$command = '"C:Program FilesTheProgRunit.exe" Hello';

$command = 'echo "hello world!"';

$command = "echo `"it`'s`"";

iex $command

$command = 'C:somepathsomeexe.exe somearg'
iex $command

>> &"C:Program FilesSome ProductSomeExe.exe" "C:some other pathfile.ext"

$command = '"C:Program FilesSome ProductSomeExe.exe" "C:some other pathfile.ext"'
iex "& $command"

function myeval($command) {
    if ($command[0] -eq '"') { iex "& $command" }
    else { iex $command }
}

MSBuild /t:Publish --% /p:TargetDatabaseName="MyDatabase";TargetConnectionString="Data Source=.;Integrated Security=True" /p:SqlPublishProfilePath="Deploy.publish.xml" Database.sqlproj

$path = 'HKLM:SOFTWAREWow6432NodeMicrosoftWindowsCurrentVersionUninstall'
$app = 'MyApp'
$apps= @{}
Get-ChildItem $path |
    Where-Object -FilterScript {$_.getvalue('DisplayName') -like $app} |
    ForEach-Object -process {$apps.Set_Item(
        $_.getvalue('UninstallString'),
        $_.getvalue('DisplayName'))
    }

foreach ($uninstall_string in $apps.GetEnumerator()) {
    $uninstall_app, $uninstall_arg = $uninstall_string.name.split(' ')
    & $uninstall_app $uninstall_arg
}