Instagram is testing an on-device feature that labels your usage as addictive. Learn the metrics behind it, privacy implications, and how to build an ethical usage tracker yourself.
Instagram is testing a feature that tells users they are addicted. Learn how it works, what data it uses, and how to protect your privacy.
Learn what index.xml is, how to parse it safely in Java and C++, and how to avoid XXE attacks, information leaks, and DoS risks in RSS feeds and sitemaps.
Huawei Y9 2018 now available with official Airlink Comm warranty in Pakistan. Learn what it covers, how to verify it, and why it matters for developers.
Learn how to remove a password from a PDF using built-in tools on Windows, macOS, and Linux — no extra software needed, with security best practices.
Learn five legal methods to remove a PDF password using your browser, macOS Preview, Linux command line, pdftk, or Ghostscript. All tools are free and run locally.
Quick keyboard shortcuts, taskbar tricks, and display settings to bring back a window that disappeared after unplugging an external monitor.
Understand how a Python keylogger works, how to detect one on your system, and how to defend against it. Educational use only.
Learn how to create a minimal keylogger using Notepad and PowerShell on Windows. Understand how keyloggers work, how to detect them, and how to defend against them—all in a safe, ethical environment.
Learn how to write a simple C keylogger in a controlled lab environment to understand keystroke logging and defend against it.