: Developers often use cat to display headers, instructions, or logs during execution. Creating Files with "Heredocs"
cat reads the input stream until it sees the delimiter ( EOF ). This is perfect for automating system configuration tasks. cat script
Next time you type cat , remember: you aren't just reading a file; you are managing a data stream. : Developers often use cat to display headers,
Instead of opening them individually, you can use a cat script pattern: cat script
Produces a clear, dated merge. Runtime for 3×5 MB logs: <0.2 seconds.