WindowsHow to Use Windows PowerShell ‘Start-Transcript’ for Script Auditing
The Silent Failure Problem If you write a complex PowerShell script that runs every night...
ExcelHow to Use the OFFSET Function in Excel for Dynamic Chart Ranges
The Static Chart Problem If you build a beautiful line chart in Excel that tracks...
WindowsHow to Use Windows PowerShell ‘Test-Connection’ as a Modern Ping Replacement
Moving Beyond the Command Prompt Since the 1980s, the first thing a network engineer does...
ExcelHow to Use the IFERROR Function in Excel to Handle Formula Exceptions
The Aesthetics of Failure If you build a massive financial model in Excel, it will...
WindowsHow to Use Windows PowerShell ‘Get-Disk’ and ‘Initialize-Disk’ for Storage Provisioning
The End of Disk Management When you attach a brand new, raw hard drive or...
ExcelHow to Use the TEXTJOIN Function in Excel for Dynamic String Concatenation
The Clunkiness of CONCATENATE A very common task in Excel is taking data that is...
ExcelHow to Use the SUMPRODUCT Function in Excel for Advanced Array Math
The Limitations of SUMIF In Excel, the SUMIF and SUMIFS functions are the standard tools...
WindowsHow to Use Windows PowerShell ‘Get-NetIPAddress’ for Network Audits
The Demise of ipconfig For three decades, when a Windows administrator needed to know the...
WindowsHow to Use Windows PowerShell ‘Get-WinEvent’ for Advanced Log Filtering
The Failure of Event Viewer When a Windows server crashes or a service fails to...
ExcelHow to Use the REDUCE Function in Excel for Advanced Array Calculations
The Complex Iteration Problem Excel is highly optimized for grid-based mathematics. However, when you need...
WindowsHow to Use Windows PowerShell ‘Invoke-RestMethod’ for JSON APIs
The Evolution of Web Requests While the Invoke-WebRequest cmdlet in PowerShell is excellent for downloading...
ExcelHow to Use the IFERROR and IFNA Functions in Excel for Clean Data
The Ugly “#N/A” Dashboard If you build a financial dashboard using standard Excel formulas like...
WindowsHow to Use Windows PowerShell ‘Get-ItemProperty’ to Audit the Registry
The Dangers of Regedit The Windows Registry is the master database that controls almost every...
WindowsHow to Use Windows PowerShell ‘Get-ScheduledTask’ for Automation Audits
The Problem with the Task Scheduler UI The Windows Task Scheduler is a massive, complex...
ExcelHow to Use the TEXTSPLIT Function in Excel to Separate Delimited Data
The “Text to Columns” Limitation Data imported into Excel from legacy systems or external APIs...
ExcelHow to Use the DROP and TAKE Functions in Excel for Array Manipulation
The Problem with Messy Arrays Dynamic Arrays in Microsoft 365 (like SORT, FILTER, and UNIQUE)...
WindowsHow to Use Windows PowerShell ‘Export-Csv’ for Automated Data Reporting
The Object-Oriented Advantage If you write a bash script in Linux to list running processes,...