I'm processing thumbnail for PDF file in this way: version :thumb do process :resize_to_limit => [260, 192] process :convert => :jpg process :set_content_type end def set_content_type...

I am unable to use model.update_attribute on an attribute that is mounted by a carrierwave uploader. The SQL statement wont accept the value and adds NULL to the placeholder. If I remove the mount_...

I have been trying (unsuccessfully) to access the main app's application secrets from within my Rails mountable engine. The whole point of a mountable engine is to provide modularity. Therefore a c...

I have Rails 3 Carrierwave 0.5.4 //app/uploaders/fasta_uploader.rb class FastaUploader < CarrierWave::Uploader::Base storage :file def store_dir 'public/data/01_fasta' end end //migrati...

I am receiving this error: Can't resolve image into URL: undefined method `to_model' for #<PortfolioUploader:0x007fd1538a2a60> Did you mean? to_xml I am using carrierwave rails and when I ...

When I try to upload a picture to a "Car" object I'm denied access to S3. But the site images that are in the assets folder have displayed just fine since I added S3. The specific error that I get ...

I would like to duplicate a model. The original model contains an attachment through Carrierwave. Ideally, a new attachment would be created, that is a copy of the original image, for the new model...

I am trying to set up AWS, and carrierwave to upload pictures from my website. I keep getting the error 'missing required option :name' when I try to upload/update the posts though. I have followed...

I'm learning rails 4.1.5 I got this error: 2.1.1 :008 > Article NameError: uninitialized constant Article::ImageUploader from /Volumes/disk0s4/www/rails/blog/app/models/article.rb:4:in `<c...

I have a callback defined in my video uploader class of carrierwave after :store, :my_method and I have three versions of the files. original,standard,low my_method executes when each version is p...

after running brew upgrade imagemagick, when I run rails s I'll get /Users/tomi/.rvm/gems/ruby-2.0.0-p247@ezaaa/gems/activesupport-4.0.0/lib/active_support/dependencies.rb:228:in `require': dlope...

I need to copy a file from one carrier wave object to another. They are different tables and different types of uploaders. I started with: user.avatar = image.content (where user and image are ...

Does anybody know? With paperclip there was a special config command. Removing camera data from image keeps 25-30 Kb per file. It's very sensitive if we make a lot of versions (thumb, small...). ...

I am trying to use CarrierWave with Amazon S3. When I try to upload a file, through a rake task, I get this error: rake aborted! Expected(200) <=> Actual(403 Forbidden) My CarrierWave init...

I'm using fog with carrierwave in my website. But the images load very very slowly. Then I want to speed up loading of images with a CDN. I have followed this tutorial for create the CDN for imag...

When I submit an image via Carrierwave, and am missing one field (i.e. the title), then the cached image will appear... <% if @post.avatar? %> <%= image_tag @post.avatar_url, :style =&g...

I've been scratching my head over this for several days. Currently working through Chapter 13 (user microposts) of the Rails Tutorial, and while my app works fine in development, I cannot seem to g...

I followed the Ryan's screencast and deployed to VPS. So i use Unicorn + nginx + github + Ubuntu 12.04 LTS + capistrano. Also i use i18n to translate application. I also would like to notice that ...

I want to convert user uploading images in webp for site performance. I know webp now support only on two browsers, Google Chrome and Opera. I am using carrierwave for image uploading to s3. Not ...

I want to add action text to my app. But it also sets Active Storage. I already use CarrierWave, and don't need Active Storage. By the way, I do not need to upload files in the editor at all.

In my rails project I use Carrierwave to upload images to S3 via fog. So far I have the Create Read and Delete portions of the CRUD spectrum working. My problem is the edit/update portion. Im use ...

Before I go into detail I'll get right to the point: has anyone figured out a way to get Carrierwave to save files with their names as a timestamp or any arbitrary string that is unique to each fil...

I am passing the ability to crop images, uploaded by Carrierwave. Here is RailsCast video on Youtube which I am following. But after including RMagick in uploader, I received: undefined method `...

I'm trying use Lockbox to encrypt and decrypt file uploads, but the documentation assumes knowledge that I am unaware I lack, and the person who maintains the repo seems too busy to provide any hel...

I am getting this error when trying to upload a picture "Need to implement #cache! if you want to use Cloudinary::CarrierWave::Storage as a cache storage." It highlights this part of code in my con...