DocsHow to Use the Equations Tool in Google Docs to Format Math Formulas
The Challenge of Typing Math If you are a student writing a physics lab report,...
AppleHow to Use the macOS mdls Command to View File Metadata
The Hidden Data Inside Your Files When you look at a photograph in the macOS...
LinuxHow to Use the who Command to See Logged-in Users in Linux
The Multi-User Environment Unlike a personal Windows laptop, a Linux server is designed from the...
AppleHow to Use the macOS scutil Command to Change Your Computer Name
The Confusion of Mac Naming When you buy a brand new Mac, macOS automatically assigns...
ExcelHow to Use the DROP Function to Remove Rows from an Array in Excel
The Problem with Extraneous Data In Microsoft Excel, when you use a function like SORT...
LinuxHow to Use the od Command to View File Contents in Octal in Linux
The Limits of Standard Text Editors If you are a Linux system administrator troubleshooting a...
ExcelHow to Use the CHOOSECOLS Function to Reorder Array Columns in Excel
The Problem with Static Data Grids In Microsoft Excel, when you import a massive dataset...
LinuxHow to Use the logger Command to Add Messages to the System Log in Linux
The Importance of System Logs In a Linux environment, everything that happens—from a user plugging...
DocsHow to Use the Dictionary Tool in Google Docs to Find Definitions
The Problem with Browser Tabs If you are writing a complex academic paper, a legal...
AppleHow to Use the macOS plutil Command to Edit Plist Files Safely
What is a Plist File? In macOS, almost every application, background service, and system setting...
DocsHow to Use the Drawing Tool in Google Docs to Add Custom Graphics
The Limitation of Inserted Images If you are writing a technical manual in Google Docs,...
AppleHow to Use the macOS assetcachemanagerutil Command to Manage Content Caching
The Problem with Office Bandwidth If you manage an office with 50 MacBooks, you will...
ExcelHow to Use the ISOMITTED Function to Handle Missing Arguments in Custom LAMBDAs
The Power of Custom Functions In Microsoft Excel, the LAMBDA function allows advanced users to...
LinuxHow to Use the finger Command to Display User Information in Linux
The Challenge of Multi-User Systems Because Linux is inherently designed as a multi-user operating system,...
DocsHow to Use the Linked Objects Feature in Google Docs to Update Charts
The Problem with Static Charts If you are writing an annual financial report in Google...
MicrosoftHow to Use the getmac Command to Find Your MAC Address in Windows 11
What is a MAC Address? Every network interface card (NIC) ever manufactured—whether it is a...
ExcelHow to Use the BYROW and BYCOL Functions to Loop Over Arrays in Excel
The Limitation of Spilled Arrays In Microsoft Excel, the modern dynamic array engine is incredibly...