How to Deploy cors-anywhere to Heroku

Deploying cors-anywhere to Heroku to run your own CORS proxy.

How to Deploy an Existing Express.js Project to Heroku

Adding a Procfile to an existing Express.js app and deploying it to Heroku.

Deploying Ghost, a Node.js Blog Platform, to Heroku

Getting Ghost running locally and deploying it to Heroku to start a new blog.

How to Deploy EC-CUBE4 to Heroku

Deploying EC-CUBE4 to Heroku with a workaround for the missing app.json error.

Heroku App Restart, Stop, Start Commands

Quick reference for restarting, stopping, and starting a Heroku app from the CLI.

How to transfer Heroku app owner permissions to another account

CLI steps for transferring Heroku app ownership, with a Pipeline caveat.

[Heroku] Architecture components and request flow

Pointer to a helpful diagram of Heroku's architecture components and request flow.

How to Add Heroku Buildpacks to Build in Node.js, Ruby on Rails Order

Reordering Heroku buildpacks to Node.js before Ruby so Yarn and Webpacker install cleanly, via app.json and the CLI.

[Heroku] Migrating to cedar-14 Stack

Migrating a Heroku app to the cedar-14 stack with heroku stack:set and an empty git commit.

How to Update Heroku Command (heroku-cli) to the Latest Version

Updating heroku-cli to the latest version with Homebrew on macOS to silence the update available notice.

Upgrading Heroku Command Version

Upgrading heroku-toolbelt to Heroku Toolbelt v4 with heroku update after stack:set was unavailable.

[Heroku] Deploy only subdirectories

Deploying only the api subdirectory of a monorepo to Heroku with git subtree push.

[Heroku] Runs on Amazon EC2 North America Region, Response Time from Japan is Around 300ms

A 2012 snapshot noting Heroku ran only on Amazon EC2 US East, with roughly 300 ms response times observed from Japan.

[Heroku] Error H99 (Platform error)

Heroku's Error H99 is a platform-side internal error; the only action is to check Heroku Status and wait.

[Heroku] "Heroku Git error, try again shortly."

Recovering from a Heroku Git error, try again shortly. failure by checking status and retrying the push.

[Heroku] How to git push Branches Other Than master

Deploy a non-master local branch to Heroku with git push heroku branch_name:master.

Heroku-ja Meetup #1 Slide Summary

A roundup of slide decks presented at Heroku-ja Meetup #1, covering Salesforce, Lokka, and more.

[Heroku] Action Required: Legacy Routing End of Life

Reacting to Heroku's legacy routing end-of-life notice by planning a CloudFlare CNAME flattening setup for the naked domain.

[Heroku] Logging Add-on to Check Logs

Adding Heroku's Logging add-on and tailing logs with heroku logs --tail.

Heroku Meetup #18 Connect! Participation Report #herokujp

Trip report from Heroku Meetup #18 Connect! — AWS-to-Heroku migration, Heroku Connect, and Kafka on Heroku.

[Heroku] Log Management Add-on Papertrail

Adding the Papertrail add-on on Heroku and opening its docs and dashboard from the CLI.

How to Configure Papertrail Log Notifications to Slack

Sending only important Heroku error logs to Slack by combining a saved Papertrail search with a Slack webhook.

[Heroku] How to Configure heroku-postgresql:dev

How to install the heroku-postgresql:dev add-on and promote it as the primary DATABASE_URL.

Heroku PostgreSQL Version Check Method and Command: heroku pg:info

Use heroku pg:info to confirm the version of Heroku PostgreSQL your app is running.

How to Write a Procfile to Use Ruby on Rails 5 on Heroku's Free Tier

A Procfile for Rails 5 on Heroku's free tier, plus a walkthrough of puma's thread, port, and environment options.

Summary of Commonly Used Commands and Flow for Web App Development with Heroku + Ruby on Rails 3.2

Commands and workflow for building and deploying a Rails 3.2 app to Heroku's Cedar stack, end to end.

[Heroku] Solution for rake assets:precompile Error in Rails 3.2 Apps

Fixing the rake assets:precompile error on Heroku by tweaking application.rb in a Rails 3.2 app.

How to Build an Authenticated Staging Environment with Heroku + Rails

Build a Basic-auth-protected Rails staging environment on Heroku alongside your production app.

[Rails] How to Redo db:migrate to Heroku's Default PostgreSQL

Three ways to force db:migrate to run again on Heroku when rake db:reset is not available.

[Heroku][Rails] How to Install New Relic Add-on [Cedar Stack]

Installing the New Relic add-on into a Rails 3.2.5 app on Heroku's Cedar stack.

[Heroku][Rails] Always Run bundle install After Editing Gemfile

Always run bundle install after editing the Gemfile so Gemfile.lock stays in sync when you push to Heroku.

[Heroku] How to Change WebServer from WEBrick to thin - [Rails 3.x on Heroku/Cedar]

Move a Rails 3.x app on Heroku Cedar off WEBrick and onto the more production-friendly thin server.

[Heroku] Ruby on Rails 4 + Mongoid + MongoHQ '500 Internal Server Error'

Fixing the Mongoid ':consistency is an unknown option' 500 error on Heroku by trimming mongoid.yml.

Heroku Recommended Free Add-ons

Free Heroku add-ons worth enabling early: Papertrail, Rollbar, SendGrid, and Deploy Hooks.

[Heroku] SendGrid Email Sending Configuration Method for Rails 5.x

Wire up the SendGrid Heroku add-on to Rails 5.x ActionMailer and send a test email from the console.

[Heroku] Changing Ruby Version

Use heroku stack:migrate to switch a Heroku app to a different Ruby stack (for example bamboo-ree-1.8.7).

[Lokka] How to Deploy and Run on Heroku

Steps to deploy the Ruby CMS Lokka on Heroku and use it as an English learning blog.

[Heroku][Rails] NewRelic - Web Application Performance Measurement and Operations Monitoring

Adding the NewRelic addon to a Rails + Heroku app for performance monitoring.

[Rails 3.1.0] ActionView::Template::Errror (application.css isn't precompiled)

Fixing the Rails 3.1 application.css isn't precompiled error on Heroku by setting config.assets.compile = true.

Steps to Create Ruby on Rails 5 and Deploy to Heroku

End-to-end steps for spinning up a Rails 5 app and deploying it to Heroku with Heroku Postgres.

[Ruby][RVM] Installing Heroku in gemset global

Installing the heroku gem into the RVM gemset global so it's available from every gemset.