Sed extra characters after command

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Connect and share knowledge within a single location that is structured and easy to search. You need to replace with the command delimiter ;. Second, you can get the error because part of the replacement text is interpreted by sed. You actually need to quote the replacement string. This can be done with the bash parameter expansion operator Q. Q The expansion is a string that is the value of parameter quoted in a format that can be reused as input. Ubuntu Community Ask!

Sed extra characters after command

Forum Home. Linux and Unix Man Pages. Search Forums. Search Community Posts. Today's Posts. Quick Links. Show Threads. Show Posts. Shell Programming and Scripting. Top Forums Shell Programming and Scripting sed-command. Registered User.

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Ask questions, find answers and collaborate at work with Stack Overflow for Teams. Explore Teams. Connect and share knowledge within a single location that is structured and easy to search. So I'm fairly new to using shell--bash specifically--and I'm in the process of writing a script which will translate files containing DNA sequences into a more useful format. Unfortunately, many of these files will contain extraneous lines used for labeling information, etc. I need a sed command that will exclude these lines containing special character, numbers, or spaces. I've found that it is fairly straightforwards removing lines with spaces by using.

Sed extra characters after command

Ask questions, find answers and collaborate at work with Stack Overflow for Teams. Explore Teams. Connect and share knowledge within a single location that is structured and easy to search. For that I am using sed command like this. It actually prints all the occurence between line to but I want only first occurence. I have one alternate solution for this which is to pipe line the output and use head command. Something like that. It works but just wondering if it is possible without head command. I searched on the internet and I found we use q character but somehow I am not getting right place to insert that in my command.

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That doesn't make sense. Today's Posts. Create a free Team Why Teams? Sed: -e expression 1, char unterminated address regex. I'm afraid I'm not a committer anymore, so I have to open a bugzilla ticket like everybody else. Or use a different delimiter, say? OpenSolaris Commands. Thanks sam. Join Date: Jul Login or Register to Ask a Question.

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No semicolon is needed when there is a newline which is why your script form works. It has nothing to do with the file; sed didn't even begin to read the file. Hot Network Questions. Browse other questions tagged sed. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. Hennes Sed: -e expression 1, char unterminated address regex. Shell Programming and Scripting. Hello, Can any perl experts help me convert my sed string to perl. But all the other options can be applied in both cases.