Sugam Adhikari

As stated in Issue #596, I have fixed the example.

In the Chapter "HTTP Server", in the second-last "Write the test first" header we have in 12th line: `request, _ := http.NewRequest(http.MethodPost, fmt.Sprintf("/players/%s", player), nil) ` While we have already...

Rename `google-java-format-diff.py` to `google_java_format_diff.py` for **Module Import** Compatibility

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This pull request renames the file `google-java-format-diff.py` to `google_java_format_diff.py` and updates all occurrences in the codebase and documentation to reflect this change. The primary motivation for this change is to...

Rename the file [google-java-format-diff.py](https://github.com/google/google-java-format/blob/master/scripts/google-java-format-diff.py) to `google_java_format_diff.py` so that it can be imported as a module.