Resque Setup Development Mode

This tutorial will guide you setting up Resque locally in development mode with Multiple workers and how to use with Rails application to process background jobs.

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Author's profile picture Akshay Mohite on Rails |

Memoization in Ruby

This tutorial will help you understanding Memoization pattern in Ruby. Memoization is different from Lazy Initialization. Rails had Memoize to support memoization pattern which will be discussed as well.

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Author's profile picture Akshay Mohite on Ruby |

Integrate ActiveAdmin with Rails

This tutorial will help you integrating ActiveAdmin with Rails 4+ project. ActiveAdmin is open source administrative framework for Ruby on Rails.

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Author's profile picture Akshay Mohite on Rails |

Difference between to_s and inspect in Ruby

While running a script in Ruby, we usually want to log data from objects for debugging purpose  puts, p, logger methods are used to log along with to_s, inspect methods to log object. This tutorial will give brief about each method and when to use which one.

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Author's profile picture Akshay Mohite on Rails |

Access specifiers in Ruby

This tutorial will discuss how to define Access specifiers in Ruby and what do they mean for classes and modules where they are being used.

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Author's profile picture Akshay Mohite on Rails |

Profiling Rails Apps with Rack-Mini-Profiler

This tutorial will discuss profiling Ruby on Rails Applications using rack-mini-profiler gem. rack-mini-profiler gem helps finding performance bottlenecks by showing speed badge on every page which can be configured to be displayed in particular environments. E.g. development/staging/production environment.

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Author's profile picture Akshay Mohite on Rails |

Rails Pluck vs Select and Map/Collect

In Rails, Pluck vs Select can be understood while active record querying. Pluck is used to get an array of particular attribute based on particular condition. Same can be obtained using select and then collect on a model. This tutorial will help you understand the difference between these ways of collecting specific attribute values.

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Author's profile picture Akshay Mohite on Rails |

Ruby Pass by Value or Reference

Ruby pass by value or reference, which one of them is used when object/variables are passed to the functions. This tutorial will help you understand how passing value/objects in Ruby work.

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Author's profile picture Akshay Mohite on Rails |

Rails meta_request gem and Rails Panel

meta_request gem is used with Rails application for profiling and performance improvement. This gem is used with Rails Panel chrome extension. This tutorial will help you understand how to use both for profiling and performance improvement of your Rails Applications.

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Author's profile picture Akshay Mohite on Rails |

Integrate awesome_print with Rails Console

awesome_print is code beautifying library available for beautifying Rails & Ruby code. This can be integrated with interactive Ruby and Rails console if you follow the instructions given below.

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Author's profile picture Akshay Mohite on Ruby |

Rails Migration Change vs Up Down Methods

Rails Migrations have different ways of writing with change or up down methods. This tutorial will discuss exact difference between the both and what you should use for your migration. Rails Migration Change vs Up Down methods is important to be understood otherwise your migrations may behave in a way you might not want.

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Author's profile picture Akshay Mohite on Rails |

Rails Connect to Remote Database in Development

In Rails Connect to Remote Database on localhost, task can be achieved by editing database.yml file in your Rails application. Make changes to host, username, password and database in your database yaml file to connect to remote database.

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Author's profile picture Akshay Mohite on MySQL and Rails |

Ruby read json file to hash

In Ruby read json file to hash can be achieved using File Handling. Example to parse json file to hash is illustrated with this tutorial.

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Author's profile picture Akshay Mohite on Rails |

Ruby draw line on image using RMagick

In Ruby draw line on image, draw circle on image/ various shapes can be drawn using RMagick gem. To install RMagick gem you need to add RMagick in Gemfile

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Author's profile picture Akshay Mohite on Rails |

Pagination in Rails with will_paginate gem

Pagination in Rails can be implemented easily with will_paginate gem. will_paginate modifies Collection of ActiveRecord in a way to implement pagination.

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Author's profile picture Akshay Mohite on Rails |