How to add page number on blogger blog

When the number of posts in a blog gets larger, your blog's main page gets kind of long to the end if you show all posts or a larger number of posts in the main page. If you split your posts into different pages by adding page number, your blog appears very nicely. Here is an html code to do this job for you.
To add the code:

1. Log-in to you blogger account.
2. Go to dashboard, click on the layout.
3. Click on "Add a Gadget" button and scroll down to select HTML/JavaScript

4. Add the following code into your html gadget, save and close it. Then you are done. It should look like this.

How to change Gadget or Widget space in blogger sidebar

Some times it is needed to decrease or increase spacing between gadgets in the sidebar to look better. Here is a simple trick to do so.
In order to apply this trick, you need to have the gadget unique ID.
Firstly, go to the dashboard of your blogger account. Click on the gadget Edit button you want to change the spacing.
Look at the navigation link of the gadget located at the top of the page, as shown in the highlighted part of this picture. Here "HTML1" is the widget ID...