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How to Fix java.lang Illegal Argument Exception Unsupported Class File Major Version 61

The "Unsupported class file major version 61" error in Java means you're trying to run a Java program that's too advanced for the version of Java you have installed. To fix this, either update your Java to version 17 or newer, otherwise recompile the program with an older Java version that matches your runtime environment.

Introducing the World's First OSS Production-Grade Gateway API Operator

Today’s the day you’ve all been waiting for: Kong Gateway Operator OSS is here. You can read the code and see what a production-grade Kubernetes operator looks like. Authored by multiple Gateway API contributors, Kong Gateway Operator is the de-facto reference for Gateway API implementers on Kubernetes. Kong Gateway Operator (KGO) 1.2 brings six new features plus a brand new Helm chart that allows you to deploy KGO using tools that you already know and love.

Good Database Migration Practices for Your Ruby on Rails App using Strong Migrations

One great feature that comes with modern web frameworks is the ability to manage database schema migrations. However, schema migrations are not 100% safe and remain a recurring cause of issues within projects I have encountered over the last 15 years. This article will review the issues surrounding poorly managed schema migrations and then look into Strong Migrations, a gem that can help you avoid most problems. Finally, we will discuss a few good practices around database management. Let's get started!

Enhancing APIOps with decK for Kong Ingress Controller Users

The latest release of decK's APIOps features with the Kong Ingress Controller advances API management and automation in Kubernetes environments. This blog post delves into how this integration streamlines operations, ensuring a more feature-rich API lifecycle management.

What Is Data Governance and Why It Matters?

Data governance refers to the strategic management of data within an organization. It involves developing and enforcing policies, procedures, and standards to ensure data is consistently available, accurate, secure, and compliant throughout its lifecycle. At its core, data governance aims to answer questions such as.

Confluent announces general availability of Confluent Cloud for Apache Flink®, simplifying stream processing to power next-gen apps

Confluent Cloud for Apache Flink®, a leading cloud-native, serverless Flink service is now available on AWS, Google Cloud, and Microsoft Azure. Confluent's fully managed, cloud-native service for Flink helps customers build high-quality data streams for data pipelines, real-time applications, and analytics.

Testing Microservices and Distributed Systems with JMeter

This blog post is about testing microservices and distributed systems with JMeter. It will focus on the principles of performance testing applications that are architected this way. We will not look at which JMeter samplers to use in order to generate a load against microservices or how to configure these samplers. This post will consider best practise and consideration in designing your performance testing when faced with these applications.

How to Create an Application Migration Strategy

Creating an effective application migration strategy is crucial for organizations seeking to migrate their applications to a new environment, such as a cloud platform or a different on-premises infrastructure. A well-planned migration strategy ensures a smooth transition, minimizes downtime, and mitigates potential risks and challenges. Here’s what you need to do in order to create an application migration strategy.