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  1. 1
    NetworkX with pyarrow cuts graph memory use sixfold▼Show HN: NetworkX and pyarrow = 6-7x memory savingsYhnBusinessPersonal Finance647 min ago

    A developer has shared a technique combining the NetworkX graph library with Apache pyarrow that reduces memory consumption by a factor of six to seven. The result was posted to Hacker News as a 'Show HN' submission, linking to a discussion on the NetworkX GitHub repository, where maintainers and users can weigh in on the approach and its practical applications for large-scale graph analysis.

  2. 2
    LibreOffice and OpenOffice Patch Critical Code Execution Flaws●LibreOffice and OpenOffice Patch Critical Remote Code Execution Vulnerabilities LibreOffice and Apache OpenOffice patcheMmastodonTechnologyCybersecurity23 h ago

    The Document Foundation and Apache have released security updates for LibreOffice and OpenOffice fixing several critical vulnerabilities. Among them is CVE-2026-63277, a remote code execution flaw that lets attackers run malicious Java code through manipulated document files. Users are urged to install the patches promptly, as the flaw could allow full system compromise from simply opening a crafted file.

  3. 3
    What if the JVM Spoke Apache Arrow Natively?●What if Jev spoke Arrow?YhnWarMiddle East4822 h ago

    A technical essay by Ian Cook on the Columnar Tech blog asks what would change if the Java Virtual Machine could natively work with Apache Arrow, the in-memory columnar data format. The piece explores how direct Arrow support in the JVM could remove costly data copies and serialization between Java systems and analytics tools, a topic drawing attention among data engineering practitioners.

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