How to display hex values as plain text in html?

How do is display the below hex value as plain text? My code: <p>This is a paragraph&#x5F;</p> Output: In my html page, I want to display as "This is a paragraph&#x5F;" But this is rendered as "This is a paragraph_" Please help.

How to implement/follow strict MVC Patterns in AngularJS applications?

Node Redis Data Caching

I have web application running node.js and MySQL database. Now i need to implement Data caching using Redis in my application to improve performance. I know how to set and get data from Redis. But my problem is i am not able to understand

What are the actual disadvantages of using NodeJS?

I googled to know few of them like asynchronous, callbacks and Single-threaded. But i want know the actual disadvantages and how they effect the application. Anyone with good experience in node can help me. Thanks in Advance.