How to check the default shell in Deepin OS using the terminal
Alexandre Calaça
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265 posts published so far
Simple way to use Atom feed format in your Rails application [Part II of II]
Alexandre Calaça
Simple way to use Atom feed format in your Rails application [Part I of II]
Alexandre Calaça
Dynamic Content Delivery: Displaying Views with Ajax Requests in Ruby on Rails
Alexandre Calaça
How to apply the Yellow Fade Technique in a Ruby on Rails application?
Alexandre Calaça
How to limit the number of characters in a text field in Rails
Alexandre Calaça
Taming ActiveRecord::RecordInvalid error Like a Pro
Alexandre Calaça
How to create a super basic search form in Ruby on Rails
Alexandre Calaça
How to handle ActiveRecord::RecordNotFound exception in Rails?
Alexandre Calaça
undefined local variable or method `root_path' for #<XXXController> in Rails
Alexandre Calaça
Logging Made Easy: Constructing building blocks of Rails Logs
Alexandre Calaça
Embracing Flexibility: Unleashing the Power of respond_to? in Ruby
Alexandre Calaça
ActionController::InvalidAuthenticityToken
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Creating Bulletproof Validations in Ruby on Rails with Custom Validators [Part III]
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Creating Bulletproof Validations in Ruby on Rails with Custom Validators [Part II]
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Creating Bulletproof Validations in Ruby on Rails with Custom Validators [Part I ]
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All Articles
Alexandre Calaça
Say Goodbye to Input Headaches: How to Format Brazilian Cellphone Numbers in JavaScript easily
Alexandre Calaça
Ruby: Maximizing the Usage of the Enumerable Module for Better Code Efficiency [Part II]
Alexandre Calaça
Mastering the Select Method in Rails: A Comprehensive Guide - Part II
Alexandre Calaça
Simplify Your Rails App with Tooltips: A Step-by-Step Tutorial
Alexandre Calaça
Quick and Easy Way to Check Your Linux Installed System's RAM Memory
Alexandre Calaça
Ruby: Maximizing the Usage of the Enumerable Module for Better Code Efficiency [Part I]
Alexandre Calaça
How to show current git branch with colors in Bash prompt in Deepin OS and any other Debian based linux distributions
Alexandre Calaça
DeepinOs-How to install discord via command line on Deepin OS 20.7 or any Debian based distribution
Alexandre Calaça