Issues with thinking sphinx
I recently faced some issues with thinking sphinx which sharing here so that it helps others. Has many association not working:I had a model named User which has many tracks and the very basic index d...
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Technical tutorials, system architecture insights, performance tuning guides, and real-world debugging logs from over 22+ years building production web systems.
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Security
Securing secret token by generating new token dynamically
Many of us already know the reason to omit pushing secret token into version repository to secure the application. Attacker can take the secret token and re-generate valid cookies for your applicatio...
ActionView::Template::Error Couldn't find file 'jquery-ui' with Rails 3.2
Today, I have start working after 6 months with one of my existing Ruby on Rails application and found the mentioned error. And then found, jquery-rails removed the jQuery UI and recommended to use jq...
Uninitialized constant ActiveSupport::Dependencies::Mutex (NameError)
This error may occur to run older Rails application for conflicting with rubygems version. After a long googling I've come out in to following three solutions: Using Bundler.:Click here if you are int...
Render HTML file in Rails using Nokogiri
You may need to render static HTML template file from a controller action without modifying anything in to file. And, may need to replace some content during render. A template may contain relative...
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Security
Creating authentication from scratch in Rails 3.1
There are some popular authentication libraries like devise, Authlogic, Restful Authentication, Clearance in Ruby on Rails. But, you can implement of your own as well. Here, I'm explaining few sim...
Rename rails3 application
Just published new version of rename gem with following changes: Sanitize new nameSearch/Replace module name in all files under root and configChange session keyChange directory nameInstallationAdd t...
Document management using jQuery
Just added a prototype site of to manage document using Ruby on Rails: Gems UsesjQuery-File-UploadCarrierWaveFogTwitter BootstrapHamlSimple FormRspecfactory_girlClick here to contribute/checkout.
Undefined local variable or method `version_requirements' for ...
I was getting the error while installing an older rails application. After googling I've got the solution from a discussion thread to add following block in right before the initialization in to confi...
How to rename Rails3 application
A Rails3 application name are using as a Ruby name space for entire application and throughout the project tree as well. So, If anyone later decide to change the project name, then have to replace the...