In today’s post, we’ll take a deep dive into Rails migrations. We’ll break down the migration into different pieces, and in the process, learn how to write an effective migration. We’ll learn how to write migrations for multiple databases, as well as how to handle failed migrations and techniques of performing rollbacks. To understand the whole post, you’ll need to have a basic understanding of databases and Rails.
2020 brings a new decade, and for the U.S Census Bureau, a new challenge. As the federal government’s—and the nation’s—leading provider of demographic and economic data, its largest initiative is the U.S. Census, which is conducted every 10 years and counts every resident in the United States. For the first time in U.S history, the census will be conducted primarily online instead of by mail.
As the global business climate is experiencing rapid change due to the health crisis, the role of data to provide much needed solutions to urgent issues are being highlighted throughout the world. Helping customers manage critical modern data systems for years, Unravel sees a heightened interest in fortifying the reliability of business operations in healthcare, logistics, financial services and telecommunications.
The Qlik April 2020 product release accelerates the path to success for our customers, delivering significant improvements across the Qlik product portfolio. This release is our first synchronized release across the Data Integration and Data Analytics product platforms.
There is no suprise that the applications in the mordern microservice architecture communicate by using all sorts of APIs, RESTful, GraphQL and more. API Gateways provides authentication, rate-limiting and access control between applications that expose their APIs and the consumer of the APIs are the bedrock of API infrastructure. Simple architecture which bundles API related functionality inside a single component provides load balancing, caching and ability to scale to ensure high availability.
We’ve written about the importance of testing before. If you’re in development, you’re no doubt familiar with agile methodology. But sometimes a test-driven approach seems at odds with going fast. And how do you best communicate the importance of testing to everyone on your team? If you’ve felt frustrated with test-driven development or don’t have buy-in from your team, behavior-driven development is there to help.
