Zack Xu

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Zack Xu has asked 43 questions and find answers to 29 problems.

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Zack Xu questions

How do you display Ruby ActiveAdmin attributes_table rows in 2 or more columns?
How do I modify the form url with the ActiveAdmin Ruby gem?
Is type conversion possible with inheritance in Ruby?
Why isn't there a find_or_create_by! method with mongoid?
Is it possible to change active record associations in memory without saving them to the database?
I18n translation in Rails console doesn't show proper Chinese (or any other language)
How do I add or modify the Content-Disposition of an existing object in Amazon S3?
Use parentheses to enclose a block in Ruby?
Is it possible to find a document in mongodb using object id alone (without knowing which collection)?
What's the Rails.root equivalent in a Rack application?

Zack Xu answers

Error running '__rvm_make -j8' RVM install on MacOS Ventura or Sonoma
How do I add or modify the Content-Disposition of an existing object in Amazon S3?
In CKEditor, how to set link open in a new window as default while removing the target tab?
Check if file is a valid image
How to add active record validation errors inside custom setter?
Proper way to prevent ActiveRecord::ReadOnlyRecord?
What's the Rails.root equivalent in a Rack application?
Subtracting one Array from another in Ruby
Error while installing rails
cap deploy:setup creates the release folder with root as owner