Rank 1
Iron
09 Feb to 16 Feb 2026: highlights of the new online resources that we published last week.
Article: https://www.telerik.com/products/aspnet-ajax/documentation/controls/smartpastebutton/overview
Summary: Learn how to use the SmartPasteButton control in Telerik UI for ASP.NET AJAX to paste clipboard content into a specified input or contenteditable element with automatic cleanup (e.g., remove Word/Excel formatting or paste as plain text). The article shows how to add the control, configure cleanup behavior and the paste target, and handle client-side events and API to integrate paste workflows into your Web Forms pages.
Article: https://www.telerik.com/products/aspnet-ajax/documentation/controls/smartpastebutton/appearance
Summary: Use this article to configure the SmartPasteButton appearance in Telerik UI for ASP.NET AJAX: set the Skin, enable or disable embedded skins, choose the render mode, and adjust size, icon, text, and drop-down indicator. It documents the DOM/CSS structure and selectors for each visual state (default, hover, active, disabled) so you can safely override styles and build a custom theme for the SmartPasteButton.
Article: https://www.telerik.com/products/aspnet-ajax/documentation/controls/smartpastebutton/form-fields
Summary: This article explains how to configure SmartPasteButton FormFields in Telerik UI for ASP.NET AJAX so pasted text is parsed and mapped into specific form inputs. You define fields and bind them to controls (RadTextBox, RadNumericTextBox, RadDatePicker, drop-downs, or standard HTML inputs) via IDs/selectors, set metadata (name, label, type, required, hints/synonyms), and specify supported data types to ensure correct population. It also covers client/server configuration and events to validate, inspect, or customize the populated values.
Article: https://www.telerik.com/products/aspnet-ajax/documentation/controls/smartpastebutton/error-handling
Summary: This article shows you how to handle errors raised by the Telerik UI for ASP.NET AJAX SmartPasteButton, including detecting client-side paste failures and handling server-side exceptions. You’ll subscribe to error events, cancel problematic paste operations, and surface fallback messages/logging for scenarios like denied clipboard access or invalid/unsupported content.
Article: https://www.telerik.com/products/aspnet-ajax/documentation/controls/smartpastebutton/getting-started
Summary: Set up the SmartPasteButton control in a Telerik UI for ASP.NET AJAX Web Forms page by registering RadScriptManager, placing the control on the page, and configuring its core properties and target elements. You’ll wire up client-side events (and optional server-side handlers) to capture clipboard data and process the pasted content before applying it to your application’s inputs or other components.
Article: https://www.telerik.com/products/aspnet-ajax/documentation/controls/smartpastebutton/ai-service-integration
Summary: This article shows you how to integrate the ASP.NET AJAX RadSmartPasteButton with an AI provider by routing pasted content through your own server-side endpoint that calls OpenAI or Azure OpenAI and returns the transformed text. You’ll configure the control with the service URL and request options, map SmartPaste actions to prompts, and implement the backend to call a model, handle responses and errors, and keep API keys off the client.
Article: https://www.telerik.com/products/aspnet-ajax/documentation/controls/smartpastebutton/client-side-programming/enums
Summary: This article documents the client-side enumerations exposed by the ASP.NET AJAX SmartPasteButton (Telerik.Web.UI), including paste modes and status/result values, and lists their members. It shows how to reference these enums in JavaScript and use them in client-side event handlers to detect the selected paste option, branch logic, and handle errors without relying on magic strings. Use these enums to write maintainable code that controls and responds to SmartPasteButton behavior at runtime.
Article: https://www.telerik.com/products/aspnet-ajax/documentation/controls/smartpastebutton/server-side-programming/enums
Summary: This article documents the server-side enumeration types used by the Telerik UI for ASP.NET AJAX SmartPasteButton control. It lists each enum and its values and shows where they are used in properties and event arguments, so you can configure paste behavior, control available options, and implement clear code-behind logic in C# or VB.NET.
Article: https://www.telerik.com/products/aspnet-ajax/documentation/controls/smartpastebutton/client-side-programming/events
Summary: This article documents the SmartPasteButton client-side events in Telerik UI for ASP.NET AJAX, including the event sequence during a paste operation, handler signatures, event arguments, and how to subscribe/unsubscribe via JavaScript (add_*/remove_*) or declarative OnClient* properties. Use these hooks to intercept and validate clipboard input, inspect or transform parsed data, handle success and error cases, cancel the default behavior, and integrate the control with your application logic.
