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@carlosramireziii
carlosramireziii / attached_validator.rb
Last active April 10, 2024 11:11
A validator and RSpec matcher for requiring an attachment using Active Storage
class AttachedValidator < ActiveModel::EachValidator
def validate_each(record, attribute, value)
record.errors.add(attribute, :attached, options) unless value.attached?
end
end
@sconstantinides
sconstantinides / styles.css
Created April 27, 2018 23:06
PWA media queries
/* Replace "standalone" with "fullscreen" depending on your manifest.json display mode */
@media (display-mode: standalone) {
/* All installed PWAs */
}
@media (max-width: 576px) and (display-mode: standalone) {
/* Installed PWAs on mobile devices */
@supports (-webkit-overflow-scrolling: touch) {