1 Ten simple notes aout R markdown

1. italic : put context inside two stars**, you got italic
2. bold : put context inside four stars****, you had bold
3. If you want to break the line, you just need to enter the return twice.
4. superlink: [showed_context](link). The link inside will guide you to the website that linked with showed_context.
5. email: <haiyang@gmail.com>. The <> is used for email with links.
6. insert internet picture ![](link). Further steps: define the width of the figure will be like <img src="link", width="100">.
7. If want to quote, put a > ahead of the paragraph. One more >, one further step for indentation.
8. If you want red, simple put context inside two .
9. If want a bullet, put a *` ahead of the paragraph.
10. Roses are $$\color{red}{\text{beautiful red}}$$
11. opt+comd+I is the shortcut for insert chunk
12. opt+“-” is the shortcut for insert “<-”