Guide9 min
Why Is the uv Cache So Large on My Mac?
Coding agents fill the uv cache when they launch MCP servers with uvx; prune it safely and see how much disk you really get back.
Guide
A procedure you follow start to finish, including building something.
24 articles
Guide8 min
What's Taking Up All the Space on My Developer Mac?
Find which developer tool is filling your Mac's disk, such as uv, Xcode or Docker, and which cleanup applies.
Guide12 min
Move a 7 Days to Die Dedicated Server to a New Windows Server by Restoring Its Last Backup
A 7 Days to Die dedicated server running the old world on a new Windows Server, its build and save files checked against the old one before players move.
Guide12 min
Start a 7 Days to Die Dedicated Server at Boot on Windows and Stop It Cleanly
Run a 7 Days to Die server from a Windows scheduled task with no time limit, and stop it over telnet so the shutdown finishes and the world is saved.
Guide10 min
Make a Hyperlapse from Keyframes with ffmpeg Without Decoding Every Frame
With one keyframe per second, -skip_frame nokey decodes 1 frame in 30 and setpts makes each one a frame at 30 fps: a 36-minute drive becomes 72 seconds.
Guide12 min
Cut Multi-Camera Dashcam Clips with ffmpeg Without Re-Encoding, and Keep Them in Sync
Stream-copy each dashcam camera and line the files up to the frame, even though each camera's keyframes fall at their own drifting fraction of a second.
Guide7 min
Test AccessDenied in AWS PowerShell with a Role That Has No Permissions
Watch your script handle a real AccessDenied, raised with a throwaway role's temporary keys, without changing your own permissions or writing any data.
Guide18 min
How to Sort Months of Dashcam Footage with Claude Code
Five copy-paste Claude Code prompts sort months of Rivian R1T dashcam footage by GPS and keyframes, each with the check that caught a real failure.
Guide11 min
Update a 7 Days to Die Dedicated Server Only When There Is a New Build
Compare the buildid in the appmanifest with SteamCMD's app_info_print and run app_update only when they differ. Success! and exit code 0 prove nothing.
Guide11 min
Restore a 7 Days to Die Dedicated Server Backup Without Merging the Old World
A copied restore such as xcopy /E keeps files the backup lacks. Rename the live Saves folder aside and move the archive's in; the old world stays beside it.
Guide9 min
Install SteamCMD and a Steam Dedicated Server on Windows Server
SteamCMD and a dedicated server installed on Windows Server, checked by the success line, the executable and the build ID rather than the exit code.
Guide7 min
Find a Dedicated Server's Steam App ID for SteamCMD
Look up a dedicated server's Steam app ID, confirm it with SteamCMD, and see whether anonymous login can install it, checked here for 25 common servers.
Guide13 min
Configure a 7 Days to Die Dedicated Server and Open Its Ports
A 7 Days to Die server that starts on a clean Windows Server, with its saves where you choose and TCP 26900 and UDP 26900 to 26902 open in Windows Firewall.
Guide7 min
How to Install AWS Tools for PowerShell for All Users on Windows
You end up with AWS.Tools in Program Files, where a task running as SYSTEM finds it; SYSTEM's module path never includes your Documents folder.
Guide4 min
Create a Bootable Linux USB Drive on macOS with dd
Four Terminal commands write a Linux ISO to a USB drive without Etcher; a 3 GB Mint image took about seven minutes and booted a 2011 iMac.
Guideupdated Oct 202622 min
Back Up a 7 Days to Die Dedicated Server to Amazon S3 with PowerShell
The world lands in S3 every morning as an archive that restores onto a fresh server, and the task's result says whether that morning's copy arrived.
Guide6 min
What Does This PowerShell Script Do?
Read a script you copied with the tools built into PowerShell, without running anything that changes your files.
Guide7 min
Export Every Published Post From a Blogger Blog as JSON With the API in Python
You end up with a folder of JSON files, one per published post and named by its date and title, with the HTML body beside each when you want it separate.
Guide6 min
PowerShell Parameter Validation for Safer Scripts
Validation attributes stop a PowerShell script before it runs on bad input, but ValidateSet and ValidatePattern ignore case unless told not to.
Guideupdated Sep 20266 min
How to Enable SSH on Windows Server 2025
Enabling SSH on Windows Server 2025 lets only Administrators and the OpenSSH Users group sign in. You turn it on with PowerShell, then choose who's in it.
Guideupdated Sep 20264 min
Configure SSH Key Authentication for an Administrator on Windows Server with PowerShell
Windows OpenSSH ignores an administrator's authorized_keys. Put the key in administrators_authorized_keys with the right ACL, scripted for a fresh server.
Guideupdated Sep 20265 min
How to Enable SSH on Windows Server 2022
Install the OpenSSH server with PowerShell, start sshd at boot, confirm the port 22 rule, and connect, plus where an administrator's key really goes.
Guide7 min
How to Publish a Custom CloudWatch Metric from PowerShell
Send data from your PowerShell scripts to CloudWatch to graph and alarm on, with one cmdlet that runs on Windows, macOS or Linux.
Guide4 min
How to Install Visual Studio Code Silently for All Users with PowerShell
Windows Server 2022 has no winget, but VS Code's own installer takes switches that install it for every account without showing a window.