PowerShell Can Throw a SetInfo With 0 Argument(s) Error When Creating a User

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Problem scenario
You run a PowerShell script that has a command setinfo.  For example, the script is like this:

        #…
        $userName = ‘jdoe’
        $compName = $env:COMPUTERNAME
        $cona = [ADSI]”WinNT://$compName”
        $user = $cona.Create(‘User’,$userName)
        $user.SetInfo()

You get “Exception calling “SetInfo” with “0” argument(s): “The password does not meet the password policy requirements. Check the minimum password length, password complexity and password history requirements.”

You may go to Administrative Tools ->

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How To Install Pip On Red Hat version 6 with Python 2.7.x Installed

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Goal:  You want to install pip on RedHat 6 with Python version 2.7.x installed.
Problem scenario:  You try “yum install python-pip” but get an error about python(abi) = 2.6 being an unmet dependency.  Trying to install an older version may require you to downgrade other components.  The latest version of Python packages is often safer and recommended. 
Solution:  Obtain a copy of 

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Using Python and Ruby To Read Files

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Problem:  You have a Python program that reads in a file named coolFile (in /tmp), and outputs the content to the screen.  The program prints an extra blank line after each line of content of the file named coolFile.  You want the output to not have an extra blank line.  Here is the code:

#/usr/bin/python

x = open(“/tmp/coolFile”, “r”)
for line in x:
        print (line)

How do you have the output now print an extra blank line after each line?

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In PowerShell Diskpart Script Does Not Work (Despite No Error) Via “diskpart /s nameofscript.txt”

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Goal:  To use a diskpart.exe script (a file of commands that could be ran interactively in sequence).
Problem:  When you run this command via PowerShell it does not work:  diskpart /s C:\Full\Path\script.txt
The result says something like “Microsoft DiskPart …” and there is a list of alphabetic diskpart subcommands (ACTIVE to RECOVER).  There is no explicit error.  The diskpart command and script does no work.

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How To Solve the PowerShell Error “The term ‘script’ is not recognized…”

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Goal:  You want to run a .ps1 file.
Problem:  You get the error “Powershell : script : The term ‘script’ is not recognized as the name of a cmdlet, At line:1 char:1 + …”
Solution:  Use the “script” resource section inside of a DSC configuration exclusively.  It will not work or run as a standalone PowerShell script.  Scripts with GetScript, SetScript, and TestScript must be run as part of a DSC configuration. 

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One Way To Get Around The Error “Get-targetresource PS module does not implement the key property solution” in DSC

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Goal:  Apply DSC configuration
Problem/scenario:   When you run the “start-dscconfiguration NameOfConfig -wait -verbose” (where NameOfConfig is the name of the configuration) from the folder that houses the subfolder with NameOfConfig, you get an error like this:  “Get-targetresource PS module does not implement the key property solution”
Solution:  Stop a specific process by running this command.
gps wmi* |? {$_.Modules.ModuleName -like ‘*DSC*’} | Stop-Process -Force
Re-run the “start-dscconfiguration NameOfConfig -wait -verbose” command.

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How Do You Create a New User with DSC?

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Problem scenario
You are using Windows Server 2019. You want to create a new local user. You don’t want the user to be a member of the local Administrators group (which allows remote logins). What do you do?

Solution

Prerequisites
i. Install DSC. If you need assistance, see this posting.
ii.a. Make sure the server has been added to its own TrustedHosts configuration settings.

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How Do You Troubleshoot Desired State Configuration Problems where Actions Are Not Working or Software Is Not Installing?

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Problem scenario

You run a Start-DscConfiguration command in PowerShell like this:

Start-DscConfiguration -Path . -Wait -Verbose

You get an error message that the installation failed. The message may say something like this:

Start-DscConfiguration : The computer name was not specified and the configuration directory does not have any configuration files.

CategoryInfo : NotSpecified … ArgumentException
FullyQualifiedErrorId : System.ArgumentException,

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Troubleshooting DSC for Configuration Management (Problem and Solution)

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Background:  DSC is a toolkit of PowerShell cmdlets that enable you to do configuration management.  It can allow you to do CM tasks with Windows and Linux machines (https://msdn.microsoft.com/en-us/powershell/dsc/LnxGettingStarted).

Problem/Scenario:  You are trying to use this PowerShell command (e.g., to test your Desired State Configuration tool):

Enter-PSSession -ComputerName goodServer -Credential jdoe

# where goodServer is a Windows server on the network and jdoe is a local user account on the goodServer machine.

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