groovy and grails

Before learning anything, the most important thing is to cultivate interest, groovy one of the world's most dazzling technology--grails believe that we have already heard, I will be through the Grails Combat series to show you the charming style of grails, so that you feel the charm of

This article is written for groovy and grails new people, and if you're already familiar with it, please stop, lest you delay your time, and if you have leisure, please criticize this article and correct me. Groovy, a dynamic language that runs on the JVM, has syntax similar to Java syntax, is much loved by Java programmers, and supports Java syntax directly.

Spring Web flow is a member of the spring family that simplifies the development of Web applications. The Web application development tool for spring Web flow is integrated in Grails0.6. Here's an example to show you how to use spring Web flow easily in grails. 1, "Grails create-app webflowdemo", the output is as follows: d:\_dev\grails_appsgt;grails Create-ap

Impact of Oracle's acquisition of sun on groovy/grails The first thing we feel is that there should be a good impact. Oracle has long supported the Java platform. This is not an alternative to Oracle, but an inevitable choice as a competitor of Ms. Now it has acquired sun, and there is no reason not to support Java. Therefore, the future of Java is still bright. Oracle has supported

When Ruby and rails were red and red, Java fans were not idle, and groovy was developed as a response to Ruby. Now, the response to rails is also coming ~~~~~~~~~~~~~~~ Groovy on rails (grails) 0.1 (0.1 is not 1.0) released Thanks to the mature and powerful Java virtual machines, database drivers, and third-party class libraries,

Working with Groovy while learning grails is unavoidable, though not too deep, but it's also helpful to know a few features. 1. Get integers after dividingUse the intdiv () method to get an integer, note that this method only applies to dividing two integers , floating-point numbers do notIf,while acceptable type of 2.Groovy Boolean Number 0 is

> The push technology on the browser side is very mature. The grails Events push plug-in is used here. > > Events push is an extension of grails-platform-Core Based on http://grailsrocks.github.com/grails-platform-core/guide/ and https://github.com/Atmosphere/atmosphere. > Here we use the Events push example and make some addendum to it. # Create a

Introduction: Rich Internet applications (Rich Internet Applications,ria) ensure the dynamic and functional nature of desktop applications through browsers. One of the main features of RIA is to move the presentation layer to the client and support it with the robust RESTful service layer on the server. This idea is spread through popular words such as Soui (Service oriented User Interface) and SOFEA (Service oriented Front end architecture). About this series This series explores application

This article mainly introduces Grails and Maven integration. After the Grails 2.1 release, the integration of Maven has been greatly improved. This article provides an example of how Grails integrates with MAVEN, enabling readers to learn how to build a Grails project using MAVEN. 2 Reviews: Yang Jian, software enginee

Java Message Service(The Java Messaging Service, referred to as JMS) solves this problem partly by providing a way to interact with Java EE applications or traditional systems. The universal interface collection of JMS sends or receives messages

. Secure Grails-APP/controllers/COM/testapp/securecontroller. Groovy @ Secured: Security indicates the security of the entire controller and method. Grails-APP/controllers/securecontroller. Groovy Import grails. plugins. springsecurity. Secured @ Secured (['Role

advantages of grails. Groovy language The relationship between Grails and the groovy language is inseparable. For groovy, Grails is its biggest killer application. For Grails,

First, in the config. Groovy File Open Import org. Apache. log4j. dailyrollingfileappenderImport org. springframework. Core. Io. classpathresourceImport org. springframework. Core. Io. Support. propertiesloaderutilsImport org. springframework. Core. Io. Resource Def config;Try {Resource res = new classpathresource ("uts-config.properties ");Config = new properties ();Config. Load (New inputstreamreader (res. getinputstream (), "UTF-8 "));} Catch (exce

The Java platform has evolved into a mature and reliable enterprise application platform, and a hallmark of a mature application platform is its ability to drive a wide range of derivative technologies and options that can be integrated with other technologies. This article will detail how to develop JEE using the derivative technology developed by grails, a traditional JEE application, and a different flex technology that can be used in Java. These t

Overview Grails Introduction: Grails is an open source WEB development framework that is developed with dynamic language Groovy and can be integrated with projects that are developed in Java. Grails fully embodies the principle of convention over configuration and minimizes the configuration of the project. The curren

Changing the grails default server portChange grails default service port Run the grails application from the command lineProgramFor example, when grails run-app is used, it runs on port 8080 by default. However, when port 8080 of the server is occupied by other applications, an error is reported: Server failed to

technical point of view, what is the best of these two? And how do we choose? Earlier Matt Raible expressed his views in his blog, "Grails vs rails--my thoughts." On the maturity issue, Matt raible that: All of them are excellent development architectures. Rails is a bit more mature, but creating environments is pretty painful (especially on Windows). For Java developers, Grails is easy to create. What

Grails 1.1 is released A few days ago, springsource released version 1.1 of the open-source Web Application Framework grails. This version provides many new features, improvements, and bug fixes, and uses the latest release of groovy 1.6 (the overall performance of this version of groovy has been greatly improved ). S

Recently using Grails, beginning with the 3.0.2 version, has been wrapped nullpointer error, later used in 2.5.0 version, you can create the project, but after entering the project catalog, then execute the grails program, error, the steps are as follows:1. Grails Create-app HelloWorld//Success2. CD HelloWorld3. Grails

on Twitter, and the ability to Twitter, tweet, Cook, and do 4 micro-blogging platforms. Through FEEDLR, users can set up micro-blog broadcast accounts, to keep track of their interest in the Rss/atom feed content. Once updated, FEEDLR will automatically send the new content to the designated microblogging platform. FEEDLR online So far, users have established a customized news broadcast robot, DIY free weather prediction robot, different micro-blog message synchronization robot, and even domes