Join multiple String in java

Some time we want a function that can join multiple strings in Java . If we are working with other programming languages , we have join() function to join multiple string,If you were using Java you could not do this.Java provided tools for building GUI applications,...

How to Calculate PCB trace Impedance

I know, i know… calculation of PCB trace Impedance is quite a vexing issue of design engineers. When i started building embedded systems stuffs three years ago, I knew absolutely nothing about Impedance calculation. I kept searching for information and...

Controlling Domain Persistence using mapWith property

I am back with a new blog post titled “Controlling Domain Persistence using mapWith property”.In Grails if we want to make certain fields non-persistent we can use the transient keyword like this: class DomainClass¬†{ static transients = ['field1',...

Change controller default url pattern in Grails

Hi friends I am back with a new blog is how to change a default pattern of controller names in URL. Let us consider case 1 : We have a controller by name of AdminController . I am looking to create a new alias “/reports” in URL for AdminController all...