---
name: powershell-windows
description: PowerShell Windows patterns and pitfalls.
category: tools
version: 4.1.0-fractal
layer: master-skill
---

# PowerShell Windows Patterns

> Critical patterns and pitfalls for Windows PowerShell.

---

## 1. Operator Syntax Rules

## 🧠 Knowledge Modules (Fractal Skills)

### 1. [CRITICAL: Parentheses Required](./sub-skills/critical-parentheses-required.md)
### 2. [CRITICAL: No Unicode in Scripts](./sub-skills/critical-no-unicode-in-scripts.md)
### 3. [Always Check Before Access](./sub-skills/always-check-before-access.md)
### 4. [Complex Expressions](./sub-skills/complex-expressions.md)
### 5. [ErrorActionPreference](./sub-skills/erroractionpreference.md)
### 6. [Try/Catch Pattern](./sub-skills/trycatch-pattern.md)
### 7. [Windows Path Rules](./sub-skills/windows-path-rules.md)
### 8. [Correct Patterns](./sub-skills/correct-patterns.md)
### 9. [CRITICAL: Depth Parameter](./sub-skills/critical-depth-parameter.md)
### 10. [File Operations](./sub-skills/file-operations.md)