What is `^M` and how do I get rid of it? - Unix Linux Stack Exchange The ^M is a carriage-return character If you see this, you're probably looking at a file that originated in the DOS Windows world, where an end-of-line is marked by a carriage return newline pair, whereas in the Unix world, end-of-line is marked by a single newline Read this article for more detail, and also the Wikipedia entry for newline This article discusses how to set up vim to
2025-2026 MD Medical School-Specific Discussions Allopathic medical school-specific discussions of secondary prompts, interview invites, and experiences, and general discussions of the admissions process at a particular institution
What is the ^M character called? - Unix Linux Stack Exchange It is known as carriage return If you're using vim you can enter insert mode and type CTRL - v CTRL - m That ^M is the keyboard equivalent to \r Inserting 0x0D in a hex editor will do the task How do I remove it? You can remove it using the command perl -p -i -e "s \r g" filename As the OP suggested in the comments of this answer here, you can even try a ` dos2unix filename and see if
What is the purpose of -m, --match in an Iptables rule? The -m or --match option is used to enable one or more extended packet matching modules with the given name (s) Take for example the module connbytes This can be used to create rules that match how many bytes a connection has transferred The man page for iptables gives a good description of this: iptables can use extended packet matching modules These are loaded in two ways: implicitly