A query that I initially wrote didn't work since jsonb_array_elements returns a set of boolean values. Instead, we can use a LATERAL subquery to achieve our goal.
Bluetooth Low Energy is a great protocol for IoT devices that rely on limited power supplies. However, testing devices at scale is a problem, but one we'll try to solve.
Want to use SQS without AWS Lambda functions? Get ready to dive into API Gateway so you can send and receive messages while securing them with IAM roles.
You may be surprised to learn that not every N1QL query requires an index to exist. Learn how to run a few N1QL queries on a Couchbase Bucket that has no indexes.
Learn about how to take HBase backup of HBase data and tables in Hortonworks Sandbox 2.5. and all of the different ways that a backup can be taken for HBase datasets.
Flyway makes database versioning almost trivially easy. You can put migration scripts in a directory of choice and the database will be magically migrated for you.
The Mock component is useful in various scenarios of Mule application testing. In this part of the series, we will see how to use the Mock component in an MUnit test.
How do you set up the most productive environment for coding and testing, especially when the service in question depends upon other resources and services?
AWS Lambda is a solid serverless option, but setting up automatically scheduled events might not be intuitive. Let's see how CloudWatch can solve the problem.
RabbitMQ and Apache Kafka are two of the most popular messaging technologies on the market today. Get the insight you need to choose the right software for you.
Love cronjobs? No? Oh. Good! You can combine Google Cloud Functions with a Dataflow Pipeline to make them a thing of the past, not to mention their VMs.
The key to choosing whether you store your files in a file system or database lies in analyzing your requirements and anticipating worst-case scenarios.
This tutorial details how to build a RESTful Hello World API that complies to the JSON API specifications using the Katharsis, OkHttp, Spring Boot, and Maven frameworks.
Nitrite is a serverless embedded database ideal for desktop, mobile, or small web applications. Learn the basics of it, how to install it, and how to use it.
Objects and relations are a crucial part of any application. By letting the database do the job of maintaining this logic, you will save yourself a ton of work.
Envoy is a powerful proxy that can be used to manage your traffic layer. Learn how to deploy a real application using Kubernetes, Postgres, Flask, and Envoy.
In this tutorial, learn how to design a simple API by working with the RESTful API Modeling Language, complete with code and screenshots to illustrate the process.
