Just Trace

Finding and Fixing Performance and Memory Issues Episode I
Each episode in this series is a walkthrough for a particular performance issue. It will describe how to analyze and solve the issue using JustTrace and other tools, such as JustDecompile and Fiddler.

Are Roaming Settings Coming in Visual Studio vNext?
Visual Studio Settings in the Cloud is the star feature of the Q3 2012 release of JustCode, and it appears that Microsoft has taken notice.

Debugging KendoUI Applications
This screencast demonstrates how to use Chrome Developer tools to debug several of the most common JavaScript errors.

Common errors in KendoUI Applications
List of the common HTML5/JavaScript errors in KendoUI Applications.

Using KendoUI templates with Backbone
This tutorial explains how to use KendoUI templates with Backbone

How to: Retrieve paged data from a WebAPI service generated by the AOS wizard
In this Code Library sample we are showing how you can extend the ASP.NET Web API services that the Add OpenAccess Service wizard is generating so that you can achieve optimal paging of the results.

Data Annotations in MVC applications
In this forum post we are presenting how you can enhance your OpenAccess Domain Classes in order to make use of the data annotation attributes that ASP.NET MVC is using for validation purposes.

How to: Deploy a report created with Telerik Report Designer 
Help article that explains how to utilize the trdx files in your actual application.

Widgets
Extending the registration widget - adding a country dropdown list
Inspired by a client request, this blog post demonstrates the extensibility of the default Registration widget to accomodate the functionality to allow the newly registered user to choose from a list of items.

Providers
Open Project: Amazon S3 Blob Storage Provider
Blogs about Sitefinity's Amazon S3 Blob Storage Provider - an implementation of a
cloud blob storage provider, which stores the binary blob data of
Sitefinity's library items on Amazon's Simple Storage Service (S3).

Workflow
How to schedule unpublish when an item is published
Demonstrates how you can customize Sitefinity's default workflows. This blog post is about changing the AnyContentWorkflow.xaml in order to
schedule an item for unpublishing right after you click on the
Publish button.

Workflow
Using and Customizing Sitefinity Workflow with Guard Activities
Further elaborates on the workflow implementation in Sitefinity, provides a thorough explanation on how workflow works, and demonstrates how new Guard Activities can be added.

Updated KB
How to check your current Sitefinity version?
Added information about 4.x and 5.x versions of Sitefinity

Common
Demystifying unexpected redirects to login page in ASP.NET
Have you ever run into the strange behavior of a login page life cycle being executed multiple times when the access to all pages is denied for anonymous users? Read on to see why this happens and how you can avoid it with only a few changes in the web.config file of your website.

After upgrading to a specific version of the Telerik controls I get the following error "Telerik.Web.UI.RadComboBox with ID='RadComboBox1' was unable to find an embedded skin with the name 'Metro' and the only skin that can be used is the Default one.

RadCalendar

Changing the Tab order in RadDatePicker 
How-to KB article

RadGrid 

Pass data to parent page from RadGrid displayed in RadWindow 
Updated how-to KB article

Placing RadTreeView in GridTemplateColumn of RadGrid 
Updated how-to KB article

RadEditor 

How to notify the user that an image with invalid file name is being uploaded 
How-to KB article

RadDiagram

Styling and Style Selectors 
This article describes the properties you can use to customize the default look-and-feel of the RadDiagram elements.

RadGridView

Grouping Modes 
The article describes the two available GroupRenderModes in the RadGridView control.

Modifying the GroupRow 
This article explains how to modify the default GroupRow's header and footer templates.

RadRichTextBox

Applying Styles 
The article demonstrates how to manipulate Styles using the predefined UI of RadRichTextBox.

RadScheduleView

Customizing the Resize and DragDropHighlight 
This article demonstrates how to customize the ResizeHighlight and DragDropHighlight of appointments in the ScheduleView control by creating custom ResizeHighlightStyle.

RadGridView

Add ToolTip for columns and headers 
This article demonstrates how to set the tool-tip of the gridview's columns and column headers.

RadPivotGrid

Calculations 
We have updated this article to include many new code snippets demonstrating how to apply different calculations on your data.

RadDiagram

Styling and Style Selectors 
This article describes the properties you can use to customize the default look-and-feel of the RadDiagram elements.

RadGridView

Grouping Modes 
The article describes the two available GroupRenderModes in the RadGridView control.

Modifying the GroupRow 
This article explains how to modify the default GroupRow's header and footer templates.

RadRichTextBox

Applying Styles 
The article demonstrates how to manipulate Styles using the predefined UI of RadRichTextBox.

RadScheduleView

Customizing the Resize and DragDropHighlight 
This article demonstrates how to customize the ResizeHighlight and DragDropHighlight of appointments in the ScheduleView control by creating custom ResizeHighlightStyle.

RadGridView

Add ToolTip for columns and headers 
This article demonstrates how to set the tooltip of the gridview's columns and column headers.

RadPivotGrid

Calculations - We have updated this article to include many new code snippets demonstrating how to apply different calculations on your data.

Test Studio Backward Compatibility
New document to track breaking changes

Dialogs
Added explanation of multifile upload syntax

Silverlight: Unable to Connect
Added reset IE settings troubleshooting step

RadChart

How To: Show Sales Info Using Bar and Column Series (HTML)
A new how-to article describing two scenarios for displaying sales info for a period of time. The first one uses already aggregated data, the second one lets the chart do the aggregation.

RadPivotGrid

Getting Started with RadPivotGrid for WinForms 
Telerik PivotGrid for Windows Forms is a control that empowers your applications with similar functionality to the PivotTables in MS Excel. It takes large chunks of data and summarizes it in a human readable way with the help of aggregates and field descriptors.

Themes

Creating a theme component 
This article demonstrates how to isolate a theme in a separate class library project. This class library project is actually the theme component, which you can later use in your main project. This approach greatly simplifies the way of adding and removing themes to your project and helps in displaying the themes in design-time.