fine but I do not get anything in the browser. When I see the console, a message appears CORS header 'Access-Control-Allo...
asked by 04.05.2016 / 20:46
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Put comments in JSON file in Visual Studio 2015

I am experimenting with the new Visual Studio and I see that in the new project structure and in the configuration the files JSON is used intensively, to the detriment of the XML that was used before in web.config , e...
asked by 09.12.2015 / 12:11
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How to wait a certain amount of time between each execution of a method

All to all, I have an application that consumes several web services. What this application does that gets many users and creates entries in a .csv file for several projects. I would like to do the execution for a certain amount of users,...
asked by 29.04.2016 / 21:45
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Merge cells in DataGridView VB.NET

The question I have is, how can I combine cells in a DataGridView? In my VB.NET project I have a DataGridView that shows information from a table in my MySQL database in the following way: And what I want is to combine the celas of t...
asked by 12.05.2016 / 16:55
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Ways to update view-type elements

This is a doubt that I've always had, I've always stepped out of ways a bit sloppy and that's why I've been encouraged to ask this.    What are different ways to update view elements? Let's say we have a form, basic, Form1 , wit...
asked by 25.05.2018 / 09:34
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Detect changes made in WindowsForms controls, C #

I need to detect the changes that were made to the form, either in TextBox , Datagridview or other controls.    Here is a small example as a test code (GoogleDrive Link ) IdentificarCambios.zip       This works Perfect...
asked by 05.01.2018 / 22:50
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"No such interface supported" using Visual Studio 2015 Diagnostic Tools

I am trying to use Visual Studio 2015 Diagnostic Tools but when I open the window this message appears: The diagnostic tools failed unexpectedly. Then I check the output window and set the output to Diagnostics Hub there it th...
asked by 29.12.2015 / 21:46
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ETL package (ssis) does not load excel of 179 thousand records

I have built an ETL package which loads data from an excel 2010 (179 thousand records) to a table in a database (simple construction, direct loading). In my work there are three environments (Development, Quality and Production), my construct...
asked by 26.02.2018 / 17:25
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How to create multiple CSV files from web service execution

In my program that calls certain web services, I would like that in the final result different CSV files will be created depending on whether the ProjectID is different In the following code, in the array filter of projectIDs , i...
asked by 04.03.2016 / 20:27
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Error starting Windows Phone emulator

Hello friends, greetings to all the appreciable community, I have this problem someone has passed if yes I would appreciate if you know how to fix it     
asked by 01.04.2016 / 23:10