PowerShell Windows Patterns Critical patterns and pitfalls for Windows PowerShell. --- 1. Operator Syntax Rules CRITICAL: Parentheses Required | ❌ Wrong | ✅ Correct | |----------|-----------| | | | | | | Rule: Each cmdlet call MUST be in parentheses when using logical operators. --- 2. Encoding Compatibility Prefer portable log markers | Purpose | ❌ Don't Use | ✅ Use | |---------|-------------|--------| | Success | ✅ ✓ | [OK] [+] | | Error | ❌ ✗ 🔴 | [!] [X] | | Warning | ⚠️ 🟡 | [ ] [WARN] | | Info | ℹ️ 🔵 | [i] [INFO] | | Progress | ⏳ | [...] | PowerShell supports Unicode. ASCII log markers…