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The Heroku 2016 Retrospective

As we begin 2017, we want to thank you for supporting Heroku. Your creativity and innovation continues to inspire us, and pushed us to deliver even more new products and features in 2016. We especially want to thank everyone who helped us by beta testing, sharing Heroku with others, and providing feedback. Here are the highlights of what became generally available in 2016.

Advancing the Developer Experience

Heroku Pipelines

A new way to structure, manage …

Ruby 2.4 Released: Faster Hashes, Unified Integers and Better Rounding

The Ruby maintainers continued their annual tradition by gifting us a new Ruby version to celebrate the holiday: Ruby 2.4 is now available and you can try it out on Heroku.

Ruby 2.4 brings some impressive new features and performance improvements to the table, here are a few of the big ones:

Announcing the New Heroku CLI: Performance and Readability Enhancements

Today we are announcing the newest version of the Heroku CLI. We know how much time you spend in the CLI as developers and how much pride you take in being able to get things done quickly. Our new CLI has big improvements in performance as well as enhanced readability for humans and machines.

Tuned for Performance

CLI response time is made up of two parts: the API response time and the performance of …

Making the Most of PostgreSQL Databases on Heroku

Postgres is our favorite database—it’s reliable, powerful and secure. Here are a few essential tips learned from building, and helping our customers build, apps around Postgres. These tips will help ensure you get the most out of Postgres, whether you’re running it on your own box or using the Heroku Postgres add-on.

Use a Connection Pooler

Postgres connections are not free, as each established connection has a cost. By using a connection pooler, you’ll …

PostgreSQL 9.6 Now Generally Available on Heroku

PostgreSQL 9.6 is now generally available for Heroku Postgres. The main focus of this release is centered around performance. PostgreSQL 9.6 includes enhanced parallelism for key capabilities that sets the stage for significant performance improvements for a variety of analytic and transactional workloads.

With 9.6, certain actions, like individual queries, can be split up into multiple parts and performed in parallel. This means that everything from running queries, creating indexes, and sorting have major …

Data Pipelines with Kafka and Functional Reactive Programming with Node.js

Heroku recently released [a managed Apache Kafka][1] offering. As a Node.js developer, I wanted to demystify Kafka by sharing a simple yet practical use case with the many Node.js developers who are curious how this technology might be useful. At Heroku we use Kafka internally for a number of uses including data pipelines.  I thought that would be a good place to start.

When it comes to actual examples, Java and Scala get all …

Now GA: Read and Write Postgres Data from Salesforce with Heroku External Objects

Today we are announcing a significant enhancement to Heroku External Objects: write support. Salesforce users can now create, read, update, and delete records that physically reside in any Heroku Postgres database from within their Salesforce deployment.

Increasingly, developers need to build applications with the sophistication and user experience of the consumer Internet, coupled with the seamless customer experience that comes from integration with Salesforce. Heroku External Objects enable a compelling set of integrations scenarios …

Ruby 3×3: Matz, Koichi, and Tenderlove on the future of Ruby Performance

At RubyKaigi I caught up with Matz, Koichi, and Aaron Patterson aka Tenderlove to talk about Ruby 3×3 and our path so far to reach that goal. We discussed Koichi’s guild proposal, just-in-time compilation and the future of Ruby performance.

Jonan: Welcome everyone. Today we are doing an interview to talk about new features coming in Ruby 3. I am here with my coworkers from Heroku, Sasada Koichi and Yukihiro Matsumoto, along with …

Powering the real food revolution with IoT, MQTT, and Heroku: an Interview with Freight Farms

Kyle Seaman is Director of Farm Technology for Freight Farms, producer of pre-assembled, IoT-enabled, hydroponic farms inside repurposed freight containers.

What is Freight Farms?

Our flagship product, The Leafy Green Machine (LGM), is a complete, commercial-ready, hydroponic growing system assembled inside a repurposed shipping container. Each of our 100+ farms is connected to an IoT network built on Heroku.

Tell us about your stack.

We’re running the open source version of the Parse server on …

Apache Kafka on Heroku is Now Generally Available

Many of the compelling and engaging application experiences we enjoy every day are powered by event-based systems; requesting a ride and watching its progress, communicating with a friend or large group in real time, or connecting our increasingly intelligent devices to our phones and each other. Behind the scenes, similar architectures let developers connect separate services into single systems, or process huge data streams to generate real-time insights. Together, these event-driven architectures and systems are …

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