#scripting

The PowerShell true/false existence test every script should start with — supports files, folders, registry keys, and wildcards.

Chain three classic tools to greet every new shell with a colorful talking cow.

macOS's ipconfig prints a single address per interface — ideal for shell scripts and prompts.

Add a strict-mode header so scripts stop on unset variables and failing pipes.

Render any message inside an ASCII speech bubble with the classic cowsay utility.

The pair people forget: Set-Content overwrites, Add-Content appends — both create the file if it doesn't exist.

Measure and compare the runtime of shell commands with statistics.

Capture a full terminal session as a tiny, text-based .cast file.

Stop slicing strings with .Substring() — PowerShell has dedicated cmdlets to pull apart and reassemble file paths.

Use GNU find's -printf to print paths, sizes and timestamps in any layout, ready for sorting or scripts.

Without -Raw, Get-Content splits files into line arrays — a trap that breaks multi-line regex and exact string comparisons.

Execute scripts, install packages and bundle projects with one fast binary.