PowerShell Parallel Foreach: Speed Up with ForEach -Parallel
PowerShell 7 added ForEach-Object -Parallel for concurrent iteration. Learn to speed up slow loops with parallel execution and manage thread safety.
PowerShell Jobs: Run Scripts in the Background
Background jobs let PowerShell scripts run without blocking your session. Learn Start-Job, check results with Receive-Job, and run tasks in parallel.
PowerShell Service Monitoring: Alert on Stopped Services
Monitor Windows services and get alerted when they stop with PowerShell. Build a monitoring script with email notifications and multi-server support.
PowerShell Get-Process Remote Computer: Manage Remote Processes
Manage processes on remote computers with PowerShell. Learn to get, filter, and kill processes remotely using Invoke-Command and CIM sessions.
PowerShell Throw and Custom Exceptions
Use throw to signal unrecoverable errors in PowerShell functions. Learn to throw string messages, exceptions, and create custom exception types.
PowerShell Transcript: Log Everything Your Session Does
Start-Transcript captures everything your PowerShell session does to a log file. Learn to set it up in scripts and profiles for audit trails.
PowerShell Error Handling Best Practices for Production Scripts
Production PowerShell scripts need robust error handling. Learn best practices for logging, retrying, alerting, and recovering from failures.
PowerShell Splatting: Pass Parameters Cleanly
Splatting passes parameter collections to commands using @ notation. Learn to clean up long command lines and build dynamic parameter sets.
PowerShell Comment-Based Help: Document Your Functions
Comment-based help makes your functions discoverable with Get-Help. Learn the correct syntax for synopsis, parameters, and example sections.
PowerShell Dot Sourcing: Load Scripts into Current Session
Dot-sourcing runs a script in the current scope so its functions stay available. Learn when to use it, how it differs from calling a script, and pitfalls.
