Jim Clarke's Blog – June 2012 Archive (2)

JavaFX and SteelSeries gauges using FXML

Gerrit Grunwald, aka @hansolo_ on twitter, has just ported his Swing based gauges and meters framework known as SteelSeries to JavaFX as part of the JFXtras-lab project. I can't tell you how many times since Java AWT first came out, that I have had to use meters…

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Added by Jim Clarke on June 25, 2012 at 9:30pm — No Comments

JavaFX 2.2 Canvas

One of the cool new features of the JavaFX 2.2 developer preview release is a new Canvas node that allows you to do free drawing within an area on the JavaFX scene similar to the HTML 5 Canvas. You can download this release for Windows, Mac, and Linux from JavaFX Developer Preview.

Being adventurous, I decided to take the JavaFX Canvas for a spin around the block. In doing…

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Added by Jim Clarke on June 3, 2012 at 8:11pm — No Comments

Happy 10th year, JCertif!

Notes

Welcome to Codetown!

Codetown is a social network. It's got blogs, forums, groups, personal pages and more! You might think of Codetown as a funky camper van with lots of compartments for your stuff and a great multimedia system, too! Best of all, Codetown has room for all of your friends.

When you create a profile for yourself you get a personal page automatically. That's where you can be creative and do your own thing. People who want to get to know you will click on your name or picture and…
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InfoQ Reading List

Backstage 1.55 Adds Scaffolder Task Recovery and Removes Deprecated Catalog APIs

Backstage 1.55 adds opt-in recovery for Software Template tasks, resuming crashed or timed-out runs from the last completed step. The release also carries breaking changes to the catalog, search and TechDocs, so teams should review their configuration before upgrading to the current 1.55.3 patch.

By Mark Silvester

ZCS Command Injection via SNMP Handlers Enables Unauthenticated Remote Code Execution

A critical remote command execution vulnerability in the Zimbra Collaboration Suite, identified as CVE-2026-73570, poses risks by allowing unauthorized access to mailbox data and credentials. This flaw, stemming from improper input sanitization, has been actively exploited. Organizations are advised to upgrade to version 10.1.20 or disable susceptible SNMP services to mitigate risks.

By Olimpiu Pop

AWS Reworks EventBridge Custom Buses for Enterprise-Scale Event-Driven Architectures

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Production Patterns for Agents, Evals, and LLM Costs: QCon AI New York 2026

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By Artenisa Chatziou

Presentation: How Eve Online Leverages Head Based Sampling to Observe "Fun"

Nicholas Herring shares how EVE Online tackles distributed tracing and observability across a 20-year-old MMO architecture. He discusses leveraging head-based, dynamic exponential moving average (EMA), and deterministic sampling techniques to maintain high system fidelity, control telemetry costs, and avoid performance degradation under high-throughput real-time game simulations.

By Nicholas Herring

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