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Regression-testing an Excel/VBA report with golden files

Regression-testing an Excel/VBA report with golden files

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3 min read
Stop pasting raw logs into ChatGPT

Stop pasting raw logs into ChatGPT

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3 min read
Aliases vs Functions in Your PowerShell Profile — Pick Deliberately

Aliases vs Functions in Your PowerShell Profile — Pick Deliberately

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3 min read
I Paid ¥488 for Tech Support and Got 'Reinstall Windows.' Then an AI Fixed It in 10 Minutes.

I Paid ¥488 for Tech Support and Got 'Reinstall Windows.' Then an AI Fixed It in 10 Minutes.

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6 min read
Microsoft Graph PowerShell SDK v2: The Enterprise Automation Engine for Entra ID

Microsoft Graph PowerShell SDK v2: The Enterprise Automation Engine for Entra ID

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3 min read
Windows Event ID 37 Doesn't Mean Your CPU Is Overheating

Windows Event ID 37 Doesn't Mean Your CPU Is Overheating

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3 min read
PowerShell Sort-Object: Order Files by Size, Date, or Name in One Pipeline

PowerShell Sort-Object: Order Files by Size, Date, or Name in One Pipeline

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4 min read
Restore a deleted SharePoint site, OneDrive, or file in Microsoft 365 - step by step, with the time limits that matter

Restore a deleted SharePoint site, OneDrive, or file in Microsoft 365 - step by step, with the time limits that matter

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6 min read
Connect-MgGraph "Insufficient privileges to complete the operation" - scopes, roles, consent, and app-only, fixed in order

Connect-MgGraph "Insufficient privileges to complete the operation" - scopes, roles, consent, and app-only, fixed in order

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5 min read
Does a shared mailbox need a license? The Exchange Online limits that decide it, plus a read-only audit

Does a shared mailbox need a license? The Exchange Online limits that decide it, plus a read-only audit

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5 min read
Exchange Online "mailbox full" but the online archive isn't helping - a read-first troubleshooting guide

Exchange Online "mailbox full" but the online archive isn't helping - a read-first troubleshooting guide

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5 min read
A monthly Exchange Online hygiene check - external forwarding and mailbox permissions with read-only Get- cmdlets

A monthly Exchange Online hygiene check - external forwarding and mailbox permissions with read-only Get- cmdlets

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8 min read
PowerShell Rename-Item: Bulk Rename Hundreds of Files with One Line

PowerShell Rename-Item: Bulk Rename Hundreds of Files with One Line

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2 min read
Read-only Microsoft Graph PowerShell inventory - least-privilege scopes, device and license exports, and a before/after diff for change evidence

Read-only Microsoft Graph PowerShell inventory - least-privilege scopes, device and license exports, and a before/after diff for change evidence

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7 min read
Stop Copy-Pasting PATH Fixes. Here’s the Mental Model Instead

Stop Copy-Pasting PATH Fixes. Here’s the Mental Model Instead

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3 min read
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