ruby - Code Q & A

Ruby Passive FTP problems (Windows NT Server - Net::FTPReplyError, Net::FTPProtoError)

I'm having trouble using net/ftp to connect to a Windows NT ftp server. It seems some other clients are having ...

Running "hbase shell" giving error in OSX

Getting following error when trying to run hbase shell in OSX(version: 10.11.4): warning: -J-Dfile.encoding=UTF-8 argument ignored (launched in same VM?) ...

activerecord

Protection for 'system' attributes in ActiveRecord new table

I use rails 4.1.6 and ruby 2.2.0 When I create a table without any columns like that: create_table "carts", force: ...

ruby

'Segmentation fault' when executing Enumerator#next in rails console

I am getting error when executing the following code in rails console: .to_enum.next Trace: (irb):1: Segmentation fault ruby 1.9.2p320 (2012-04-20 ...

devise

Create new user works with ruby 1.9.2 but fails with ruby 1.9.3

I am using Rails 3.2.8 and Devise 2.1.2 (latest) and am baffled as to why I can create a user ...

ruby

How to find documentation for ActiveRecord::Base.update?

What is the process of finding the documentation for a method in Ruby/Rails api Let's take method ActiveRecord::Base.update as an ...

memory-leaks

Huge memory leak / bloat after Upgrading from Rails 3.0 to Rails 3.2 (Ruby 1.9.3 + Passenger)

Last week we upgraded a small project which was running on Rails 3.0.1 to Rails 3.2.2. Shortly after the upgrade ...

ruby

Converting an SVG to absolute command in Ruby

I see that converting SVGs to absolute commands is a common ask: However, it looks like most solutions are in ...

rails-activestorage

Rails and Active Storage, how to assign attachment directly on the create call?

I have MyModel with: has_one_attached :video I see I can do this: my_model = MyModel.create!() my_model.video.attach(io: File.open("path/my_video.webm"), filename: "video.webm") And ...

ruby