How to make a gadget appear only in Home page or the page you wish?

1. Sign in to blogger.
2. First Backup your blogger template.
3. Go to Layout. 
4. Add a HTML/Java Script gadget that you want to make appear only in homepage of your blog and title it as homeonly(for qucik reference)
5. Go to Dashboard > Template > Edit HTML.
6. Press Ctrl + F and find homeonly. You will see a code as follows.
   
   <b:section class='main' id='main' preferred='no'>
   <b:widget id='HTML1' locked='false' title='homeonly' type='HTML'>
   <b:includable id='main'>
   <!-- only display title if it's non-empty -->
   <b:if cond='data:title != &quot;&quot;'>
   <h2 class='title'><data:title/></h2>
   </b:if>
   <div class='widget-content'>
   

   <data:content/>

   </div>
7. Replace the code highlighted in yellow above, with the following codes respectively.
   
   1. <b:if cond='data:blog.pageTitle == data:blog.title'><data:title/></b:if> 
   2. <b:if cond='data:blog.pageTitle == data:blog.title'><data:content/></b:if>
8. Now the code in Step 5 will look as below.
   <b:section class='main' id='main' preferred='no'>
   <b:widget id='HTML1' locked='false' title='homeonly' type='HTML'>
   <b:includable id='main'>
   <!-- only display title if it's non-empty -->
   <b:if cond='data:title != &quot;&quot;'>
   <h2 class='title'><b:if cond='data:blog.pageTitle == data:blog.title'><data:title/></b:if></h2>
   </b:if>
   <div class='widget-content'>
   <b:if cond='data:blog.pageTitle == data:blog.title'><data:content/></b:if>
   </div>
9. Save Template. You got it!

Update

1. If you want to make a gadget appear in a page you wish, for example, To make a gadget appear only in the page of this post, modify the above condition as below,
   
   <b:if cond='data:blog.pageTitle == "How to blog?: How to make a gadget appear only in Home page or the page you wish?"'>
   
2. You can see such a widget in the page of this article itself.
3. Any widget can be made with the following condition! 

Update 2

Read: Gadget in mobile home page alone 

See related posts:

• Blogger Tricks