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The Ultimate Guide to Liferay DXP Performance Tuning: Speed Up Your Portal

The Ultimate Guide to Liferay DXP Performance Tuning: Speed Up Your Portal In the enterprise web space, milliseconds equal millions. Whether you are running a B2B commerce storefront, a customer support portal, or an employee intranet on Liferay DXP, slow load times will devastate your user experience and destroy your SEO rankings. Out of the box, Liferay is configured to run on almost any machine. This means its default settings are highly conservative to ensure compatibility, not maximum performance. If you are launching a production environment without tuning your server, you are leaving massive amounts of speed and scalability on the table. In this comprehensive, deep-dive guide, we are going to explore the critical layers of Liferay performance tuning. We will cover backend Java Virtual Machine (JVM) configuration, Database Connection Pooling, Elasticsearch optimization, and Frontend caching strategies. By the end of this guide, you will have a blazing-fast, enterprise-grade...

Liferay Objects in 7.4: Build Full Applications Without Coding

Liferay Objects in 7.4: Build Full Applications Without Coding Meta Description: Learn how to use Liferay Objects in 7.4 to build full-stack applications without Service Builder. Step-by-step guide with real examples. Keywords: Liferay Objects, Liferay 7.4, Liferay tutorial, Liferay API, Liferay development, low code platform 🚀 Introduction If you have worked with Liferay earlier, you probably remember the pain of Service Builder—writing XML, generating code, deploying modules, and managing OSGi. In my experience working on Liferay-based portals , even a simple CRUD feature used to take hours or sometimes days. But with Liferay 7.4, everything changed. Liferay Objects is a powerful low-code feature that allows you to create database entities, APIs, and UI directly from the browser—without writing backend code. --- 📌 What are Liferay Objects? Liferay Objects allow you to build applications directly from the Control Panel UI. Create database tables Define re...

🚀 Top Spring Boot Interview Questions (2026) – For Freshers & Experienced Developers

   Top Spring Boot Interview Questions (2026) – For Freshers & Experienced Developers If you are preparing for a  Spring Boot interview , this comprehensive list of frequently asked Spring Boot interview questions will help you revise core concepts and advanced topics. Whether you are a fresher or an experienced developer, interviewers often ask fundamental questions to evaluate your conceptual clarity. Below is a categorized list of important Spring Boot interview questions.  Basic Spring Boot Interview Questions What is Spring Boot? How is Spring Boot different from the Spring Framework? Why was Spring Boot introduced? What are the advantages of Spring Boot? What are the limitations or drawbacks of Spring Boot? What is the architecture of Spring Boot? How does Spring Boot simplify application development? What is auto-configuration in Spring Boot? How does Spring Boot work internally? What is the difference between Spring and Spring Boot?  Core Concepts ...

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service builder with crud operation in liferay

   Crud and Search opration in Liferay:      ->  Liferay use service builder techniq for Crud opration.    ->  Service builder purform by  Service.xml file.    ->  Service.xml file create table in database and also create class and diffrent method.   1)      Create service.xml file.             ->Create service.xml file in WEB-INF and write below code.             ->CODE:        < service-builder package-path = "com.test" >         < namespace > qr </ namespace >           < entity name = "Searchclass" local-service = "true"                     ...

How to create new site programmaticly in liferay with validation

Create site in liferay <%@page import="javax.portlet.PortletPreferences"%> <%@page import="com.liferay.portal.kernel.util.ParamUtil"%> <%@page import="com.liferay.portal.kernel.util.HtmlUtil"%> <%@page import="com.liferay.portal.kernel.util.StringPool"%> <%@page import="com.liferay.portal.kernel.util.UnicodeProperties"%> <%@page import="com.liferay.portal.service.LayoutSetPrototypeServiceUtil"%> <%@page import="com.liferay.portal.model.LayoutSetPrototype"%> <%@page import="com.liferay.portal.service.GroupLocalServiceUtil"%> <%@page import="java.util.List"%> <%@page import="com.liferay.portal.kernel.bean.BeanParamUtil"%> <%@page import="com.liferay.portal.theme.ThemeDisplay"%> <%@page import="com.liferay.portal.model.Group"%> <%@page import="com.liferay.portal.kernel.util.WebK...

Crud Operation in Vaddin Portlet

Crud Operation on Vaadin portlet Lets connect vaadin portlet with mysql database : put poretal-ext.properties file under class file with following code jdbc.default.driverClassName=com.mysql.jdbc.Driver jdbc.default.url=jdbc:mysql://localhost:3306/lportal?useUnicode=true&characterEncoding=UTF-8&useFastDateParsing=false jdbc.default.username=root jdbc.default.password=root // this code will write under public class DemoVaadinApplication extends Application { String dbUrl = "jdbc:mysql:///lportal" ; String dbClass = "com.mysql.jdbc.Driver" ; Connection con = DriverManager. getConnection ( dbUrl , "root" , "root" ); How to insert data into mysql database table Here are complete code for inserting data into vadin table public class DemoVaadinApplication extends Application { String dbtime ; String dbUrl = "jdbc:mysql:///lportal" ; String dbClass = "com.mysql....