Article: https://www.telerik.com/products/aspnet-ajax/documentation/controls/smartpastebutton/client-side-programming/overview
Summary: This article outlines the SmartPasteButton client-side programming model in Telerik UI for ASP.NET AJAX: how to obtain the JavaScript client object, subscribe to client events, and use its methods and properties to control paste behavior at runtime. You’ll see concise patterns and code snippets for wiring event handlers and invoking the API from your page scripts to integrate the control with your application logic.
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02 Feb to 09 Feb 2026: highlights of the new online resources that we published last week.
Article: https://www.telerik.com/products/aspnet-ajax/documentation/ai/troubleshooting
Summary: This guide helps you diagnose and fix issues when wiring Telerik UI for ASP.NET AJAX AI integration to OpenAI or Azure OpenAI. It covers common causes—invalid or missing API keys, incorrect base URL or api-version, using model names instead of Azure deployment names, 401/403/404/429 responses, TLS/firewall/CORS problems, and missing ScriptManager/resources—and shows how to verify web.config/code-behind settings, route calls through a server-side proxy, enable provider logging, and test requests independently. Use the checklists to validate payloads and model capabilities, handle timeouts and rate limits with retry/backoff, and confirm the controls are correctly initialized on the page.
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10 Nov to 17 Nov 2025: highlights of the new online resources that we published last week.
Summary: Learn how to collapse parent task nodes in Telerik RadGantt for ASP.NET AJAX using the JavaScript client-side API. You’ll see how to collapse all rows on initialization and programmatically toggle a task’s expanded state, so you can start with a compact Gantt and control the hierarchy on demand.
Article: https://www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/autocompletebox-html-encoding-items
Summary: Learn how to control HTML encoding in the RadAutoCompleteBox for ASP.NET AJAX. You’ll encode entry/item text (e.g., via HttpUtility.HtmlEncode) to prevent XSS, and use item/token templates to render intended HTML when you need markup in the dropdown or tokens.
Article: https://www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/grid-reorder-columns-with-keyboard-shortcut
Summary: This article explains how to implement keyboard-based column reordering in Telerik ASP.NET AJAX RadGrid. You enable client-side reordering, hook a keydown handler to move the focused header left or right via the RadGrid client-side API, and optionally persist the new order by setting the columns’ OrderIndex on the server.
Article: https://www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/retrieve-visible-columns-radgrid-aspnet-ajax
Summary: This article shows how to retrieve the currently visible columns in a Telerik RadGrid for ASP.NET AJAX at runtime. It covers server-side enumeration via MasterTableView.RenderColumns (or filtering Columns by Visible and Display) and a client-side approach using masterTableView.get_columns() with column.get_visible()/get_display(), including considerations for columns hidden via the ColumnMenu and built-in utility columns.
Article: https://www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/grid-scrolling-with-frozen-columns-with-mousepad
Summary: This article shows how to make two‑finger touchpad (mousepad) scrolling work correctly in the ASP.NET AJAX RadGrid when Frozen Columns are enabled. You’ll capture wheel/touchpad events over the frozen area and forward the delta to the grid’s scrollable container so horizontal and vertical scrolling stay synchronized, with a concise JavaScript example and guidance on wiring it on grid load.
Article: https://www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/autocompletebox-disabling-dynamically-added-tokens-server-side
Summary: Learn how to disable dynamically added tokens in the ASP.NET AJAX RadAutoCompleteBox on the server side. You add entries in code-behind and mark them non-removable, then use a TokenTemplate and CSS to render them disabled so users cannot delete or interact with those tokens, while leaving user-added tokens unaffected.
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05 Nov to 10 Nov 2025: highlights of the new online resources that we published last week.
Article: https://www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/fix-telerik-ui-aspnet-ajax-no-license-error
Summary: This KB explains that the error 'No license found for Telerik UI for ASP.NET AJAX' occurs when Telerik.Licensing cannot detect a valid Telerik license file or Script key (Evidence attribute), which differs based on whether the project is a Web Application or a Web Site. It provides step-by-step remediation paths for both project types, covering NuGet-based licensing, manual Script key integration, and correct placement of the telerik-license.txt or Evidence attribute. Following the appropriate steps and rebuilding the project resolves the licensing validation failure.
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29 Oct to 05 Nov 2025: highlights of the new online resources that we published last week.
Summary: Use the SpeechToTextButton control in Telerik UI for ASP.NET AJAX to capture microphone input and insert recognized text into a specified input or textarea using the browser’s Web Speech API. The overview shows how to configure the target element and recognition settings (language/culture, interim/continuous results), lists HTTPS/permission and browser support requirements (e.g., Chrome/Edge), and details the server- and client-side API and events (start, result, end, error) so you can manage the recognition lifecycle in JavaScript.
