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Page 545 of my articles, tutorials, and thoughts

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Cover Image for Why do people use Heroku when AWS is present? What distinguishes Heroku from AWS?
ruby-on-rails

Why do people use Heroku when AWS is present? What distinguishes Heroku from AWS?

Published on September 2, 2023

# 🚀 Heroku vs. AWS: Choosing the Right Platform for Your App 🌐 #### *Beginner's Guide to Understanding the Differences* So you want to deploy your Ruby on Rails (RoR) app, but you're torn between Heroku and Amazon Web Services (AWS)? 😕 Don't worry, we

Cover Image for How can I rollback a specific migration?
ruby-on-rails

How can I rollback a specific migration?

Published on September 2, 2023

# How to Rollback a Specific Migration in Rails So, you found yourself in a situation where you need to rollback a specific migration in your Rails application. Don't worry, it happens to the best of us! In this blog post, we'll walk you through the proce

Cover Image for Understanding the Rails Authenticity Token
ruby-on-rails

Understanding the Rails Authenticity Token

Published on September 2, 2023

# 🚀 Demystifying the Rails Authenticity Token 🚀 If you've ever worked with Ruby on Rails, you may have come across the term "Authenticity Token" and wondered what it is and why it's important. 🤔 Fear not, my friend! In this blog post, we'll dive deep i

Cover Image for How do I get the current absolute URL in Ruby on Rails?
ruby-on-railsurl

How do I get the current absolute URL in Ruby on Rails?

Published on September 2, 2023

# Getting the Current Absolute URL in Ruby on Rails 🌐💎 Are you looking to get the current **absolute** URL in your Ruby on Rails view? Look no further! We understand the importance of having the complete URL, especially when you're working on a web appl

Cover Image for Getting error: Peer authentication failed for user "postgres", when trying to get pgsql working with rails
ruby-on-rails

Getting error: Peer authentication failed for user "postgres", when trying to get pgsql working with rails

Published on September 2, 2023

📝 **Getting pgsql working with Rails: Peer authentication error** So you're trying to set up pgsql with Rails, but you're facing a pesky error message, "Peer authentication failed for user 'postgres'". Frustrating, right? But worry not! We've got your ba

Cover Image for Checking if a variable is defined?
reflection

Checking if a variable is defined?

Published on September 2, 2023

# 🤔 Checking if a Variable is Defined: The Ruby Edition 🧐 So, you're coding away in Ruby and suddenly the question pops up 🤔: "How can I check whether a variable is defined? Is there an `isset`-type method available?" Well, fear not, my fellow Rubyist

Cover Image for How to remove RVM (Ruby Version Manager) from my system

How to remove RVM (Ruby Version Manager) from my system

Published on September 2, 2023

# How to Remove RVM (Ruby Version Manager) from Your System 💎🚫 If you're looking to bid farewell to RVM (Ruby Version Manager) from your system, you're in the right place! Whether you're experiencing issues or simply want a clean slate, we've got the ea

Cover Image for Why are exclamation marks used in Ruby methods?
methodsnaming-conventions

Why are exclamation marks used in Ruby methods?

Published on September 2, 2023

👋Hey there, tech-savvy friends! 🤓 Are you ready to dive into the exciting world of Ruby methods? 🌟 Today, we're going to unravel the mystery behind those intriguing exclamation marks (or "bangs" as they are commonly known) in Ruby methods. 💥💎 So, you

Cover Image for How to install a gem or update RubyGems if it fails with a permissions error
macos

How to install a gem or update RubyGems if it fails with a permissions error

Published on September 2, 2023

\## How to Install a Gem or Update RubyGems if it Fails with a Permissions Error 🛠️ So, you're excited to install a new gem or update RubyGems, but suddenly a wild permissions error appears! 😱 Don't fret, we've got your back! In this guide, we'll addres

Cover Image for How to write to file in Ruby?
file-io

How to write to file in Ruby?

Published on September 2, 2023

# Writing to File in Ruby: A Beginner's Guide ✍️📝 So, you want to save data from a database into a text file using Ruby? 😮 Don't worry, we've got you covered! 💪 In this guide, we'll walk you through the process step by step, addressing common issues an