@PowerShellFAQs

We're the #PowerShell FAQ community for devs & admins. We create guides & answer tough PowerShell questions. Follow us for expert solutions.

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Joined September 2025
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How to Compare Two Arrays in PowerShell (Matches and Differences) powershellfaqs.com/compare-t… #powershell

Compare Two Arrays in PowerShell: Matches, Missing, Equal

Compare two arrays in PowerShell with Compare-Object to find matches, missing items and differences, check if arrays are equal, and compare objects.

powershellfaqs.com
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How to Track User Login History on Windows Using PowerShell powershellfaqs.com/track-use… #powershell

Track User Login History on Windows Using PowerShell

Track user login history in PowerShell with event ID 4624, find failed logins (4625), read logon types and see history without admin rights.

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How to Convert a String to a Hashtable in PowerShell (and Back) powershellfaqs.com/convert-s… #powershell

Convert a String to a Hashtable in PowerShell (and Back)

Convert a string to a hashtable in PowerShell with ConvertFrom-StringData or JSON, fix backslash errors, and convert a hashtable back to a string.

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How to Check If a File or Folder Is Empty in PowerShell powershellfaqs.com/check-if-… #powershell

PowerShell: Check If a File or Folder Is Empty

Check if a file is empty in PowerShell by size or by text, check if a folder is empty with hidden files included, and find empty files and folders.

powershellfaqs.com
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PowerShell Files and Folders: List, Copy, Move, Delete powershellfaqs.com/files/ #powershell

PowerShell Files and Folders: List, Copy, Move, Delete

Manage files and folders with PowerShell: list, create, read, write, copy, move, rename and delete, plus CSV and JSON, with examples run in 7 and 5.1.

powershellfaqs.com
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PowerShell ForEach-Object: Examples and foreach vs ForEach-Object powershellfaqs.com/powershel… #powershell

PowerShell ForEach-Object: Examples, -Parallel and foreach

Use PowerShell ForEach-Object with $_, -Begin/-Process/-End and -Parallel, skip items the right way, and see how it compares with the foreach loop.

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PowerShell Round to 2 Decimal Places (and Whole Numbers) powershellfaqs.com/powershel… #powershell

PowerShell Round to 2 Decimal Places: Round, -f and Floor

Round to 2 decimal places in PowerShell with Math.Round and -f, fix banker's rounding, round to whole numbers and tidy Measure-Object results.

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How to Create a Local Admin Account Using PowerShell powershellfaqs.com/create-a-… #powershell

Create a Local Admin Account Using PowerShell

Create a local admin account using PowerShell with New-LocalUser and Add-LocalGroupMember, a strong password, the group SID and remote PCs.

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PowerShell Arithmetic Operators: +, -, *, /, %, ++ and More powershellfaqs.com/powershel… #powershell

PowerShell Arithmetic Operators (With Examples)

Use PowerShell arithmetic operators to add, subtract, multiply, divide and get remainders, plus unary ++ and --, precedence and negative to positive.

powershellfaqs.com
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How to Convert PNG to ICO Using PowerShell powershellfaqs.com/powershel… #powershell

Convert PNG to ICO Using PowerShell (Multi-Size Icon)

Convert PNG to ICO using PowerShell with a .NET function that writes real 16-256 px icons, plus why ImageFormat.Icon fails. Tested in 7 and 5.1.

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How to Check If a Folder, File, List, Column or Site Exists in SharePoint Online (PnP PowerShell) powershellfaqs.com/check-if-… #powershell

Check If a Folder or User Exists in SharePoint with PnP

Check if a folder, file, list, column, site or user exists in SharePoint Online with PnP PowerShell, and create a missing folder with Resolve-PnPFolder.

spguides.com
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PowerShell Write-Host vs Write-Output (and echo, Verbose, Error) powershellfaqs.com/powershel… #powershell

PowerShell Write-Host vs Write-Output: Key Differences

PowerShell Write-Host vs Write-Output explained with tested examples, plus how echo, Out-Host, Write-Information, Write-Verbose and Write-Error compare.

powershellfaqs.com
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How to Get HP BIOS Settings Using PowerShell powershellfaqs.com/get-hp-bi… #powershell

Get HP BIOS Settings Using PowerShell (WMI and HPCMSL)

Get HP BIOS settings using PowerShell with HP_BIOSEnumeration and HPCMSL: list, filter, export to CSV and compare settings against a baseline.

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How to Replace Text in Strings Using PowerShell powershellfaqs.com/replace-t… #powershell

PowerShell Replace: .Replace() vs -replace (With Examples)

Replace text in PowerShell strings with .Replace() or -replace: multiple strings, special characters, a position, capture groups, and 5.1 differences.

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How to Check if a String Contains Special Characters in PowerShell? powershellfaqs.com/check-if-… #powershell

Check if a String Has Special Characters in PowerShell

Check if a string contains special characters in PowerShell with -match, W vs [^a-zA-Z0-9], [regex]::Matches, IndexOfAny and tested 7 vs 5.1 output.

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How to Create an HTML Table in PowerShell powershellfaqs.com/create-an… #powershell

Create an HTML Table in PowerShell with ConvertTo-Html

Create an HTML table in PowerShell with ConvertTo-Html from arrays, variables or CSV files, add CSS, highlight rows, and avoid the string array trap.

powershellfaqs.com
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How to Find a Character in a String Using PowerShell powershellfaqs.com/find-a-ch… #powershell

Find a Character in a String with PowerShell (IndexOf)

Find a character in a string with PowerShell using Contains, IndexOf and -like, find the second or nth occurrence, every position, and count matches.

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PowerShell Single vs Double Quotes (and Variables in Strings) powershellfaqs.com/powershel… #powershell

Escape Single Quotes in PowerShell: Single vs Double Quotes

How to escape single quotes in PowerShell: doubled '', here-strings, O'Brien in SQL, .exe and cmd /c arguments, plus single vs double quotes and $().

powershellfaqs.com
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How to Get Windows Activation Status Using PowerShell? powershellfaqs.com/get-windo… #powershell

How to Get Windows Activation Status Using PowerShell

Get the Windows activation status with PowerShell: query SoftwareLicensingProduct, decode LicenseStatus, check remote PCs and compare with slmgr.

powershellfaqs.com
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How to Split a String in PowerShell (With Examples) powershellfaqs.com/split-a-s… #powershell

Split a String in PowerShell: -split and .Split() Examples

Split strings in PowerShell by comma, space, tab, newline or word with -split and .Split(), get the first or last item, and avoid regex and 5.1 traps.

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