---
# System prepended metadata

title: My first HackMD note (change me!)
tags: [Tag(change me!)]

---

# My first HackMD note (change me!)

###### tags: `Tag(change me!)`

> This note is yours, feel free to play around.  :video_game: 
> Type on the left :arrow_left: and see the rendered result on the right. :arrow_right: Okay!

## :memo: Where do I start?

### Step 1: Change the title and add a tag

- [x] Create my first HackMD note (this one!)
- [ ] Change its title
- [ ] Add a tag

:rocket: 

### Step 2: Write something in Markdown

Let's try it out!
Apply different styling to this paragraph:
**HackMD gets everyone on the same page with Markdown.** ==Real-time collaborate on any documentation in markdown.== Capture fleeting ideas and formalize tribal knowledge.

- [x] **Bold**
- [ ] *Italic*
- [ ] Super^script^
- [ ] Sub~script~
- [ ] ~~Crossed~~
- [x] ==Highlight==

:::info
:bulb: **Hint:** You can also apply styling from the toolbar at the top :arrow_upper_left: of the editing area.

![](https://i.imgur.com/Cnle9f9.png)
:::

> Drag-n-drop image from your file system to the editor to paste it!

### Step 3: Invite your team to collaborate!

Click on the <i class="fa fa-share-alt"></i> **Sharing** menu :arrow_upper_right: and invite your team to collaborate on this note!

![permalink setting demo](https://i.imgur.com/PjUhQBB.gif)

- [ ] Register and sign-in to HackMD (to use advanced features :tada: ) 
- [ ] Set Permalink for this note
- [ ] Copy and share the link with your team

:::info
:pushpin: Want to learn more? ➜ [HackMD Tutorials](https://hackmd.io/c/tutorials) 
:::

---

## BONUS: More cool ways to HackMD!

- Table

| Features          | Tutorials               |
| ----------------- |:----------------------- |
| GitHub Sync       | [:link:][GitHub-Sync]   |
| Browser Extension | [:link:][HackMD-it]     |
| Book Mode         | [:link:][Book-mode]     |
| Slide Mode        | [:link:][Slide-mode]    | 
| Share & Publish   | [:link:][Share-Publish] |

[GitHub-Sync]: https://hackmd.io/c/tutorials/%2Fs%2Flink-with-github
[HackMD-it]: https://hackmd.io/c/tutorials/%2Fs%2Fhackmd-it
[Book-mode]: https://hackmd.io/c/tutorials/%2Fs%2Fhow-to-create-book
[Slide-mode]: https://hackmd.io/c/tutorials/%2Fs%2Fhow-to-create-slide-deck
[Share-Publish]: https://hackmd.io/c/tutorials/%2Fs%2Fhow-to-publish-note

- LaTeX for formulas

$$
x = {-b \pm \sqrt{b^2-4ac} \over 2a}
$$

- Code block with color and line numbers：
```javascript=16
var s = "JavaScript syntax highlighting";
alert(s);
```

- UML diagrams
```sequence
Alice->Bob: Hello Bob, how are you?
Note right of Bob: Bob thinks
Bob-->Alice: I am good thanks!
Note left of Alice: Alice responds
Alice->Bob: Where have you been?
```
- Auto-generated Table of Content
[ToC]

> Leave in-line comments! [color=#3b75c6]

- Embed YouTube Videos

{%youtube PJuNmlE74BQ %}

> Put your cursor right behind an empty bracket {} :arrow_left: and see all your choices.

- And MORE ➜ [HackMD Tutorials](https://hackmd.io/c/tutorials)
