How to write a blog?

H1 Heading

H2 Heading

H3 Heading

Here’s some basic text.

And here’s some italics

Here’s some bold text.

What about a link?

Here’s a bulleted list:

• First item
• Second item
• Third item

Here’s a numbered list:

1. First
2. Second
3. Third

Python code block:

    import numpy as np

    def test_function(x,y)
    z = np.sum(x,y)
    return z

C++ code block

int main()
{
    cout<<"Hello World!"<<endl;
    return 0;    
}

Here’s some inline code x+y.

Here’s an image: First way of inserting an image:

Here’s some math:

$$z=x+y$$

You can also add it inline $z=x+y$

How to do the update?

1. git add . ;
2. git commit -m “new github” ;
3. git push ;