Blogs

Eric D | Dec 20, 2024 4:24 PM

Hello everybody, A small post to explain how to create a vanilla javascript native fragment in Liferay in few minutes. I want to create a small animation for this winter... a Snow Flakes animation...

Lohita Sagar Mishra | Jul 8, 2024 9:24 AM

Virtual Instance in Liferay 7.4 In this Blog Today we will discuss about the Virtual Instance in Liferay 7.4 version. What is virtual Instance: - As we know that when we install a new Liferay DXP...

Tibor Lipusz | Dec 14, 2023 10:43 AM

Features Multiple Reindex Modes: Full Reindex, Concurrent Reindex (Blue/Green), and Sync Reindex. High Availability: Continuous service during reindexing operations with select modes. System...

David H Nebinger | Dec 7, 2023 8:59 PM

Introduction This post originated from a couple of different client questions... First was a seemingly simple question from a client: How do I use Service Builder to connect to an external database...

David H Nebinger | Dec 4, 2023 6:32 PM

Introduction So I was recently working with a team that was completing an upgrade assessment for a client wanting to upgrade from 7.2 to 7.4. A big chunk of the work in upgrading the client was...

David H Nebinger | Nov 29, 2023 6:08 PM

So just a quick one today about an issue that I helped a coworker with. A client had reported that after they restarted Liferay, they had to redeploy their custom module that had a replacement...

David H Nebinger | Sep 20, 2023 3:24 PM

Introduction So recently I wrote the blog, Gradle 7 is here! Yay? where I showed how to update your workspace to Gradle 7.3.3, and I just kind of stopped there. I mean, I kind of assumed that as...

David H Nebinger | Aug 31, 2023 4:23 PM

Introduction It started with a simple Liferay Community Slack post by Pierre Beule: Hello, I am using pretty standard Liferay stuff to generate a Liferay configuration (let's say a GROUP scoped...

David H Nebinger | Aug 30, 2023 4:38 PM

Just a quick post today about the new Blade 5.0 release... It's out now, and you can update your local Blade using the blade update command. This new release supports JDK 11.0.20+ (so you don't...

David H Nebinger | Aug 15, 2023 7:51 PM

Introduction So for some time now, Liferay builds have been stuck on Gradle 6. Which, you know, is 2 releases behind the currently available Gradle 8... But, after a lot of work, Liferay is ready...

David H Nebinger | Aug 8, 2023 8:04 PM

Introduction So if you really want to set off a firestorm with geeks like myself, step into the group and say "VI is better than Emacs!" Be sure to turn and walk away quickly or you might find...

Tibor Lipusz | Aug 2, 2023 9:59 AM

What is a Collection Provider? Collection providers group items into collections for display on your pages. Several are available out-of-the-box, or you can create them using the Information...

David H Nebinger | Jul 25, 2023 2:16 PM

NOTE: Please read to the end of the blog, there are important updates that affect developers, don't just stop at the conclusion... Introduction So, the various flavors of Java have just released...

Tibor Lipusz | Jun 20, 2023 9:34 AM

Starting with Liferay Portal 7.4 CE GA81 and Liferay DXP 7.4 Update 81, on-premise deployments can operate with Elasticsearch 8 as the search engine. This capability is provided by leveraging the...

Olaf Kock | Mar 30, 2023 9:19 AM

If you've ever repeatedly gone through a checklist, with programming knowledge: How often did you have to repeat the steps until you automated them? Or, without programming knowledge: How often did...

Bhargav R Vaghasiya | Mar 24, 2023 6:09 AM

Liferay Objects can generate service layers by simply declaring schema in the Liferay control panel. Liferay makes the Object's content accessible via headless APIs as well. On Notifications with...

Mahmoud Hussein Tayem | Mar 23, 2023 9:51 PM

Liferay is a web application platform that allows developers to create and manage complex web applications with ease. It offers a range of features and tools that enable developers to build...

David H Nebinger | Mar 13, 2023 5:16 PM

Another quick one today... So when you start your brand spanking new Liferay environment, you will automatically get your test@liferay.com administrator account (or test@<your company email here>...

David H Nebinger | Feb 6, 2023 3:26 PM

Introduction Recently there have been a bunch of questions lately in Slack, in Ask, and even in Liferay Support tickets complaining about the time it takes to log into Liferay and what can be done...

David H Nebinger | Jul 27, 2022 12:24 AM

Introduction You may have seen my blog Setting Up JNDI in Liferay 7.4 which I posted to explain how to do a JNDI lookup. The code works, I assure you, but there's one group of developers that blog...

