Ruby On Rails

Tutorials

Ruby Hack: A Quick Way to Update Existing DB table in Ruby on Rails

Ruby Hack: A Quick Way to Update Existing DB table in Ruby on Rails I’m a JavaScript lover and really love the flexibility that unstructured technologies like Meteor JS and MongoDB afford when it comes to storing data. SimpleSchema lives up to it’s name and makes adding optional structure a cinch.

Ruby on Rails Generator Basics

Ruby on Rails Generator Basics Ruby on Rails offers many tools to enhance your work flow, most of which are out-of-the-box features. This post will discuss just a few of the default generators that Rails can handle and how we might use them to our advantage.

Cropping Images with JCrop

Cropping Images with JCrop Extend your image upload functionality with JCrop. Learn to redirect the user to a crop page once they have uploaded their image and save versions of the cropped images.

Debugging in Ruby 2

Debugging in Ruby 2 Byebug is a simple to use, feature rich debugger for Ruby 2. It uses the new TracePoint API for execution control and the new Debug Inspector API for call stack navigation, so it doesn't depend on internal core sources. It's developed as a C exten...

Build a RESTful JSON API With Rails 5 – Part Two

Build a RESTful JSON API With Rails 5 – Part Two In part oneof this tutorial, we managed to generate an API-only Rails application, set up a testing framework, and use TDD to implement...

Another silly coding error

Another silly coding error See the bug? I had intended to call do_something if foo was either "bar" or "buz". But what I was actually doing was only checking if foo was "bar", because "bar" || "buz" is an expression that evaluates to the first non-nil literal, "bar". So the...

Keep your Rails logs free of unwanted noise

Keep your Rails logs free of unwanted noise I like to use Rollbar 's default plan for small apps or prototypes that are wip. Getting production exceptions in my inbox can be quite useful but most of them are actually 404s - sure there are a multitude of ways for filtering out the noise (Fai...

How to Recover From Rails Database Schema Conflicts When Rebasing

How to Recover From Rails Database Schema Conflicts When Rebasing The issue occurs when both develop and your branch contain migrations, leading to conflicts in the schema file - at least one conflict over the ‘version’ declared at the top of the file, and possibly other conflicts.

Dry-Validation as a schema validation layer for Ruby on Rails API

Dry-Validation as a schema validation layer for Ruby on Rails API There are days, when you don’t get to write your new shiny application using Grape and JSON-API. Life would be much easier, if we could always start from the beginning. Unfortunately we can’t and one of the things that make some developers more va...

How to Add a Slack Notifier with Slack-Notifier and Sidekiq

How to Add a Slack Notifier with Slack-Notifier and Sidekiq Time to add in a custom incoming webhook in Slack. Incoming Webhooks are a simple way to post messages from external sources into Slack. They make use of normal HTTP requests with a JSON payload that includes the message text and some options. Onc...

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