> For the complete documentation index, see [llms.txt](https://www.oulan.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://www.oulan.com/2019/10/07.md).

# 07

<figure><img src="https://385430918-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-M8iFCzaIpXf8zXqpE6I%2Fuploads%2FO4G4J6J5e5ZH5W8ZLx2I%2Fimage.png?alt=media&amp;token=a93a5923-0eb8-431c-8bfa-a5171bbd9b63" alt=""><figcaption></figcaption></figure>