Written by David27 August 2023This article is largely to document how to configure a Grails application to deploy to Elastic Beanstalk successfully with some specific requirements. Note this article reflects deployments based on Amazon Linux 2, as of August 2023. There are many ways to deploy to AWS, In this particular scenario my requirements
Written by David25 August 2023In today’s data-driven world, efficiently handling vast volumes of data is paramount. This often involves tasks like ETL processes, data migrations, or other batch operations. Faced with these challenges, the initial impulse might be to build a custom solution. However, specialized frameworks, like Spring Batch, are tailor-made for these use
Written by David15 August 2023Java, a language known for its robustness and verbosity, has been making strides toward becoming more concise and developer-friendly. Java 14, released in March 2020, introduced a preview feature that takes a step in this direction: the Java record class, or keyword. I say class, as according to Oracle JEP
Written by David13 August 2023Enterprises and developers face big data challenges. Real-time data processing is now a top priority for many applications across various industries. Apache Kafka is a leading distributed streaming platform. It’s designed for high-throughput real-time streams. Its features appeal to professionals needing to handle, analyze, and process data effortlessly. In this
Written by David11 February 2020Purpose In this article, using the Grails Framework, I will show you how to build a fully functional CRUD application to maintain a fictitious Customer database. The primary goal is to show you how quickly it can be to build a simple CRM with Grails 4 based on industry-standard libraries
Written by David2 February 2020Purpose This article will show you how to build a fully functional yet simple CRUD application with Spring Boot using Java in order to manage a single database-backed entity, in this case, customers. The Spring Boot CRM will provide the following features; I’m going to use IntelliJ Idea as my
Written by David20 January 2020As of January 15, 2020 Sonatype, the hosts of the Maven Central repository will no longer be permitting insecure connections to their repository via http. More information on the why´s can be found here. So if you´re working on a Grails application that uses the mavenCentral() repo, and suddenly on
Written by David14 January 2020Hiding the nuts and bolts of what happens behind the scenes in Grails web applications is one of its strong points. 99% of the time we use controllers and actions, we access the ‘params’ parameter map to see what’s been passed to our code and respond accordingly without never needing
Written by David29 January 2013A very small but I’m sure useful snippet here for anyone banging their head against a wall trying to figure out why they cannot validate command objects. Or even why submitting a form they get this rather misleading exception message from Grails. Method on class [com.tucanoo.SomeCommandObject] was used outside of
Written by David6 August 2012With the extremely rapid rapid application development benefits provided by Grails, It can be tempting to feel you have learned nearly everything you need to know by the time you’ve got your first web app up linked to a database with full CRUD facilities and error handling ready. I’m sure
Recent Comments