List/Grid Tag Archives: Grails

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Working with sass scripts in Grails 2.3.X

Sass is one of the most mature, stable, and powerful professional grade CSS extension language available. Before we can use Sass, we need to set it up on our project. In grails-2.4.X, ...
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Fetching List of message codes from message.properties

Normally messages from message properties are fetched via, key i.e. message code, What if we want to select more than one message property, like a list. To get a list of select message ...
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Grails Tutorial for Beginners – Criteria API

This tutorial will show how to use Criteria API to search data from the database. Criteria is a powerful API and an elegant alternative to HQL. Introduction This previous post showed ...
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Grails Tutorial for Beginners – HQL Queries (executeQuery and executeUpdate)

This Grails tutorial will teach the basics of using HQL. Grails supports dynamic finders which makes it convenient to perform simple database queries. But for more complex cases, Grails ...
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Grails chained select – load data on one dropdown box depending on another

This tutorial will show how to create two select boxes where the second select box’s items are affected by the value of the first one. Developers encounters this commonly and ...
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Grails render images on the fly in GSP

This tutorial will show how to generate PNG images on the fly and display inside a GSP. This can serve as a basis on how to create a more complex behavior. For example, creating report ...
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Grails Tutorial for Beginners – Grails Service Layer

This tutorial will discuss the importance of the service layer in Grails and how to work with it. It also explains transaction management and how to utilize it. Introduction Separation ...
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Grails domain classes and special presentation requirements

In Grails we often use our domain objects directly as backing model for presentation purposes and only for specialized situations we create value holder objects or DTOs. Beginning Grails ...
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Grails Tutorial for Beginners – Grails Service Layer

This tutorial will discuss the importance of the service layer in Grails and how to work with it. It also explains transaction management and how to utilize it. Introduction Separation ...
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Grails Spring Security Core Plugin – Registering Callback Closures

I was searching for a way to hook business logic after successful user login while using Spring Security Core plugin. The simplest way to do this is to register callback closures. It ...
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