Article: https://www.telerik.com/products/aspnet-ajax/documentation/controls/speechtotextbutton/appearance
Summary: This article shows you how to style the ASP.NET AJAX SpeechToTextButton using built‑in skins and custom CSS, including setting the Skin property, toggling EnableEmbeddedSkins/EnableEmbeddedBaseStylesheet, and applying a CssClass. It also covers choosing a RenderMode (Classic or Lightweight) and identifying the control’s HTML/CSS hooks so you can create a custom skin and adjust size, colors, and visual states.
Article: https://www.telerik.com/products/aspnet-ajax/documentation/controls/speechtotextbutton/getting-started
Summary: This guide shows you how to add and configure the SpeechToTextButton in Telerik UI for ASP.NET AJAX to capture microphone input and insert recognized text into a target input (e.g., ASP.NET TextBox or RadTextBox). You’ll register the control, add the markup, associate it with the target input, configure recognition language/options, and wire client-side events for start/stop, results, and errors. It also covers browser and security requirements for the Web Speech API (HTTPS origin and microphone permissions) and provides a minimal working example to validate your setup.
Article: https://www.telerik.com/products/aspnet-ajax/documentation/controls/speechtotextbutton/client-side-programming/enums
Summary: This article lists the client-side enums for the ASP.NET AJAX SpeechToTextButton control and explains the meaning of each value and where it’s used in the control’s JavaScript API. Use these enums in your event handlers and custom logic to check recognition state, handle errors and permission changes, and avoid magic strings or numbers. The enums are available on the client side (Telerik.Web.UI) for consistent integration with SpeechToTextButton.
Article: https://www.telerik.com/products/aspnet-ajax/documentation/controls/speechtotextbutton/server-side-programming/enums
Summary: This article documents the server-side enumerations used by the Telerik UI for ASP.NET AJAX SpeechToTextButton. It lists each enum and its members, explains where they apply in the control’s API, and how they affect behavior and appearance so you can set them correctly in markup or code-behind (C#/VB.NET). Use it as a reference when configuring the control via server-side code.
Article: https://www.telerik.com/products/aspnet-ajax/documentation/controls/speechtotextbutton/client-side-programming/events
Summary: Handle the ASP.NET AJAX SpeechToTextButton client-side events in JavaScript to manage recognition lifecycle, receive result notifications, and handle errors. The article shows how to subscribe via the control’s OnClient* properties or programmatically through the client-side object’s add/remove event methods, and details the event arguments you’ll use to access recognition data and status. Use these hooks to capture interim and final transcripts, update UI state, and control when recognition starts, stops, or is canceled from your application code.
Article: https://www.telerik.com/products/aspnet-ajax/documentation/controls/speechtotextbutton/client-side-programming/overview
Summary: Learn how to get the RadSpeechToTextButton client-side instance in ASP.NET AJAX and use its JavaScript API to start/stop speech recognition, handle results and errors, and update input elements. The article summarizes the control’s client-side events, methods, and properties so you can wire up event handlers and control recognition from JavaScript.
Article: https://www.telerik.com/products/aspnet-ajax/documentation/controls/speechtotextbutton/server-side-programming/overview
Summary: Learn how to use the RadSpeechToTextButton server-side in Telerik UI for ASP.NET AJAX: its server-side properties, methods, and events, and how they interact with the ASP.NET Web Forms page lifecycle. Configure the control in code-behind, handle postbacks, and access the recognized text (e.g., via the target input or control state) for validation and processing.
Article: https://www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/asyncupload-display-pdf-preview-file-selection
Summary: Learn how to show a client-side PDF preview immediately after file selection in ASP.NET AJAX using RadAsyncUpload, without uploading to the server. You handle OnClientFileSelected, get the selected File from the underlying input, validate it as a PDF, and render it in an iframe/object or RadPdfViewer via URL.createObjectURL or FileReader, with notes on multiple files and revoking object URLs.
Article: https://www.telerik.com/products/aspnet-ajax/documentation/controls/speechtotextbutton/client-side-programming/properties
Summary: This article documents the client-side properties of the Telerik ASP.NET AJAX SpeechToTextButton and shows how to access them through its JavaScript object ($find) using the standard get_/set_ pattern. You will learn how to read and update behavior, state, and configuration at runtime (for example, enable/disable, target control, and recognition state) so you can integrate speech-to-text into your forms without postbacks.
Feel free to check them out and share your thoughts!
The Telerik Team