remove first line bash code example

Example 1: bash how to remove the first n lines of a file

# Example usage (3 options):
tail -n +43 input_file	# Print from the 43rd line on
sed 1,42d input_file	# Print from the 43rd line on
sed -i 1,42d input_file	# Remove the first 42 lines in place (meaning 
	# that the file is changed without having to print the output to a 
    # new file)

Example 2: sed remove first line

tail -n +2 "$FILE" > "$FILE.tmp" && mv "$FILE.tmp" "$FILE"

Example 3: How can I remove the first line of a text file using bash/sed script?

tail -n +2 "$FILE"

Example 4: bash remove first character from line

sed 's/^.\{5\}//' logfile