Deploying/retracting a SharePoint 2010 solution that installs a GAC-deployed feature via Powershell

This might be useful information if you're attempting to deploy a .wsp file that installs a GAC-deployed feature on a SharePoint 2010 farm:

Accessing Powershell:

1. Click Start -> Microsoft SharePoint 2010 Products -> SharePoint 2010 Management Shell

Deploying the solution:

1. Add-spsolution -literalpath \\filepath\wspfilename.wsp
2. Install-spsolution -identity wspfilename.wsp -webapplication http://webapplicationname -gacdeploy
3. Enable-spfeature featuredirectoryname -Url http://webapplicationname

Retracting the solution:

1. Disable-spfeature featurefoldername -Url http://webapplicationname
2. Uninstall-spsolution -identity wspfilename.wsp -webapplication http://webapplicationname
3. Remove-spsolution -identity wspfilename.wsp