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Alexandre Calaça

Software Engineer and Technical Interviewer

BCrypt::Errors::InvalidHash (invalid hash)

BCrypt::Errors::InvalidHash (invalid hash)

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2 min read

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How to View Specific Changes in a Single Staged File in Git

How to View Specific Changes in a Single Staged File in Git

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1 min read
How to temporarily skip the pending migration check in Rails

How to temporarily skip the pending migration check in Rails

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1 min read
Error: Unable to monitor directories for changes because iNotify max watches exceeded

Error: Unable to monitor directories for changes because iNotify max watches exceeded

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1 min read
How to install bootstrap 5 with Webpacker in a Ruby on Rails 6 application on Ubuntu

How to install bootstrap 5 with Webpacker in a Ruby on Rails 6 application on Ubuntu

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2 min read
Error: rbenv install 3.3.4 - ruby-build: definition not found: 3.3.4

Error: rbenv install 3.3.4 - ruby-build: definition not found: 3.3.4

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1 min read
Creating a customized SSH key on Pop!_OS 22.04: step-by-step with screenshots

Creating a customized SSH key on Pop!_OS 22.04: step-by-step with screenshots

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2 min read
How to output all the relationships (associations) of a model in Rails?

How to output all the relationships (associations) of a model in Rails?

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3 min read
A Step-by-Step Guide to Creating and Verifying Factories in Rails

A Step-by-Step Guide to Creating and Verifying Factories in Rails

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2 min read
Ruby DF Meetup 3ª Edição

Ruby DF Meetup 3ª Edição

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1 min read
How to list all indexes of a specific table in a Rails application

How to list all indexes of a specific table in a Rails application

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2 min read
Efficient Ruby Coding: A Guide to Immediate and Non-Immediate Objects

Efficient Ruby Coding: A Guide to Immediate and Non-Immediate Objects

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6 min read
Symbols in Ruby: A deep dive

Symbols in Ruby: A deep dive

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5 min read
How to see all available associations of one specific object in Rails?

How to see all available associations of one specific object in Rails?

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2 min read
How to create a super basic search form in Ruby on Rails

How to create a super basic search form in Ruby on Rails

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2 min read
undefined local variable or method `root_path' for #<XXXController> in Rails

undefined local variable or method `root_path' for #<XXXController> in Rails

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4 min read
Using a ruby method to return the absolute value of a number

Using a ruby method to return the absolute value of a number

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3 min read
Embracing Flexibility: Unleashing the Power of respond_to? in Ruby

Embracing Flexibility: Unleashing the Power of respond_to? in Ruby

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4 min read
How to check if an object is present in an array in Ruby?

How to check if an object is present in an array in Ruby?

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3 min read
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