David H Nebinger | Jul 22, 2022 2:59 PM

Introduction I've been working with a client to upgrade their Spring portlet wars to Liferay 7.4. And the update is kind of big as we're upgrading Spring, changing to PortletMVC4Spring (needed for...

Maharajan Paramasivan | Apr 27, 2022 1:25 PM

Part-1 | What & Why & When Custom Liferay Framework Create your own Liferay Framework, Understand the possibilities to write your own Liferay framework for any complex custom developed solution...

Michael Chen | Apr 7, 2022 5:11 PM

Many UI teams prefer building Liferay DXP Theme using gulp instead of the Liferay Theme Builder. For example, cd themes/my-themenpm installgulp build However, Liferay has not documented ways to...

Maharajan Paramasivan | Mar 9, 2022 5:18 AM

Part-2 | How to Custom Liferay Framework? Implement your own Custom Liferay Framework over a simple use case and understand the possibilities and capabilities that open up. Continuing on top of the...

David H Nebinger | Mar 2, 2022 3:08 AM

Another quick one this week... A community member reached out and asked for help with a problem on their DXP Cloud site. They were already working with DXP Cloud support, but they had been...

David H Nebinger | Feb 7, 2022 3:50 PM

Introduction I've worked with clients that, for one reason or another, needed to change their database platform. This ask has increased with the move to DXPCloud and MySQL database. I'm not sure...

David H Nebinger | Jan 26, 2022 12:02 AM

Introduction I was recently polling my coworkers looking for new blog ideas, and Filipe Melo asked about Websockets. I haven't seen any other documentation or blogs about building Websocket...

David H Nebinger | Jan 11, 2022 6:57 PM

Introduction So recently I completed a database upgrade from Liferay EE 6.1 up to Liferay DXP 7.4. It was actually pretty straightforward and I didn't encounter any significant blockers. I did...

David H Nebinger | Jan 11, 2022 2:56 PM

Introduction So I wrote https://liferay.dev/blogs/-/blogs/extending-liferay-osgi-modules five years ago targeting Liferay 7.0. A lot has changed since then. Liferay Gradle Workspace plugin has seen...

David H Nebinger | Aug 24, 2021 3:24 PM

Introduction I posted two blog posts this week, and each of them had a particular drawback - lack of cluster coordination. The first blog post on cluster-enabled upgrade processes introduced using...

David H Nebinger | Aug 21, 2021 5:40 PM

I recently was helping a client with an upgrade process and that had run into a little problem... A few of the model hints were not updated on some of the columns in their Service Builder services...

David H Nebinger | Aug 7, 2021 2:46 AM

Introduction In a recent blog I explained how to create a React-based portlet within your Liferay Gradle Workspace by using the js-widget Blade template which in turn uses the Yeoman Liferay JS...

David H Nebinger | Jul 15, 2021 2:51 PM

Introduction So I was recently asked to help build a custom Liferay docker image for a client and there were some specific requirements such as: Should not contain hard-coded credentials, those...

Olaf Kock | Jul 9, 2021 10:52 AM

If you’ve ever looked at a Liferay workflow implementation and its scripts, you might have seen workflowContext being referenced in the scripts that are executed in the individual tasks and states....

David H Nebinger | Jun 17, 2021 6:27 PM

Introduction As many folks know, I'm known for telling people not to look inside the Liferay database itself. It's not always clear what is what in the DB and Liferay has a lot of code around...

David H Nebinger | Jun 4, 2021 11:11 PM

Introduction Recently I asked some of my teammates for ideas about what to blog about next. Most of the time I take my inspiration from different clients I work with or questions that come up on...

David H Nebinger | Apr 12, 2021 10:29 PM

Introduction So recently a couple of times I've seen folks ask how to send form data somewhere. Some want to trigger remote web service calls, some want to store the data in a different entity or...

David H Nebinger | Apr 8, 2021 4:04 PM

Introduction Let me start by saying that I'm a huge fan of Upgrade Processes. I've actually written many blogs about Upgrade Processes or using Upgrade Processes:...

David H Nebinger | Feb 13, 2021 6:50 PM

Introduction As of yet, there has been no official word that JDK 11 is supported by the Liferay developer tools. Just like the old delays going from JDK 7 to JDK 8, various third party tools and...

David H Nebinger | Feb 4, 2021 7:31 PM

What is the Mega-Jar? So the Liferay Dev Tools team recently included a new feature that they refer to as a "fat" jar, but I'm giving it the name Mega-Jar! This is a new single dependency that you...

