Given an URL, auto-detect and convert the encoding of the HTML document to UTF-8 if it is not UTF-8 encoded in Go.

Given an URL, determine the encoding of the HTML document in Go using golang.org/x/net/html and golang.org/x/text packages.

Read non-utf8 webpage with goquery if the charset of the page is known.

Convert the format (Big5 encoding to UTF-8, remove DOS newline in file, replace string big5 with UTF-8, and append UNIX newline to end of file) of HTML files in directory via Bash script.

Convert encoding of file from Big5 to UTF-8, remove DOS newline in file, replace string big5 with UTF-8, and append UNIX newline to end of file.

Convert file encoding from Big5 to UTF-8 via Go programming language.

Convert all files in a directory recursively (i.e., including subdirectories of the directory) from Big5 encoding to UTF-8 via iconv command.