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Heroku Architecture
- Dynos (app containers)
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- Networking & DNS
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Continuous Delivery
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  - Working with Bundler
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  - Go Dependency Management
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Databases & Data Management
- Heroku Postgres
  - Postgres Basics
  - Postgres Performance
  - Postgres Data Transfer & Preservation
  - Postgres Availability
  - Postgres Special Topics
- Heroku Redis
- Apache Kafka on Heroku
- Other Data Stores

Monitoring & Metrics
- Logging

App Performance

Add-ons
- All Add-ons

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Security
- App Security
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- Compliance

Heroku Enterprise
- Private Spaces
  - Infrastructure Networking
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- Heroku Connect (Salesforce sync)
  - Heroku Connect Administration
  - Heroku Connect Reference
  - Heroku Connect Troubleshooting
- Single Sign-on (SSO)

Patterns & Best Practices

Extending Heroku
- Platform API
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  - Add-on Development Tasks
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  - Add-on Guidelines & Requirements
- Building CLI Plugins
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- Dev Center

Accounts & Billing

Troubleshooting & Support

Heroku Connect OData Rate Limits Increased

Change effective on 24 April 2017

Heroku External Objects (OData 4.0) now has higher hourly service rate limits for both the danketsu and demo plans. For more information, please visit the Heroku External Objects Dev Center article.

Team to Team app transfer now available on the Heroku Dashboard JVM memory metrics now available in Application Metrics beta