daily bash script samples

daily-bash-script-samples.sh

#!/bin/bash

# For loop to exeute some task multiple times
for i in Item1 Item2 ItemN; do
  bash ~/task.sh ${i}
done

for i in {1..10}
do
  wget https://static.generated.photos/vue-static/human-generator/poses/female/00$i.png
done

# use git conbined with sed/awk to automate text processing tasks
eval "find app/ -type f -exec sed -i 's/target/replacement/g' {} \;"

git diff
echo -n "Here be dragons. Continue?"
read REPLY
if [[ "$REPLY" =~ ^[Yy]$ ]]
then
  git add .
  git cm "processing $1 complete"
fi

# add namespace to all models
find app/models/ -type f -exec sed -i "1 i module MyModule" {} \;
find app/models/ -type f -exec sed -i "$ a  end" {} \;

# you can also automate code indentation, see https://gist.github.com/goooooouwa/d5f40319ab7fb80a7fe4