> 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/2016/12/05.md).

# 05

![](https://385430918-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-M8iFCzaIpXf8zXqpE6I%2F-MGlnMsnpeAuC7l1yQak%2F-MGluvQdnH2qrWmflb5S%2Fimage.png?alt=media\&token=3d393cc2-87b4-4711-99f4-d941a1b86432)