database-tools

To create or change an environment variable in the user context, use this low-level call: [environment]::SetEnvironmentVariable('Test',...

You can use the env: PowerShell drive to list all Windows environment variables like this: PS> Dir env:*user* Name Value ---- ----- USERNAME...

PowerShell is console based, so its default menus are console based as well. To offer choices to your users, here is some sample code to create a...

The Windows Registry is a repository filled with various Windows settings. Get-ItemProperty can read Registry values and accepts wildcards. So, with...

When execution policy prevents execution of PowerShell scripts, you can still execute them. There is a secret parameter called "-" . When you use...

To find out when Automatic Updates wakes your PC to install new updates, here is a script that will retrieve that information: $updateObj =...

To control whether Windows download and/or installs updates silently or prompts for permission, use this script and set the appropriate...

To retrieve all error events from a system log that occurred yesterday, here is how to calculate the start and stop times: PS> $end = Get-Date...

To create variables that calculate their content each time they are accessed, use access-triggered variable breakpoints. This line, for example,...

Most sophisticated PowerShell editors have built-in debugging support. PowerShell can handle breakpoints natively, too, though. To make PowerShell...

When you digitally sign scripts, you can easily tell whether a script was manipulated or comes from an untrusted source. Here is a function that can...

When you save scripts with the PowerShell ISE script editor, they are saved with the rather unusual "Big Endian Unicode" encoding....

In a previous tip, we illustrated how you access a code signing certificate that was installed on your computer. With such a certificate, you can...