CLI

Refresh environment variables without reboot windows

- open cmd commend prompt window
- input: set PATH=C -> this will refresh the environment variables
- close and restart cmd window
- input: echo %PATH% to test
- can use setx command to set variable permanently

Find current loggged-on user

• get-adcomputer $computername: Get computer details

• quser /server:$servername

• get-aduser $SamAccountName (from above command)

• Oneliner

Get-ADuser $(quser /server:$servername | ForEach-Object { ($_ -replace '^\s+|\s+$','') -split '\s{2,}' | Select-Object -First 1 } | select-object -last 1)

# If there's multiple users
quser /server:$servername | ForEach-Object { ($_ -replace '^\s+|\s+$','') -split '\s{2,}' | Select-Object -First 1 } | Where-Object {$_ -notmatch 'USERNAME'} | foreach-object {get-aduser $_}

# Explanation of the replace part:
ForEach-Object {
    ($_ -replace '^\s+|\s+$','')   # Step 1: Trim leading/trailing whitespace
    -split '\s{2,}'                # Step 2: Split the cleaned line by 2+ spaces
    | Select-Object -First 1       # Step 3: Select the first token (usually the username)
}

Find User accoung using Full Name

• Get-ADUser -Filter "Name -like 'First Last'" -Properties DisplayName | Select-Object Name, SamAccountName, DisplayName

List member of AD Group

• Get-ADGroupMember -Identity "Group Name" | Where-Object {$_.samAccountName -like "keyword"} | Where-Object samAccountName,DistinguishedName

• Get-ADGroupMember -Identity "Group Name" | Where-Object {$_.samAccountName -like "keyword"} | Where-Object samAccountName,DistinguishedName | Export-csv -Path "file.csv" -NoTypeInformation