Terminal commands cheatsheet

List of handful terminal commands: npm, terminal, and git commands.

LinkIconNPM commands

Check website performance

npx unlighthouse --site https://
pnpm dlx unlighthouse --site https://

Check node.js vulnerability

npx is-my-node-vulnerable

View latest version of a packcage

npm view [package-name@version] version

View peerDepedencies of a npm package

npm info [package-name@version] peerDependencies

Check outdated npm packages

npm outdated

Delete all node_modules in your system

npx npkill

Check for npm compromises (audit)

npx npq install

LinkIconTerminal commands

Delete recursively a specific file/folder in every folder under a directory

find ~/pr -type d -name "node_modules" -prune -exec rm -rf '{}' +

Find heavy files

find ./public -type f -exec du -h {} + | sort -rh | head -n 100

Generate a 32 length secret key. For db passwords or env variables passwords.

openssl rand -base64 32
# or
npx auth secret

RS256 secret

ssh-keygen -t rsa

Get Wifi password

security find-generic-password -wa "The Wifi Name"
security find-generic-password -wa "The Wifi Name" | pb copy # copy to clipboard

Delete history of downlaods store in the macos sql (even clean history in Chrome)

sqlite3 ~/Library/Preferences/com.apple.LaunchServices.QuarantineEventsV* 'delete from LSQuarantineEvent'

Get your IP address

ifconfig ne0 | grep inet

Open a server that can be accessed from any device

  • To access go to the url: http://[this-device-ip]:8000
python3 -m http.server 8000 --bind 0.0.0.0

LinkIconGit commands

Rename locally old_branch branch to main branch

git branch -m old_branch main

Reflect changes on remote

git push --force origin main

Link local main branch with remoteorigin/main for push/pull (no need check out branch).

# git branch -u [remote] [local]
git branch -u origin/main main

Delete remote branch

git push origin --delete branch-name

Delete local branch

git branch -d my-branch

LinkIconMiscellaneous

LinkIconNavigation

ls -la    # List files and directories
pwd       # Current directory path
cd        # Change directory
tree      # Print folder structure as tree

LinkIconFiles and Directories

touch   # Create empty file
mkdir   # Create new directory
cp      # Copy files or directories
mv      # Move or rename files
rm      # Remove files
rmdir   # Remove directories

LinkIconRead Files

cat   # Show file content
less  # Visualize file page by page
head  # Show file first lines
tail  # Show file last lines

LinkIconFile Permissions

chmod # Change file permissions
chown # Change file owner
sudo  # Execute commands as admin

LinkIconFind Files

find  # Find files in directories
grep  # Find text in files

LinkIconNetwork Utils

ping  # Testing connection 
curl  # HTTP request
wget  # Download files from a URL (have to be installed in macos)

LinkIconSystem Process

top     # Show processes
ps      # List active processes 
kill    # Kill a process
df -h   # Show available space in disk
du -sh  # Show file and directories size
uptime  # Show the system time since powered on
clear   # Clear the terminal

LinkIconUtils

echo    # Print text in the terminal
history # Show command history
man     # Show command manual
nano    # Basic Text Editor
vim     # Advanced Text Editor
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