Automation

PowerShell console showing a double-hop Access Denied error and the using scope fix

Windows

Two Hurdles in PowerShell Remoting: Double-Hop Authentication and the $using: Scope

Invoke-Command reaches the server but dies on the file share, and remote blocks can't see your variables. Both problems, both fixes.

PowerShell console showing comparison operator gotchas

Windows

Five Deadly Sins of PowerShell Comparison Operators

PowerShell comparison operators look familiar but behave like nothing in C# or Python: collections become filters, $null has a seating order, and -replace speaks regex.

PowerShell terminal showing a function leaking extra output

Windows

PowerShell Has No Return Values

return $x is just $x plus an exit. Everything your function did not swallow becomes the return value, and that breaks scripts.

PowerShell terminal showing try/catch missing a non-terminating error

Windows

try/catch Is Blind to Half Your Errors

try/catch only sees terminating errors. Non-terminating errors and native exit codes sail past it. The mechanism and the decision tree.

Message flow diagram of commands relayed from AI agent through VPS to WSL

Linux

Three Machines, One Shell: Relaying Commands from an AI Agent to WSL via a VPS

A persistent, bidirectional command channel between an AI agent VM, a small VPS relay, and a Windows laptop's WSL — what each piece does, how to set it up, and the dozen pitfalls I actually hit.

NTFS permissions dialog locking down a PowerShell watchdog script

Windows

Protecting a PowerShell Watchdog Script from Tampering

A scheduled PowerShell script running as SYSTEM is a high-value target. Lock it down with NTFS ACLs, code signing, auditing, and central deployment.

PowerShell watchdog script checking cellular APN status via netsh

Windows

Create a Watchdog in Windows: Keep Your Cellular APN Correct and Connected

A scheduled PowerShell watchdog that checks the Windows WWAN APN every 5 minutes and reinstalls the profile and reconnects when it drifts.

PowerShell code snippet on a dark terminal

Windows

50 PowerShell Tips for Windows Admins

50 field-tested PowerShell tips: console habits, remoting, AD one-liners, disk and network checks, and the performance gotchas that bite.

PowerShell New-NetFirewallRule snippet on a dark terminal

Windows

How to Block League of Legends with Windows Firewall

Router port blocking can't stop League of Legends. Here's why it fails — and a PowerShell script that blocks it with Windows Firewall app rules, demotes the user to standard, and deploys over PSSession or SSH.

Go program calling a PowerShell script and parsing its JSON output

Go

Run PowerShell Scripts from Go

Call a parameterized PowerShell script from Go on Windows with safe arguments, JSON output, timeouts, and reliable exit-code handling.