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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} #=> $food or "Cake"
#diskRipper.sh by Leif Messinger#For use on debian, where your cds aren't immediately mountedwall "CD inserted boss"set -x #echo oncdDrivePath=$(ls -l /dev/cdrom | awk '{print $NF}')#CD could have no label, so that's why I need awkcdLabel=$(lsblk -n "/dev/$cdDrivePath" -o label)if [[ ! -z "$cdLabel" ]]; then #CD has labelfolderName=$cdLabelecho "The cd label is ${folderName}"if mkdir ./cds/"${folderName}"; then #Folder didn't exist beforesudo mount /dev/cdrom ./.cdmountpointsudo cp -r ./.cdmountpoint/* "./cds/${folderName}"sudo chmod -R 777 "./cds/${folderName}"sudo umount ./.cdmountpointejectwall "CD done and ejecting"elsewall "Already read that cd, skipped"fielsewall "CD had no label, skipped"fi
// check versionnode -v || node --version// list installed versions of node (via nvm)nvm ls// install specific version of nodenvm install 6.9.2// set default version of nodenvm alias default 6.9.2// switch version of nodenvm use 6.9.1
#!/bin/bash# Turns 4 spaces into tabs.# Mostly stolen from AI# Define the directory to processDIRECTORY=$1TabCount=${2:-'4'} #Defaults to 4# Check if directory is specifiedif [ -z "$DIRECTORY" ]; thenecho "Error: Directory not specified."exit 1fi# Check if directory existsif [ ! -d "$DIRECTORY" ]; thenecho "Error: Directory does not exist."exit 1fi# Find all files in directory and subdirectoriesFILES=$(find "$DIRECTORY" -type f)# Loop through each file and unexpand itfor FILE in $FILES; dounexpand -t "$TabCount" "$FILE" > "$FILE.tmp"mv "$FILE.tmp" "$FILE"doneecho "Done!"
# ---------------- FIREWALL STEPS ----------------# Check if firewalld is installed and runningsudo systemctl status firewalld# If it's not running, you can start and enable itsudo systemctl start firewalldsudo systemctl enable firewalld# Add a rule to allow traffic on port 6006. Port 6006 is the default port that storybook runs on.sudo firewall-cmd --permanent --add-port=6006/tcp# Reload the firewall for the changes to take effectsudo firewall-cmd --reload# Check the list of allowed portssudo firewall-cmd --list-ports# ---------------- NGINX STEPS ----------------# Install Nginx (if not already installed)sudo yum install nginx# Start and enable Nginxsudo systemctl start nginxsudo systemctl enable nginx# Copy your storybook-static directory to a location that Nginx can serve from.# The default web root directory for Nginx is /usr/share/nginx/html.sudo cp -r /path/to/storybook-static /usr/share/nginx/html/# Adjust file permissions if needed to ensure that Nginx can read the filessudo chown -R nginx:nginx /usr/share/nginx/html/storybook-static# Put the following server block in /etc/nginx/conf.d/storybook.confserver {listen 6006;server_name your_domain.com;location / {root /usr/share/nginx/html/storybook-static;index index.html;}}# Test the Nginx configuration for syntax errorssudo nginx -t# If there are no errors, reload Nginx to apply the changessudo systemctl reload nginx
#!/bin/bash#Takes all the c and h files in the current directory and prints them#Yup, it's that easyfor file in *.h *.hpp *.c *.cpp; do#If it existsif [ -f "$file" ]; thenecho "//===============$file==============="cat $filefidone