Upgrading Ruby on Rails from 3.2 to 4.2

At work we’ve recently finished upgrading the Rails version from 3.2 to 4.2 of our legacy application created in 2011.I collected here the experience and the lessons I learned during the process along with some undocumented changes and solutions for them.
Upgrading Ruby on Rails from 3.2 to 4.2 #ruby #rails #rubyonrails #bosnia #programming #tutorials #rubydeveloper #railsdeveloper

Nezir Zahirovic

Freelance software developer Ruby On Rails (4 years) / MCPD .Net / C# / Asp.Net / CSS / SQL / (11 years)

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