# Part 1: Before you start

## Setting up the dependencies

Before you complete the tutorial, you will need to install Empirica as described in the link below:

{% content-ref url="/pages/-M-DZSKixhVwcSzJSWYl" %}
[Setup](/getting-started/setup.md)
{% endcontent-ref %}

## Setting up the editing environment

This tutorial was developed using Visual Studio Code. You are welcome to use any editor or IDE you are comfortable with, but if you don't have a favorite, or you want to follow along precisely with the tutorial, you may want to give it a try. You can find instructions on the page linked below:

{% content-ref url="/pages/-MJ9gqydiZpZyUppD2iS" %}
[Code Editors](/resources/code-editors.md)
{% endcontent-ref %}


---

# 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.empirica.ly/tutorials/beginner-experiment-prisoners-dilemma/part-1-before-you-start.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.