bin bash Find Large Files.sh

#!/bin/bash
# Find Large Files Script
# Locates the largest files in a specified directory

# Set default values
DIRECTORY="${1:-.}"
NUMBER="${2:-10}"

echo "Finding the $NUMBER largest files in $DIRECTORY..."
echo ""

# Find and display largest files
find "$DIRECTORY" -type f -exec du -h {} + 2>/dev/null | \
    sort -rh | \
    head -n "$NUMBER" | \
    awk '{printf "%s\t%s\n", $1, $2}'

echo ""
echo "Usage: $0 [directory] [number_of_files]"
echo "Example: $0 /home/user 20"
```

### portcheck.sh
```bash
#!/bin/bash
# Port Checker Script
# Tests if ports are open on a specified host

# Check if host is provided
if [ $# -lt 2 ]; then
    echo "Usage: $0   [port2] [port3] ..."
    echo "Example: $0 google.com 80 443 8080"
    exit 1
fi

HOST="$1"
shift  # Remove first argument (host) from the list

echo "Checking ports on $HOST..."
echo ""

# Loop through all provided ports
for PORT in "$@"; do
    # Use timeout to prevent hanging
    timeout 2 bash -c "echo >/dev/tcp/$HOST/$PORT" 2>/dev/null
    
    if [ $? -eq 0 ]; then
        echo "✓ Port $PORT is OPEN"
    else
        echo "✗ Port $PORT is CLOSED or filtered"
    fi
done