A technical guide to monitoring Sonos device health by streaming diagnostics data through Kafka, ksqlDB, InfluxDB, and visualizing with Grafana.
How to fix the Java UnsupportedClassVersionError when building a Docker image for ksqlDB by switching to JDK 8.
Nick Taylor announces he is joining the DEV team as a senior software developer, focusing on frontend development and community interaction.
A developer shares the highest-ROI tip for productivity: improving collaboration with product and design teams to boost velocity.
A developer shares advice on learning programming languages and frameworks, emphasizing transferable skills and personal experience.
Introduces Pock, a utility that moves the Mac Dock to the Touch Bar, making it more useful for app switching and notification checks.
A developer details a tricky middleware bug in a Clojure web scraping framework that caused character encoding issues due to header casing.
A FOSS maintainer reflects on the unique joys and intense stresses of working full-time on free and open-source software projects.
A developer shares personal strategies and tools for effective note-taking at tech conferences, comparing paper vs. digital methods.
A talk on deploying static JavaScript apps to the Distributed Web using IPFS, IPNS, and Cloudflare with a full DevOps pipeline.
Explores how to use Bean Validation annotations to enforce invariants on Java 14+ record types, ensuring data integrity for immutable objects like DTOs.
Explores how to enforce data validation rules on Java 14+ record types using the Bean Validation API (Hibernate Validator).
A security researcher details a critical path traversal vulnerability in GunDB that allowed reading server files and stealing AWS credentials.
A step-by-step tutorial on creating and configuring an AWS Lambda function from scratch using the AWS Management Console.
A tutorial on generating custom social media share images for Gatsby.js blog posts using Puppeteer to screenshot a preview page.
An overview of new features in LOG4J2, including structured messages, event logging, and improved diagnostic context.
A guide to 10 essential Gatsby plugins for enhancing a blog, including analytics, images, syntax highlighting, and comments.
Overview of new Database Scoped Configurations in SQL Server 2019, including VERBOSE_TRUNCATION_WARNINGS and LAST_QUERY_PLAN_STATS.
Andy discusses the powerful combination of Eleventy and Service Workers for building modern, performant websites.
A challenging Unix trivia quiz with historical context, originally used to control program exit and later featured at a USENIX conference.
