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JSON Issue - In Which Class Do I Need to Add Array Title?

Hi, i am very new to this, so please forgive me for stupid mistakes.   I am to create an android application that consume web services currently from IIS. Program that i am currently using: SQLserver , Visual studio for web, android st...

Best Hosting providers for .Net 4 / MVC 4 application and how to deploy the web application on iis server?

As I am a beginner in programming domain , I have developed an application in dotnet. The application is implemented in Dotnet framework 4/ MVC4. This is my first ever hosting experience so I'm confused because I don’t know much abou...

string manipulation & PDF file

First of all, thank you for trying to help me. It should be simple , but I think I am missing something I have an HTML file that it’s used to produce a pdf file and gets date from a screen selection It is about string manipulation (ex...

How to Insert, Delete, Update in GridView in ASP.Net using C#.?

Hi Guys I am beginner in asp.net mvc and currently working on asp.net project.Please tell me how to Insert, Delete, Update in GridView in ASP.Net using C#. I would really appreciate your help. Thanks

Manage new windows in GeckoFX webbrowser

Hi there. I have been studying web automation for a while, using GeckoFX. Now I have encountered a problem - I cannot found any information about how to control GeckoFX's Webbrowser in new windows. Opening popups is integrated in GeckoF...

Generating Charts from Data in MMSQL and sending them as attachment (PDF) in email

I am currently in a state of doubt whether I am doing the things in the right way. Basically, I have a task where data which is stored in a normalised db in MSSQL needs to be queried for so as to display them in different charts. These chart...

How to send emails in VB.NET using multithreading?

As I'm not familiarized with VB.NET I am requesting help for my last school project this year. So I have a ListView with many emails and want to send a certain message to those emails but using multithreading because If...

Gridview is only adding one item. However i want it to add both items

My listbox2 items are the items needed to be added as columns. i am using a button to add items from listbox1 to listbox 2. so lets say if listbox1 item x,y coordinate is added to listbox2 item then i need to add column x,y coordinate to the grid...

Gmail API C# code

hi , im working on a function that will save the attachment file in Email via Gmail using gmail API code(C#). but i keep getting an error that saying :  An unhandled exception of type 'Google.Apis.Auth.OAuth2.Responses.TokenResp...

Can someone help me annotate this code, I don't fully understand it

This was the only piece of code that I could find to clear all the radio buttons in my form but I don't know how to explain it. I've only been learning basic C# and can't find a clear explanation for the code or how it works. public IEnumerabl...

xamarin

how to learn xamarin

How to remove restrictions for a secured PDF..? C#

Hi guys, How to allow copy content option for a secured PDF. Currently am using Spire.PDF library, it is giving result as I except, it is a free version supports only for below 10 page PDFs, but my pdfs have more than 200 pages. Any other solut...

Problem in adding a button to a page.

Hi guys. I have a problem in adding a button to a page. When I add a simple button to a page and reload the page it loads correctly but when I click on the button I get the following error: "Failed to load viewstate. The control tree into which...

How to Hit Delete API of MVC5

Hi, I am trying to hit a MVC web API for deleting the record but i am getting the error that no resource found. I am able to hit the API using PostMan and fiddler but i am unable to hit it using Rest Clinet. Here is my code var request = ne...

Circular reference exception while Serializing DataTable object in .Net

How to serialize DataTable object in .Net Hi, While working in a .Net project, I am facing an Exception while serializing DataTable object using JavaScriptSerializer. The Exception I am getting is "A circular reference was detected while...

How to return an image from Asp.Net MVC Controller

Hi,      While working in a Asp.Net MVC project, I am stuck in a issue that how to return an image from MVC Controller ? The real senario is that I have to return an image among various images (that I have kept in the ...

How to Hide TabPages dynamicaly

Hi..! I am working on Windows application using c#, in which I am using a TabControl. What I have to do is to open a tabpage dynamicaly on user's choice i.e if the user clicks on the NewUser button then the "New User" tabpage should get open ...

AppendAllLines() function in .Net framework 3.5 or similar

Hi ! I was using System.IO.File.AppendAllLines() function in .Net Framework 4.0 but due to some reason I have to migrate my project into .Net Framework 3.5. But in .Net Framework 3.5 I am not able to use this function. Following is the ...

How to get value after merging two columns from two different DataTables?

Hi..! I am working on a Asp.Net application where I got stuck in a issue in which I have to merge two column values of different DataTable into another DataTable.... If anyone has any idea please help...! Thanks in advance

Does anybody know reliable way to get MAC address of Client PC using ASP.Net / C#

Does anybody know reliable way to get MAC address of Client PC using ASP.Net / C#. I am using framework 3.5. Below is the code I am using working fine on locally / IIS. But this works on a site having full trust level. But doesn't work ...
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