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param([String]$key)

Get-ChildItem .\*.config -Recurse |
Where-Object { ([xml](Get-Content $_)).SelectSingleNode("//add[@key='$key']") } |
ForEach-Object {
    $xml = [xml](Get-Content $_)
    $xml.SelectSingleNode("//add[@key='$key']").Value
}

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<#
    Powershell DSC resources for setting up an imaging network, based on the PSAutoLab PowerShelllab network
#>
Configuration ImagingLab
{
    Import-DscResource -ModuleName PSDesiredStateConfiguration -ModuleVersion 1.1
    Import-DscResource -ModuleName ComputerManagementDSC -ModuleVersion 8.5.0
    Import-DscResource -ModuleName NetworkingDSC -ModuleVersion 8.2.0
    Import-DscResource -ModuleName xNetworking
    Import-DscResource -ModuleName DSCR_FileContent -ModuleVersion 2.4.2

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def date_from_workday(workday_num):
  return datetime.strptime(f"2021-W{workday_num//5+1}-{workday_num%5+1}", '%Y-W%W-%w')

def generate_session_dates(session_count=15, start_workday=None):
  session_dates = []
  session_workday = start_workday if start_workday else randint(0,200)
  for n in range(session_count):
    session_dates.append(date_from_workday(session_workday))
    session_workday += 1 if randint(0,5) else 2
  return session_dates

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gci . |?{$_.PSIsContainer}|?{Test-Path $_\.git}|foreach {pushd $_; git status; popd}

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Get-WmiObject -Class Win32_Product | ?{$_.Name -like "Python 3.*" | Format-Table
Get-WmiObject -Class Win32_Product | ?{$_.Name -like "Python 3.*" | foreach {$_.Uninstall()}

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pragma solidity ^0.5.12;
contract PhotoContestContract {
    bytes32 _name;
    address _owner;
    bytes32[] _ipfsPhotoHashes;
    address payable[] _submissionAddresses;
    
    constructor(bytes32 name) public {
        _owner = msg.sender;
        _name = name;

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pragma solidity ^0.4.17;
contract Contract { 
    string ipfsHash;  
    function setHash(string x) public {   
        ipfsHash = x;
    } 
    function getHash() public view returns (string x) {   
        return ipfsHash; 
    }
}

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string source = string.Format(@"
  using System.ServiceModel;
  namespace CreateTypeForSvcNamespace 
  {{
    [ServiceContract(Namespace=""{0}"",Name=""{1}"")]
    public interface {1} {{ }} 
  }}", ns, name);
  
var asmName = Path.GetRandomFileName();
var compilation = CSharpCompilation.Create(asmName,

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findstr /S/R "public.interface" *.cs

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findstr /S "version" config