They do mean an end of line character (linefeed on Linux), not an empty line by itself (i.e. not something like `hello\n\n`). > have pointed out, every line en

They do mean an end of line character (linefeed on Linux), not an empty line by itself (i.e. not something like `hello\n\n`). > have pointed out, every line ends in a newline character, for most text editors). My colleagues always add changes that end with that `\ No newline at end of file` diff for certain source files.