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Interface in Java — step-by-step Programming tutorial on Progressive Robot

Interface in Java

URL: https://www.progressiverobot.com/interface-in-java/ Interface in java is one of the core concept. Java Interface is core part of java programming language and used a lot not only in JDK but also [java design patterns](/community/tutorials/java/design-patterns). Most of the frameworks use java interface heavily. Interface in Java ![interface in java, java interface example](images/interface-in-java-section-1.png) Interface in java provide a […]

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FreeBSD 12 — freeamp — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — freeamp — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: zinf — potential buffer overflow playlist support Upstream summary: The audio player Zinf is vulnerable to a buffer-overflow bug in the management of the playlist files. Table of contents Symptom […]

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How to Configure Apache Virtual Hosts on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Configure Apache Virtual Hosts on RHEL 8

Apache virtual hosts allow a single Apache HTTP Server instance to respond to multiple domain names, each with its own document root, logs, and settings. On RHEL 8, virtual host configuration files are placed in /etc/httpd/conf.d/ and are automatically included by the main httpd.conf. This tutorial walks you through creating and enabling an Apache name-based […]

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FreeBSD 12 — zh-unzip — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — zh-unzip — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: unzip — permission race vulnerability Related CVEs: CVE-2005-2475 Upstream summary: Imran Ghory reports a vulnerability within unzip. The vulnerability is caused by a race condition between extracting an archive and […]

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The Practical Guide to Advanced PyTorch: Performance, Scaling & Reliability (2025–2026) — step-by-step tutorial on Progressive Robot

The Practical Guide to Advanced PyTorch: Performance, Scaling & Reliability (2025–2026)

Advanced PyTorch in 2025–2026 is no longer just about knowing features — it’s about building repeatable, production-grade engineering workflows where training remains fast, scalable, recoverable, and reliable even under heavy multi-node workloads. Features like torch.compile, torch.profiler, DDP/FSDP, and Distributed Checkpointing are powerful tools, but their value only emerges when applied in the correct order and rigorously validated.

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