Markdown Learning Cheatsheet

Just in case you always wanted a Markdown Guide

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A quick reference for learning Markdown, the lightweight markup language used for formatting text on the web (e.g., GitHub, Reddit, and many docs).

Basics

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Headings

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Use # for headings (1–6 levels).

# H1
## H2
### H3
#### H4
##### H5
###### H6

Paragraphs & Line Breaks

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Just write normally for a paragraph. Use two spaces at the end of a line for a line break. Or insert a blank line between paragraphs.

This is a paragraph.

This is another paragraph.

Emphasis

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Links & Images

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Links

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[OpenAI](https://www.openai.com)

OpenAI

Images

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![Alt Text](https://placekitten.com/200/200)

Lists

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Unordered List

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- Item 1
- Item 2
  - Subitem 2a
  - Subitem 2b

• Item 1
• Item 2
  • Subitem 2a
  • Subitem 2b

Ordered List

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1. First
2. Second
3. Third

1. First
2. Second
3. Third

Code

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Inline Code

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Use `print("Hello, world!")` inside text.

Use print("Hello, world!") inside text.

Code Blocks (Triple Backticks)

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Produces:

def greet(name):
    return f"Hello, {name}!"

Blockquotes

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> This is a blockquote.
> It can span multiple lines.

This is a blockquote. It can span multiple lines.

Tables

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| Column A | Column B | Column C |
|-----------|-----------|-----------|
| Data 1    | Data 2    | Data 3    |
| Data 4    | Data 5    | Data 6    |

Task Lists

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- [x] Learn Markdown basics
- [ ] Practice writing docs
- [ ] Build a README.md

• Learn Markdown basics
• Practice writing docs
• Build a README.md

Horizontal Rules

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---
***
___

All three produce a horizontal rule.

Tips

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• You can mix bold, italic, and code freely.
• Most Markdown renderers (like GitHub) also support:
  • Syntax highlighting for code
  • Tables and task lists
  • Emoji shortcodes (e.g., :rocket:)
• Save files as .md extension (e.g., README.md)

Now you know the essentials! Experiment by editing and previewing Markdown in VS Code, Typora, or GitHub.