# Academy

Everything you need to know about building web applications in the Stadium Designer in a few easy lessons

{% embed url="<https://www.youtube.com/embed/bmYDQ4KwI9Y?autoplay=1&rel=0&vq=1080>" %}

## Concepts

### Controls, Event Handlers and Preview

{% embed url="<https://www.youtube.com/embed/7tsW6INdLmM?autoplay=1&rel=0&vq=1080>" %}

* Add a control
* Create an Event
* Use an action
* Preview the result

## Look & Feel

### Application Themes and Control Styling

{% embed url="<https://www.youtube.com/embed/SbWlzQR7yI8?autoplay=1&rel=0&vq=1080>" %}

* Change the theme of your application
* Change the styling of controls
* Preview your application

## Links

### Navigation and Parameters

{% embed url="<https://www.youtube.com/embed/AdRypDDVq9Y?autoplay=1&rel=0&vq=1080>" %}

* Add two [*Pages*](/features/pages.md) to your application
* Add a parameter to a page
* Navigate between [*Pages*](/features/pages.md)
* Preview your application

## External Data

### Working with Databases

{% embed url="<https://www.youtube.com/embed/lpOqaUQ6I7g?autoplay=1&rel=0&vq=1080>" %}

* Add a Database Connector
* Add a query
* Execute the query
* Assign data from the query to a control
* Preview your application


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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.stadium.software/academy.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.