Ruby On Rails

Tutorials

Writing a Rails Feature - Blow by Blow

Writing a Rails Feature - Blow by Blow My favorite part of seeing someone live code is all the mistakes they make, but not because I’m a mean awful person who likes to see others fail.

Ruby Exception Handling: EOF Error

Ruby Exception Handling: EOF Error A detailed look at the EOFError in Ruby, a direct descendant of the StandardError class, along with a quick look at Ruby's file stream capabilities.

Ruby on Rails String Interpolation led to Remote Code Execution

Ruby on Rails String Interpolation led to Remote Code Execution @nahamsec and I discovered a Cross-Site Scripting vulnerability a few months ago related to Rails typecasting request variables into JSON. This caused the output to be JSON formatted and the JSON indexes would avoid XSS encoding. We decided to run...

Getting Started with Service Workers

Getting Started with Service Workers Acting as a proxy between browser and network, Service Workers help developers build 'offline first' web applications.

Building Your Own Linux Tools with Ruby: A Practical Guide

Building Your Own Linux Tools with Ruby: A Practical Guide What is the secret behind everyday Linux tools like netstat or top? In this practical guide you will be using Ruby to understand how they work.

How to automatically review your PRs for style violations with Pronto and RuboCop

How to automatically review your PRs for style violations with Pronto and RuboCop Is sloppy written code slowly creeping into your codebase? Finding tabs in your source files, but the team is using spaces? You research on a freshly merged PR, but the code has zero comments on classes or modules?

Integrating Bootstrap into Rails 5

Integrating Bootstrap into Rails 5 Bootstrap is an HTML/CSS/JS framework to make it quick and easy to build a responsive website. Bootstrap uses a grid layout system that breaks the page into rows and 12 columns inside each row.

How to get your Heroku app to optimize your images for you automagically using Paperclip, image_optim and special buildpacks

How to get your Heroku app to optimize your images for you automagically using Paperclip, image_optim and special buildpacks Whether it's this KISS Metrics block post, another KISS Metrics block post, study after study show that delivering your content fast, fast, fast is make-or-break factor in today's web economony. That's why it's so important that your images are op...

Be Prepared! – Medium

Be Prepared! – Medium If you’re using Ruby on Rails, then you’re probably familiar with Active Record. Active Record uses the Object-Relational Mapping (ORM) pattern to form the “M” in “MVC”.

open-uri in Ruby 2.4 allows http to https redirection

open-uri in Ruby 2.4 allows http to https redirection In Ruby 2.3, if the argument to open-uri is http and the host redirects to https , then open-uri would throw an error.

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