Linux Hardware Commands Cheat Sheet (Essential Terminal Commands)
Linux provides powerful built-in tools to inspect hardware without installing third-party software. This Linux hardware commands cheat shee...Read More
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How to Find Your Device Serial Number in Linux (All Distributions)
Finding your device serial number in Linux is a common requirement for hardware troubleshooting, warranty claims, and system inventory. U...Read More
How to Find Your Device Serial Number in Windows (2026 Guide)
You can find your device serial number in Windows by using Command Prompt, PowerShell, or the System Information tool. The fastest method ...Read More
How to Use the Built-In “OOBE\BYPASSNRO” Command to Install Windows 11 Without Internet Access
Microsoft has increasingly emphasized cloud-connected setup flows in Windows 11, including prompts that guide users toward signing in wit...Read More
How to Convert a Docker Image to a TAR File (Step-by-Step)
Export Docker images as .tar files for backups, offline transfers, or air-gapped deployments. What you...Read More
Integrating Sudo with Active Directory using the Sudoers Schema
Managing sudo permissions across a large fleet of Linux systems can be a challenge, especially in enterprise environments where centralized ...Read More
Network Subnet Mask Cheat Sheet
Mask # of Addresses # Hosts Netmask Amount of a Class C / 30 4 2 255.255.255.252 1 / 64 / 29 8 6 255.255.255.248 1 / 32 / 28 16 14 255.255...Read More
Fixing AWS CLI AAL Validation Errors with Self-Signed or Internal CA Certificates
When working with AWS CLI and custom S3-compatible endpoints (like ONTAP or MinIO), you might encounter SSL validation issues—especially i...Read More
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