Heroku Blog

Today we’re excited to announce public beta support for HTTP session affinity, a feature that makes building real-time applications easier than ever. Session affinity improves end user experience in certain types of applications and architectures where you require some level of extra state within your application code, because it ensures related requests get routed to the same instance of your code. This improves performance reducing the need to go and get the needed state for a specific user. At high level, here's how it works: When you enable session affinity on your application, the Heroku router will set a special…

These days, apps are more composed than built. Long past are the days of spinning up your own Elasticsearch cluster to add search to your application. Instead we borrow from previous projects, and adapt a template as a good foundation. It’s a great improvement – but the process of keeping up to date with the right services, tools, and templates can be a time consuming task at best, and an overwhelming flood of new information at worst. Today we're excited to announce Heroku Elements, a new marketplace that brings all of the pieces within our Heroku ecosystem together in one…

At Heroku, most of us love living in the CLI. Of course, we're absolutely dedicated to providing a great developer experience whether it’s in the dashboard or at the terminal, but we also believe a mastery of the command line interface offers great productivity to you as a developer. A well designed CLI coupled with other small sharp Linux tools provide primitives to build powerful productivity. Today we're introducing an exciting new foundation for the Heroku CLI – an entirely rebuilt plug-in architecture. This new plug-in infrastructure lays the groundwork for extending the power of the CLI, letting you be…

Over the past few years, Netflix has open sourced many of the components that make up its production platform. These include Eureka for service discovery, Hystrix for handling service failure, Ribbon for client side load balancing, and many others. These projects are powerful, mature, and benefit from Netflix’s many years of experience deploying service-oriented applications in the cloud. Adding credence to this, IBM, Yelp, Hotels.com and many others have adopted these technologies for their own systems. And there’s nothing stopping you from building them into your applications, too. Well, nothing except that many of the Netflix projects have a high…