In this post, we will see how to resolve Can i use variables in Rails link_to method? Question: Can i use variable for Rails link_to helper for making different link with variables? For example, <%= link_to users, users_path %> I ...
In this post, we will see how to resolve add mailto and http tag in ancher tag Question: I want to add the mailto and http value in the anchor tag. I tried to build regex but i’m not able ...
In this post, we will see how to resolve rails partial form only build and available for post method, can’t build for and use for put method (nested route) Question: i have partial form on my rails project. this form ...
In this post, we will see how to resolve Image Gets Uploaded While env is set to Amazon S3 but shows YAML error when env set to local Question: YAML syntax error occurred while parsing /app/config/storage.yml. Please note that YAML ...
Question: I have a Users model which needs an :email column (I forgot to add that column during the initial scaffold). I opened the migration file and added t.string :email, did rake db:migrate, and got a NoMethodError. Then I added ...
Question: Is there an alternative to update_attributes that does not save the record? So I could do something like: BTW, I know I can @car.model = 'Sierra', but I want to update them all on one line. Best Answer: I ...
Question: I’d like Bundler to load a local gem. Is there an option for that? Or do I have to move the gem folder into the .bundle directory? Best Answer: I believe you can do this: If you have better ...
Question: I want to delete all the files it created and roll back any changes made, but not necessarily to the database, but more to the config files. I’d like to automatically delete all the resource mappings for the model/controller ...
Question: I added a table that I thought I was going to need, but now no longer plan on using it. How should I remove that table? I’ve already run migrations, so the table is in my database. I figure ...
Question: I have a dev Ruby on Rails database full of data. I want to delete everything and rebuild the database. I’m thinking of using something like: Is this possible? Best Answer: I know two ways to do this: This ...