本文介绍了Linux文件和目录的权限管理，包括基本权限、特殊权限和ACL。掌握权限设置及工具（如chmod、chown、setfacl）有助于提升系统安全，防止数据泄露和未授权访问。

The Workspace tool that helps you easily create videos is giving more users access to its AI features.

Lucky Star online casino – login troubleshooting […]

Lucky Star online casino – login troubleshooting […]

Increasingly, businesses, schools, and government institutions deploy Firefox at scale for security, resilience, and data sovereignty. Organizations have fine-grained administrative and...

ACCESS_ONCE() 是 Linux 源码中的宏，确保编译器不会合并或重新获取对标量类型的访问。它通过将变量转为 volatile 类型，防止编译器优化引发错误。READ_ONCE() 和 WRITE_ONCE() 适用于非标量类型，主要用于进程与中断处理之间的通信，确保内存访问顺序性。

Learn how to use Pixel Watch 4’s Raise to Talk feature so you can access Gemini hands-free.

We’re starting the MPS 2025.3 Early Access Program (EAP) today. You can download the first 2025.3 EAP release and try it out now! DOWNLOAD MPS 2025.3 EAP Besides numerous bug fixes, this release...

文章描述了网络攻击的步骤，包括信息收集、文件上传、Kerberoasting攻击和权限提升等。使用Python脚本处理Dirsearch输出，提取有效网址并自动打开。

With the support of McKinsey, the organization launched an expansion of clinical trial capacity at research sites across the United States, enabling more than 20 new trials and reaching over 4,600...

在小程序IDE测试中，出现“Access-Control-Allow-Origin不能包含多个源”的错误，通常是由于负载均衡或nginx配置中重复设置了该响应头。解决方案是确保请求正确转发，并在负载均衡或nginx服务中仅设置一次CORS头，以避免重复。

Introduction

We're excited to announce the Google Trends API alpha test. This new API will help Researchers, Journalists, and Developers to understand Search behaviors and patterns. While...

提权原理自定义函数（UDF）是MySQL的功能扩展，允许用户实现特定功能。攻击者可通过动态链接库导入恶意函数，利用高权限用户执行系统命令。MySQL 5.5后，secure_file_priv限制写入，增加了UDF提权的难度。文章提醒技术信息仅供参考，使用需谨慎。

For years, our publishing partners have asked for more ways to monetize their content beyond traditional ads using Google Ad Manager. That's why we’re launching Offerwal…