• Category Archives: Rails4

Upgrading to Ruby on Rails 5.0 from Rails 4.2 – application use case

In this article, I’ll try to cover all the issues that I had, when I was upgrading one of my Rails app from Ruby on Rails 4.2 to Ruby on Rails 5.0. Note: This is not a complete, covering every possible case tutorial. You might encounter issues that I didn’t. If so, feel free to […]

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Adding reentrancy and a on failure fallback for your Sidekiq workers

Few months ago I’ve created a post about reentrancy: Ruby (Rails, Sinatra) background processing – Reentrancy for your workers is a must be!. In this post, I will present a nice way to implement such feature for your Sidekiq workers. Simple reentrancy Normally a Sidekiq worker looks similar to this one: and if something goes […]

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Upgrading to Rails 4.1 from Rails 4.0 – Ruby on Rails

Upgrading to Ruby on Rails 4.1 was much easier than moving from 3.2 to 4.0. Maybe because I try to keep all the apps up-2-date, maybe because Rails guys didn’t change much stuff ;) (or maybe both). Either way, lets get through it. Paperclip – String based terminators are deprecated, please use a lambda Well […]

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Rack/Ruby on Rails: ArgumentError: invalid byte sequence in UTF-8

# Quick test – just copy-paste this: ?%28t%B3odei%29 into your app url – if app crashes, you should read stuff below ;) If you’re here, than probably you’ve encountered this weird issue: you might even have a backtrace like this: First of all, this issue is not super-important. It’s not a security issue as well. […]

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