It is widespread to have parent-child associations in Rails applications. On the parent side is a :has_many association, and on the child side is a :belongs_to association. Examples include an article with comments, or an author with books--the former is the parent, and the latter is the child. It is often useful to display a count of the children alongside information about the parent, without necessarily loading all the child records.

We are excited to announce NSolid 3.11.1, which introduces Role Based Access Control along with support for Node.js Erbium v12.16.2 and Dubnium v10.20.1. If you are an Enterprise or Advanced Tier User, you can now use NodeSource’s central control nexus, accounts.nodesource.com to give and revoke Role Based Access Control permissions for the NSolid Console and accounts.nodesource.com.

If you haven’t checked out the first part of Diagnostics in Node.js, click here. This is a 3-part blog series on Node.js. It is based on Colin Ihrig's talk at JSConf Colombia. The topics are separated by the age of diagnostic techniques - from the oldest to the newest: Let’s begin! 🚀

Building and managing a microservices applications architecture in an API gateway is extremely useful – and in many cases necessary. The easiest way to describe an API gateway is to list of its basic functions: Below, we’ll go deeper into this topic by defining what API gateways are, how they work, their benefits, and outline some strategies for developing and building an API gateway of your own.

Insurance companies around the world are striving ahead with innovative offerings that are fundamentally changing the insurance landscape. Insurance companies are creating personalized offerings and products that are tailored to the specific needs of their customers. For example, they are implementing usage-based insurance (UBI) based on driving habits, miles driven and driving history and discounts on health insurance based on health trackers, etc.).

here are more than 1,500 apps in Slack’s App Directory. We asked 50+ marketers to share the Slack Integrations they rely on most and how they use them.

We are very proud to announce some very important community updates for Kuma, with the goal of making Kuma more open and more inclusive to the broader open source ecosystem: The Kuma project now ships with open governance guidelines! This makes Kuma the only Envoy-based control plane for service mesh with an open governance policy in the CNCF landscape.

This is a companion piece to Jeremy Glassenberg’s talk at the March 2020, API and IPA Meetup in San Francisco. The full video of his talk is below and on Moesif’s YouTube Channel. As popular web services extend their developer platforms for partners to integrate directly into their interfaces, design trends are forming from experiences in the world of embedded integrations.

As APIs handle enormous amounts of data of a widely varying type, the critical question for any data provider is how specifically to secure this data. An authentication method that gives power to developers to build applications for all of their needs, determines who could access the APIs to protect sensitive data and ensure the request aren’t tempered. Authentication is when an entity proves an identity. Simply put, authentication is the act of verifying that you are who you claim to be.

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.