by Manish Bharti | Mar 22, 2015 | Jasper
Jasper Report is an awesome open source Java reporting tool. It is used to generate dynamic reports using .jasper or JRXML file. Jasper report contains several bands: Title: This band is printed only once at the beginning of the generated document. Page Header: This...
by Aman Goel | Mar 22, 2015 | Groovy
Groovy is one of the famous JVM based language which come up with a lot of groovier functionality in it. Groovy provides a great feature : Metaprogramming at run time and this is what i am calling Dynamicity of Groovy. Do not confuse with Dynamically Typed languages...
by Anand Kushwaha | Mar 20, 2015 | Grails, Groovy
Grails supports command object binding [0]. Request parameters are bound to properties of a given command class. From this(binding [0]) context, a special-case is the use of lazy list properties. A lazy list grows whenever an index greater than its size is requested....
by Mridul Pandey | Mar 20, 2015 | Embedded
Hi, lets talk about some IoT. I have found a very useful module which is working as a combo module for GPRS and GPS and its a complete positioning module just need few interfacing designs, that i am going to discuss in the following blog of mine. The blog...
by Avneesh Singh | Mar 17, 2015 | Grails
Goal: Integration with Jawbone OAuth in Grails. Hi Guys! I would like to share with you a very interesting way to connect with Jawbone, which I found when I need to implement this with my application. To achieve this follow below steps: Step 1 : Visit Jawbone...
by Md Samir | Mar 10, 2015 | Grails, Groovy
Hello guys recently I was blocked in email verification and I was not interested to do with the regular expression because in some cases it was failed to validate. I found some classes to validate emails easily. Please refer the code Step 1:- import import...
by Praveen Kumar | Feb 25, 2015 | Grails
In Grails if we want to execute code on application startup and stop time . We just need to write our code in grails-app/conf/BootStrap.groovy file.Here we have two closure. 1. init :- Here we write code that we have need to execute at application startup time....
by Manish Bharti | Feb 22, 2015 | Grails, OAuth
I am back with a new OAuth blog, topic: Integration with Yahoo using Grails OAuth Plugin. So far, we have successfully integrated various OAuth providers in our application: 😎 Facebook Google (OAuth 1.0) Google (OAuth 2.0) LinkedIn Twitter Let’s try one more...
by Vivek Sadh | Feb 14, 2015 | Groovy
This blog post “Harnessing the power of groovy” demonstrates the power of groovy language. In java, what could take 10-15 lines, in groovy we can achieve it using 1-line code. Multiply Each Number by 2 (1..10).collect{it * 2} Adding numbers in a list...
by Praveen Kumar | Jan 28, 2015 | Grails, Groovy
Validates the XML document against the specified XSD document. XSD document are “XML Schema” that describe the structure of a XML document. The validator identify given XML file must be parsable using a DOM/SAX parser, and only then it will validate your...
by Abdullah Qayuum | Jan 28, 2015 | Groovy
In groovy 2.4(which was released last week) there are three new methods added in “DefaultGroovyMethods” class they are “init“, “dropRight” and “takeRight“, lets take them one by one takeRight e.g Returns the last num...
by Praveen Kumar | Jan 28, 2015 | Uncategorized
OOP’s is one of the most popular ways in field of programming. Before OOP’s, list of instructions will be executed one by one. But in OOP’s we dealing with object that communicate to each other. JavaScript supports OOP’s but not in the same way as other...
by Vivek Yadav | Jan 27, 2015 | Jasper
I have faced some configuration problem when I started work on iReport. I want to share some suggestion for you guys. Hope it will help you to understand iReport configuration in better way. Set java path for IReport When we install ireport in Ubuntu then we need JRE...
by Abdullah Qayuum | Jan 27, 2015 | Groovy
We know polymorphism is a fundamental concept in Java and groovy supports this concept as well but in enhanced way, do you think how? let us take an example: class MultiMethodDemo{ int multiMethod(String arg){ return 1 } int multiMethod(Object arg){ return 2 } public...
by Manish Bharti | Jan 26, 2015 | Grails, OAuth
We have published a blog on Integration With Facebook Using Grails OAuth Plugin through which a user can authenticate with Facebook and get some user information. Now one common requirement is post some message or share some link on Facebook. We can easily achieve...
by Vivek Sadh | Jan 18, 2015 | Groovy
Hi Guys! I would like to share with you a very interesting concept of groovy that I learnt in the Grails Conference I attended last week. The concept is “Memoization in Groovy”. I didn’t hear about Memoization before. I found it quite interesting....
by Avneesh Singh | Dec 31, 2014 | Java
This blog demonstrates diffrence between ArrayList remove() method and Collection remove() method that we use and face below types of problem:– import java.util.*; public class UsingCollection{ public static void main(String[] args) { ArrayList<String> lst...
by Abdullah Qayuum | Dec 31, 2014 | Grails
Constraints provide Grails with a declarative DSL for defining validation rules, schema generation and CRUD generation meta data. For example, consider these class User { String username String password String email int age static constraints = { username size: 5..15,...
by Gaurav Bhatnagar | Dec 28, 2014 | Grails
Data transfer object (DTO) is an object that carries data between processes. Working with a remote interface where each call to it is expensive. Response to each call should bring as much data as possible so if multiple request are required to bring data for a...
by Vivek Sadh | Dec 25, 2014 | Database
Liquibase is an open source technology for tracking, managing and applying database schema changes. All changes to the database are stored in XML files in the form of change-sets and is identified by a combination of an “id” and “author” tag....
Recent Comments