Format JSON file
bash
# Pretty print JSON
cat file.json | jq '.'
# Format and save
jq '.' file.json > formatted.json
# Minify JSON
jq -c '.' file.json > minified.json
Validate JSON
bash
# Check if valid
jq empty < file.json && echo "Valid JSON" || echo "Invalid JSON"
# Or with Python
python -m json.tool file.json
Quick JSON from terminal
bash
# Create JSON from command output
echo '{"name": "John", "age": 30}' | jq '.'
# Extract specific field
echo '{"users": [{"name": "John"}]}' | jq '.users[0].name'
Install jq (if not installed)
bash
# Mac
brew install jq
# Ubuntu/Debian
sudo apt install jq
Pro tip: Add alias json="jq '.'" to your aliases! 🚀