Book Image

Mobile Web Performance Optimization

By : S. S. Niranga
Book Image

Mobile Web Performance Optimization

By: S. S. Niranga

Overview of this book

With users increasingly accessing the web on mobile devices, it’s crucial to make sure your website is built to seamlessly fit this radical change in user behavior. Mobile Web Performance Optimization is designed to help you do exactly that – it’s been created to help you build fast, and mobile-user-friendly websites and applications. Featuring guidance through a range of techniques and tools essential to modern mobile development, this accessible guide will make sure you’re delivering a seamless and intuitive experience for your website’s users. Begin by exploring the fundamental components of mobile web design and website optimization, before learning how to put the concepts into practice. Featuring cross-platform solutions, insights on developing lightweight yet robust UI, and insights on how to successfully manage data, this application development book takes you through every stage in the development process – so you can be confident that you’re asking the right questions and using the best tools in the most effective way. By the end, you’ll understand implicitly what it means to ‘build for performance’- you’ll be a more confident developer, capable of building projects that adapt to a changing world.
Table of Contents (14 chapters)
Mobile Web Performance Optimization
Credits
About the Author
About the Reviewer
www.PacktPub.com
Preface
Index

Chapter 4. Caching and Optimizing

In the previous chapter, we learned how to use frontend techniques to optimize our application or website. Actually, I believe all the frontend developers need to follow this guideline for all types of web development, and not just for mobiles. Some of the techniques that I have discussed in the previous chapter do not have a direct relationship with performance. However, this will create a well-structured environment, which will make it easier to focus on performance.

In this chapter, I will discuss a whole different area that is related to performance optimization, which is really essential and easy to understand. To go through this chapter, you need to have a basic understanding of HTML, CSS, and JavaScript.

In this chapter, we are going to cover the following topics:

  • Caching

  • File order of external style sheets and scripts

  • Empty source and link attributes

  • CSS and JavaScript frameworks

  • How to optimize JavaScript

  • Load only what is needed

  • Reduce the number of DOM...