Ravi Sir's Cards › AWS
BEGIN vs END
What is a VPC: your own private network inside one AWS Region, example ThreeTierVpc 10.0.0.0/16.
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What this card says
Runs
BEGIN
Before the first line.
END
After the last line.
Key points
Set FS, OFS, headers.
Print totals.
Example
awk 'BEGIN{FS=","}'
Use when
Setup.
Summary.