name="John"
echo ${name}
echo ${name/J/j}    #=> "john" (substitution)
echo ${name:0:2}    #=> "Jo" (slicing)
echo ${name::2}     #=> "Jo" (slicing)
echo ${name::-1}    #=> "Joh" (slicing)
echo ${name:(-1)}   #=> "n" (slicing from right)
echo ${name:(-2):1} #=> "h" (slicing from right)
echo ${food:-Cake}  #=> $food or "Cake"

#!/bin/bash
#Takes command line arguments and pulls the header files.
#Good for checking if the function you want is in the header or not.
#cppToStdout.sh "time.h"
while [ "$1" != "" ]; do
	echo "#include<$1>" | g++ -x c++ -E -
	shift
done

#!/bin/bash
#getDependencies.sh by Leif Messinger
	grep -Po '#include\s*"\K.+(?=")' | while read -r line ; do
	echo -n " $line"
	./getDependencies.sh < $line
done

#!/bin/bash
#Changes the remote url from https to ssh.
#Only works for github, because I'd have to store a dictionary of every https to ssh url otherwise.
#Made using Bing Chat

# Get the remote URL from the console
REPO_URL=$(git config --get remote.origin.url)

# Check that REPO_URL contains https://github.com
if [[ $REPO_URL == *"https://github.com"* ]]; then

    # Replace https with ssh in the URL  
    REPO_URL=${REPO_URL/https:\/\/github.com\//[email protected]:}

    # Change the remote URL to the SSH version
    git remote set-url origin "$REPO_URL"

else
    echo "Error: REPO_URL does not contain https://github.com" >&2
    exit 1
fi

#!/bin/bash

# Recursively find all .svelte files in the current directory and its subdirectories
find . -type f -name "*.svelte" -o -name "*.html" -o -name "*.htm" | while read file; do
        # Replace all h1 tags with the specified format
        sed -i 's/<h1>\(.*\)<\/h1>/<h1 id="\1">\1<\/h1>/g' "$file"
        # Replace all h2 tags with the specified format
        sed -i 's/<h2>\(.*\)<\/h2>/<h2 id="\1">\1<\/h2>/g' "$file"
        # Remove whitespace from the id attribute value
        for i in {0..10} ; do
                sed -i 's/\(id="[^"]*\)\W\([^"]*"\)/\1\2/g' "$file"
        done
done

for region in `aws ec2 describe-regions --output text | cut -f4`
do
     echo -e "\nListing Instances in region:'$region'..."
     aws ec2 describe-instances --query 'Reservations[*].Instances[*].{Instance:InstanceId,Subnet:SubnetId}' --region $region
done
#This script is to be used with any AWS CLI configured environment, it will list any EC2 instances and their associated subnet network ID's in JSON format