Liferay Portlet Filter Tutorial In tutorial, we will see “how to create a filter in custom portlet”. Filters are new in JSR-286 and there are there types of filters. Render…

Struts2 Tutorial Struts2 tutorial is quick start for developers who want to learn struts. In this tutorial,  we will see how to setup Struts 2 application in Eclipse.  Struts 2  is MVC…

Liferay Service Builder Liferay provides Service Builder tool for generating modal objects, Service layer and DAO layer.  Let’s say we have to design leave system where end user will apply for…

Liferay Portlet modes What is Portlet mode? Portlet modes are used to indicate what functions are they are doing currently. The portlet modes are defined in portlet.xml file. Java Portlets…

Questions1: Given: public class Triangle { static double area; int b = 2, h = 3; public static void main(String[] args) { double p, b, h; // line1 if (area…

Liferay 7 External Database using JNDI In this tutorial we will see how to integrate with external database using JNDI with Service Builder. Installations: Liferay Eclipse IDE M1 Liferay 7…

1. Assume you have two instances of Student Object. Which is following array declaration is correct ? Student students(student1, student2}); Student [] students(student1,student2); Student students = [student1,student2]; Student [] students…

In this, we will see more on React Interview Questions What is React and explain major features of it? React is an open-source frontend JavaScript library which is used to build user…

Liferay Upgrading process In one of the projects,we upgraded Liferay from 6.0 to 6.2. In this tutorial, I will explain about upgrade process, probably which would save time. Activities in…

Liferay Unicast session replication This tutorial will drive you on configuring uni-cast session replication on liferay tomcat node. In AWS or cloud Environments, multicast clustering will not work since broad…