Bash Scripting - File Operations in Scripts
You want to save both standard output and standard error of a script to separate files but also see standard output on the screen. Which command achieves this?
You want to save both standard output and standard error of a script to separate files but also see standard output on the screen. Which command achieves this?
hard🚀 Application Q8 of 15
Step-by-Step Solution
Solution:
Step 1: Understand requirements
Standard output should be saved and displayed; standard error saved separately.Step 2: Analyze options
script.sh >(tee stdout.log) 2> stderr.log uses process substitution with tee to show and save stdout, stderr redirected separately.Final Answer:
script.sh >(tee stdout.log) 2> stderr.log -> Option AQuick Check:
Use tee with process substitution to split stdout [OK]
Quick Trick: Use tee with process substitution to split output [OK]
Common Mistakes:
MISTAKES- Redirecting both streams to same file
- Using &> which merges outputs
- Not showing stdout on screen
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