When a page loads, in order to get the name of the page that sent you there, all you need to use is: Request.UrlReferrer.ToString(); You can create a global variable to hold it: string sReferrer = ""; Then, in the Page_Load event, assign it: if (!Page.IsPostback) { sReferrer = Request.UrlReferrer.ToString(); } Or, you can put it in ViewState at...
If you have an editable Gridview and you need to change the backcolor of the row you are editing, just write these tow lines of code in the Gridview's RowEditing Event. MyGridView.SelectedIndex = e.NewEditIndex; MyGridView.SelectedRow.BackColor = Drawing.Color.Red;
Lots of users click the delete button within the GridView with no attention then the result is that the item will be deleted from the GridView, so we can add confirmation message to appear to tell the user "Are you sure you want to delete this item?". First of all we have to attach the javascript code...
Sometimes we need to add a static item to the top of DropDownList web control, such as "-- Please select --" or any other text. This static item will be removed and replaced with the items that comes from the data source you are using after calling DataBind() method. To keep the static item you are...
We were working on a database which has a column for storing an image path. The path has been changed and we need now to update that column with the new path. Please find below a simple SQL update statement that replaces text, you may use it with any column that has type of char,...
As we all know that the default max file size that the FileUpload control is using is 4 MB.I was trying to upload a file using FileUpload control provided in ASP.NET but the file size was larger than 4 MB so I was not be able to upload the file.I had to change the...
Did you know that String functions StartsWith and EndsWith are case-sensitive even in VB.NET? You will need to make sure you are looking for the correct string, since 'abc' with case-sensitivity is different than 'ABC'. So, if your function is looking for 'abc', you must make sure that you make adjustments to the string, in...
In this post we are going to know how to generate barcode images using C#.NET native classes. You will not need a third-party tool or external DLL library in order to achieve this. As we all know that barcodes depends on fonts, there are plenty of them used for barcodes. The most famous font for...
Sometimes you may want to get rid of all the open connections to a database for many reasons. One of the reasons could be delete the database or detach the database in order to move it to another server. But you will not be able to do that if there are connections open with this...
Configuration inheritance is a very good feature of ASP.NET. It allows you to set configuration settings in the Web.config file of a parent application and have it automatically be applied to all of its child applications. But sometimes you do not want the child applications to inherit the configuration from its parent application, so you...
