In this section, I want to display posts on our Home page, but first we need to add some and we will use the Mongo shell to do this:

Let's go into a Windows Command Prompt here and go to our mongodb folder and then inside the bin folder:

Now let's run mongo. We're now inside a shell, and we'll create a new database by saying use nodeblog; this will create the shell and it's will put us inside of it:

Next, we'll create two collections, one of which we'll call db.createCollection and the other, categories; we'll also create another one and call it posts:

Now we have a comment functionality, but we'll not create a comments collection; I'll show you how we can actually embed comments inside our post collection.

We will first enter db. I'll just only few posts, so enter db.posts.insert; we will put a couple of things in here. We need to have title, and we'll just say Blog Post One. We will also have category, and for this, let's say Technology (I'll actually use double quotes...