Tag Archives: helpers

Easy Form Drop-Downs With Collection_Select

You have a sales-agent model that has a customer. You want a drop-down selection of all customers in the system, and you want to assign the customer ID to the sales agent. How do you do this? Rails has a collection_select helper for this–you pass in the model instance name, the collection, the ID field, the display field, and Rails handles the rest! Continue reading

Posted in Development | Tagged , | 8 Comments

Image_Tag and Link_To Helpers

All websites face an issue of: how can I refer to my images in a way that won’t break if I move my site to a new location? Image_Tag helper to the rescue! Similarly, how can you write links to specific controllers and actions, so that if you change things around, the site won’t break? Link_To to the rescue! These helpers provide simple, easy-to-use functionality to help keep your site DRY. Continue reading

Posted in Development | Tagged , , | 4 Comments