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Modalbox in Grails

Roman Mackovcak — Tue, 12 Aug 2008 21:20:19 +0000

There is a nice and handy javascript library for creating kind of a modal “window”, similar to the famous lightbox. Here are few lines of code to make it running in a Grails application Installation First of all, you have to download the library. The easiest way is to install a plugin modalbox grails install-plugin modalbox There [...]

Grails: internationalization in the service

Roman Mackovcak — Thu, 07 Aug 2008 20:00:37 +0000

Today I spent some time by creation of localized messages in a service. Here is a small tutorial. 1. Create your service grails create-service Local 2. Add a messageSource variable to your new service class LocalService { def messageSource } 3. Use it in a service method // Initialize parameters Object[] testArgs = {} def msg = messageSource.resolveCode("message.code.to.translate", new java.util.Locale("EN")).format(testArgs) 4. Finally edit the [...]

Monitoring number of SQL queries in MySQL

Roman Mackovcak — Thu, 17 Jul 2008 22:44:25 +0000

I have created a new application in Grails and surprisingly, in production environment it was slower than on my laptop. Production administrator found that my application generate too many SQL queries. The delay was caused by network latency. So, I had to find a way how to monitor number of SQL queries on MySQL server. For [...]

Live fulltext search in Ruby on Rails

Roman Mackovcak — Wed, 09 Jul 2008 22:13:02 +0000

Some time ago I promised to create a small tutorial about live fulltext search. A fulltext search, that gives you results as you type. Ingredients: Ruby on rails ferret gem (gem install ferret) acts_as_ferret gem (gem install acts_as_ferret) auto_complete plugin (from the application root: ruby script/plugin install auto_complete) What we will do Create an empty application – simple book database Add fulltext search [...]

Bootstrapping Grails integration tests

Roman Mackovcak — Wed, 18 Jun 2008 14:54:29 +0000

It is quite easy to prepare test environment the same as the development one. Just use Bootstrap. class BootstrappedTests extends GroovyTestCase { void testBootstrap() { new BootStrap().init(null) assert MyDomain.count() == 5 // Perform your tests here } }

Custom iterative tag in Grails with named variable

Roman Mackovcak — Tue, 10 Jun 2008 15:00:36 +0000

I will show you how to create an iterative Grails tag that can contain another tag. The inner tag will use variable of the iterative tag. So, we are going to implement a tag that creates n links ’/show/1’, ’/show/2’, etc. with description ‘Article number 1’, ‘Article number 2’ etc.: First of all, there is a [...]

From Mysql to Oracle: Grails application migration

Roman Mackovcak — Thu, 22 May 2008 21:19:36 +0000

Today I have finished migration of our Grails prototype. Originally we did develop it for MySQL, but the final system have to work with Oracle. This post summarize troubles and differences I was facing. User creation Since I am not Oracle administrator, it took me some time to put together script that creates user and appropriate rights [...]

MagicDraw documentation

Miroslav Škultéty — Wed, 21 May 2008 08:32:17 +0000

I like MagicDraw as a versatile CASE open to customizations. But recently, I’ve found this in the official MagicDraw javadoc: Well, you can’t say the OpenAPI is missing open (ended) documentation, can you? Update: For a start, I’ve created an index of MagicDraw 14.0 OpenAPI examples. You may find it useful – place it in <MagicDraw_installation_directory>/openapi/examples/.

Google is the best search engine

Roman Mackovcak — Tue, 20 May 2008 08:24:39 +0000

I was checking my rail stat data and I did find this. It seems that Google is really the best search engine. Even people from Yahoo are using it. :o)

Block level helpers in Ruby on Rails

Roman Mackovcak — Tue, 22 Apr 2008 22:12:16 +0000

Web developer often comes to a situation where he needs to “decorate” a block of a page. There is a simple solution and simple and elegant solution. Helpers concept in Ruby on Rails is very powerful and will be used to do the trick. Imagine, you want to create a rounded box helper similar to Nifty [...]