Ravi Sir's Cards › AWS
Quotes in 4 rules
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
Why do we need it?
Single quotes: exact text.
What is it?
Double quotes: variables expand.
How to do it
Always quote variables.
Example
Example.
echo "Hello $USER"