Databases Reference
In-Depth Information
Development Best Practices
In the previous chapters, we learned about various configuration best practices
including caching best practices. Liferay Portal is a portal platform, and portal
solutions are developed on top of it. Hence, it is very important to follow best
practices during the development of custom features to build high performing
portal solutions. In this chapter, we will focus on Liferay-Portal-specific
development best practices. By the end of this chapter, we will learn the
following topics:
• UI best practices
° Reducing the number of JavaScript files
° Reducing the number of CSS files
° Using CSS image sprites
° Minifying JavaScript files
° JavaScript tag positioning
° Analyzing web page performance using tools
• Java development best practices
° Use of dynamic query and custom queries
° Use of the Cache API to cache resources
° Coding best practices
UI best practices
In any web-based applications, loading and rendering of the user interface in the
browser contributes a lot in overall response time. It can even sometimes affect the
processing on the server. In this section, we will talk about various UI best practices
for improving the performance of the Portal.
