ArchTaqi

for region in `aws ec2 describe-regions --query 'Regions[].RegionName' --output text`; do
    aws sns list-subscriptions --query "Subscriptions[?starts_with(Endpoint, 'arn:aws:sqs:')].[TopicArn, Endpoint]" --output text --region $region
done

ArchTaqi

#!/bin/bash
#
# A script to create a daily mysqldump for crashplan

# Defaults
# Override them in /etc/default/mysqlbackupforcrashplan
OUTPUTFILE=/var/local/full-backup.sql
STATEFILE=/var/local/full-backup.sql.state
CRONFILE=/etc/cron.d/mysqlbackupforcrashplan
MYSQLDUMPBIN=/usr/bin/mysqldump

ArchTaqi

for bucket in `cat list-of-s3-buckets.txt`; do 
  aws s3api put-bucket-lifecycle \
    --bucket $bucket \
    --lifecycle-configuration '{"Rules":[{"ID":"cleanup","Status":"Enabled","Prefix":"","Expiration":{"Days":1}}]}'; 
done

ArchTaqi

Code is clean if it can be understood easily – by everyone on the team. Clean code can be read and enhanced by a developer other than its original author. With understandability comes readability, changeability, extensibility and maintainability.

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General rules

1. Follow standard conventions.
2. Keep it simple stupid. Simpler is always better. Reduce complexity as much as possible.
3. Boy scout rule. Leave the campground cleaner than you found it.
4. Always find root cause. Always look for the root cause of a problem.

Design rules