# Tutorials We have provided a set of tools for dApp developers to manage data. Follow the tutorials for each tool to become familiar with their functionalities and operations. 1. [Upload your file or folder with `ethfs-cli`](/dapp-developer-guide/tutorials/upload-your-file-folder-with-ethfs-cli.md) 2. [Use `ethstorage-sdk` to upload and download files](/dapp-developer-guide/tutorials/use-ethstorage-sdk-to-upload-and-download-files.md) --- # 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.ethstorage.io/dapp-developer-guide/tutorials.md?ask= ``` 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.