Codetown
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Javier A. Arroyo-Figueroa's Page
Profile Information
- How did you hear about Codetown?
- Referral
- What are your main interests in software development?
- Java
Web Development
- Do you have a website?
- http://www.jsptester.com
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.
Created by Michael Levin Dec 18, 2008 at 6:56pm. Last updated by Michael Levin May 4, 2018.
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InfoQ Reading List
Presentation: Sleeping at Scale - Delivering 10k Timers per Second per Node with Rust, Tokio, Kafka, and Scylla
Lily Mara, Hunter Laine walk through the design of a system, its performance characteristics, and how they scaled it.
By Lily Mara, Hunter LaineArticle: Is Your Test Suite Brittle? Maybe It’s Too DRY
One important design principle in software development is DRY – Don’t Repeat Yourself. However, when DRY is applied to test code, it can cause the test suite to become brittle — difficult to understand, maintain, and change. In this article, I will present some indications that a test suite is brittle, guidelines to follow when reducing duplication in tests, and better ways to DRY up tests.
By Kimberly HendrickAllegro Reduces Kafka Producer Latency Outliers by 82% After Switching to XFS
Allegro experimented with different performance optimization options to improve Apache Kafka producer tail latency and eventually switched all its clusters to the XFS filesystem. The company used Kafka protocol sniffing, JVM profiling, and eBPF, which proved instrumental in identifying and eliminating performance bottlenecks.
By Rafal GancarzPresentation: Several Components are Rendering: Client Performance at Slack-Scale
Jenna Zeigen discusses front-end performance issues encountered by Slack as they continue to grow and evolve the desktop app.
By Jenna ZeigenSSH Backdoor from Compromised XZ Utils Library
When Microsoft Engineer Andres Freund noticed SSH was taking longer than usual he discovered a backdoor in xz utils, one of the underlying libraries for systemd, that had taken years to be put in place. The backdoor had found its way into testing releases of Linux distributions like Debian Sid, Fedora 41 and Fedora Rawhide but was caught before propagating into more highly used stable releases.
By Chris Swan
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Happy birthday, Javier!
Welcome to Codetown, Javier! The best thing you can do here is contribute content. Hope to meet you in person at an OrlandoJUG or GatorJUG meeting. You might join those groups here within Codetown.