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- Compute (Dynos)
  - Dyno Management
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Command Line

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Continuous Delivery & Integration
- Continuous Integration

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- Node.js
  - Working with Node.js
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  - Working with Django
- Java
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- PHP
  - Working with PHP
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- Go
  - Go Dependency Management
- Scala
- Clojure
- .NET

Databases & Data Management
- Heroku Postgres
  - Postgres Basics
  - Postgres Getting Started
  - Postgres Performance
  - Postgres Data Transfer & Preservation
  - Postgres Availability
  - Postgres Special Topics
- Heroku Key-Value Store
- Apache Kafka on Heroku
- Other Data Stores

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- Logging

App Performance

Add-ons
- All Add-ons

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Security
- App Security
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  - Single Sign-on (SSO)
- Compliance

Heroku Enterprise
- Private Spaces
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- Heroku Connect (Salesforce sync)
  - Heroku Connect Administration
  - Heroku Connect Reference
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Extending Heroku
- Platform API
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Integrating with Salesforce

Heroku Postgres - version 9.2 is now default

Change effective on 18 April 2013

Heroku Postgres – Version 9.2 is now the default when provisioning a database. You can read more about the features available in 9.2 on the Heroku Postgres blog or more on our version policy within devcenter.

Rubygems upgrade for Ruby 2.0.0 Updated Logplex error code documentation