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Category: Devexpress

ASP.Net MVC / Devexpress

How to apply a custom CSS class to Devexpress components

- 30.03.20 - ErcanOPAK comment on How to apply a custom CSS class to Devexpress components

For all the Devex Components, you can use ControlStyle > CssClass property to apply your custom CSS class (Example 1 and 2) or you can do it with parameter (if it is allowed – as in Example 3). Here is 3 examples for MVC: @Html.DevExpress().SpinEditFor(m => m.Books.Rating, settings => { settings.Properties.SpinButtons.ShowIncrementButtons = true; settings.Properties.Increment = […]

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ASP.Net MVC / ASP.Net WebForms / C# / Devexpress

Define a Default Value when insert New Record From ASPxGridView

- 29.03.20 | 29.03.20 - ErcanOPAK comment on Define a Default Value when insert New Record From ASPxGridView

To initialize DataRow’s default values handle InitNewRow event of the required ASPxGridView control and initialize the default values by using e.NewValues dictionary in the following manner:

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ASP.Net WebForms / C# / Devexpress

ASPxGridView – Disable CheckBox based on condition in GridViewCommandColumn

- 20.11.19 | 27.11.19 - ErcanOPAK comment on ASPxGridView – Disable CheckBox based on condition in GridViewCommandColumn

You can use code below:

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ASP.Net MVC / ASP.Net WebForms / Devexpress / HTML

How to Solve The ‘Object reference not set to an instance of an object’ error in Batch Edit mode for ASPxGridView

- 01.10.19 | 22.11.19 - ErcanOPAK comment on How to Solve The ‘Object reference not set to an instance of an object’ error in Batch Edit mode for ASPxGridView

The issue occurs in Batch Edit Mode, because in this mode an empty invisible row is created and used for further grid editing. Since the Eval method returns a value type of an object, your attempt to call the ToString() method to the null value can lead to an exception. If you remove this conversion and use <%# […]

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ASP.Net WebForms / Devexpress

Confirm before process with ASPxButton in Devexpress

- 29.05.19 | 22.11.19 - ErcanOPAK comment on Confirm before process with ASPxButton in Devexpress

If you want to confirm before process with ASPxButton in Devexpress, then you can try the code below:

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ASP.Net WebForms / C# / Devexpress

How to set Tooltip for a particular Devexpress Gridview Column

- 24.05.19 | 22.11.19 - ErcanOPAK comment on How to set Tooltip for a particular Devexpress Gridview Column

You can use code below:

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ASP.Net WebForms / C# / Devexpress

Devexpress ASPxGridview Column Grouping in Code

- 12.06.18 | 30.03.20 - ErcanOPAK comment on Devexpress ASPxGridview Column Grouping in Code

The following code shows how to group by two columns (“Country” and “City”).

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ASP.Net WebForms / C# / Devexpress

How to solve “Response.Redirect cannot be called in a Page callback” for DevExpress Components

- 11.06.18 | 22.11.19 - ErcanOPAK comment on How to solve “Response.Redirect cannot be called in a Page callback” for DevExpress Components

DevExpress.Web.ASPxClasses.ASPxWebControl.RedirectOnCallback(“the_redirect_page.aspx”);

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Recent Posts

  • How to check for ‘IS NOT NULL’ And ‘IS NOT EMPTY’ string in SQL
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  • Filter Rows By Max Date in SQL
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Most Viewed Posts

  • Get the First and Last Word from a String or Sentence in SQL (243)
  • How to use Map Mode for Vertical Scroll Mode in Visual Studio (194)
  • How to make some specific word(s) Bold or Underline in ReportViewer (187)
  • How to solve “Response.Redirect cannot be called in a Page callback” for DevExpress Components (183)
  • Confirm before process with ASPxButton in Devexpress (172)

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