David H Nebinger | Feb 1, 2021 2:02 PM

A community member posted the following plea on the Liferay Community Slack channel. I feel that it makes a great example, so I'm including it here. Hi I am migrating from Liferay 7.0 to Liferay...

David H Nebinger | Dec 22, 2020 9:09 PM

About a year ago, Liferay introduced a new program that I have been actively participating in, Liferay Developer Services. But what is this program? Liferay Support When you are a Liferay DXP...

Olaf Kock | Nov 11, 2020 10:05 AM

The old saying that "many roads lead to Rome" is a universal truth. In "Productive Feature Abuse", I'm using Liferay-Features "off-label" - in a way that they were not intended to be used....

Olaf Kock | Nov 6, 2020 4:17 PM

Sometimes there are several ways to achieve a goal - and this is a story about one of those times, and one of those different paths to achieve a goal. Recently, in a conversation, I came across two...

David H Nebinger | May 4, 2020 4:43 PM

Just a quick one today... Liferay stopped releasing Liferay CE/DXP Wildfly bundles after 7.1, so I was recently asked to create a Liferay 7.2 DXP bundle for Wildfly 11. So I followed the...

David H Nebinger | Feb 25, 2020 5:17 PM

My friend, Olaf Kock, recently shared with me that he had struggled with and resolved an issue after moving to Tomcat 9.0.31 when using AJP. Update: What maybe we didn't know, Tomcat 9.0.31 (and...

David H Nebinger | Jan 31, 2020 5:03 AM

Introduction So I get finished which the previous blog, Visiting DynamicQuery, and I shared it with my team. I'm always kind of happy when I get a new blog post done, so I share it with everyone I...

David H Nebinger | Jan 30, 2020 6:12 PM

Introduction If you've used any Liferay entities or ServiceBuilder custom entities, you've likely run into a situation where you've needed to perform a custom query to get a set of results that are...

David H Nebinger | Jan 29, 2020 10:02 PM

One thing I sometimes see is using a given Liferay feature the wrong way in order to do something. Take delivering content to the right users. Liferay actually has a bunch of ways to accomplish...

David H Nebinger | Jan 23, 2020 3:57 PM

I did an informal poll on the Liferay community Slack channel recently: I was actually kind of surprised by the majority of votes for the "What is the target platform?" option. So, inspired by the...

David H Nebinger | Jan 3, 2020 3:59 AM

So I've been seeing this a lot recently, so I thought I'd do a quick blog about it... With web contents, we can build structures to provide an organized chunk of data, and then we can define a...

David H Nebinger | Sep 13, 2019 5:32 PM

Recently when I was working on my custom Headless API blog series, I ran into a bit of trouble with my Service Builder-based persistence tier. My SB code was done and working, and I was adding...

David H Nebinger | Sep 3, 2019 9:29 PM

Just a quick post today... So I've been using the Target Platform like all the time now. I don't want to have to worry about versions, especially those Liferay modules that change version numbers...

David H Nebinger | Aug 24, 2019 11:33 PM

So the last couple of days I've been working on a new React Headless app that I'm going to be sharing soon, but for various reasons I've had to refer to the /api/jsonws page to check out the...

David H Nebinger | Aug 23, 2019 5:11 PM

Just a quick post today... Helped a client who was getting a message in the logs after configuring the SAML SP in Liferay using an ADFS IdP: Caused by:...

David H Nebinger | Jul 29, 2019 2:44 PM

Hey, did you know that the Gradle version of the Liferay Workspace now supports building your very own customized Liferay Docker images? Neither did I... I stumbled upon this support in the recent...

David H Nebinger | Jul 28, 2019 9:09 PM

The Liferay Workspace comes with a great build option that I'm not sure developers know about and/or use - distribution bundles. When you have your Gradle-based workspace, the simple command...

David H Nebinger | Jul 28, 2019 2:15 AM

Okay, so I'm like working on a bigger project that will be a bigger blog sometime soon, but I really need a current Liferay DXP tarball. When I say current, I mean that it must have: The latest...

David H Nebinger | Jul 27, 2019 1:24 AM

I was recently fishing for topics to build potential sessions for Devcon 2019 (you're going, right? ;-) ) and one community member suggested the topic of Service Trackers. While I'm not sure I...

David H Nebinger | Jun 18, 2019 7:15 PM

Quite some time ago I was working with a client that had built web service clients as OSGi modules and leveraged JAXB. During load testing, we found that after many hours of heavy use, the Liferay...