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Grails with java:Learn Basics of Grails Domain Constraints

June 28, 2012 ·  2 min read

Grails Constraints grails are a framework developed in a groovy framework which internally uses java to build the applications very quickly. I got a chance to work on grails application. so I want to blog about the grails constraints. As you know in any web programming language, we need to do the form level validations. which we can do it either at client level validation or server level validation client level validations mean, the entered data cannot be sent to the server and do the validation at the browser, To do this, we have a lot of scripting languages like JavaScript or vb scripts....

Learn Basics of Web server and Application Server

June 26, 2012 ·  4 min read

Application servers and web servers two type of servers need to know in web application development in software world. Developer write the piece code,packs this code as war and deploy/host the code in one of the web server or application server, then users of the application can access the features of the application from any where in the world Web server tutorial:- Webservers are used to generate the dynamic content as well as static content....

Basics of Groovy on Grails framework advantages disadvantages in java

June 25, 2012 ·  2 min read

Groovy on Grails is open source application framework build on java language using groovy scripting languages. what is groovy framework:- Groovy is scripting programming language which runs on java virtual machine. Groovy is a java module that has one dependency jar file. Groovy is a scripting framework for building applications on top of java. It will reduce a lot of java code to write the applications and the files are saved with extension as ....

Implicit Objects tutorial in JSP

March 10, 2012 ·  2 min read

Implicit objects Implicit objects are Java objects in JSP which will be created by the servlet container. usually, if we want to access any data in a class, we have to create an object using new operator and then access the methods on that object. for implicit objects, we can use them directly on JSP pages. JSP is used in MVC model architecture soi will clearly separate presentation logic with model logic....

Solution for java.lang.StackOverflowError exception in java

February 29, 2012 ·  2 min read

StackOverflowError is one of frequent exception/issue in java projects. This exceptions should not be caught by the programmer but thrown by Java virtual machine at runtime. whenever this exception is thrown, application stopped its execution java stackoverflowerror class overview:- StackOverflowError extends java.lang.VirtualMachineError class which in turns extends java.lang.Error. so what is java.lang?Error?. Error class extends Throwable class specifies unusual errors that application unable to catch these exceptions. These exceptions are not programming related exceptions but thrown by java virtual machine....

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