Posts tagged text-processing

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Q&A Simplest way of stripping leading/trailing whitespace from file or program output

What is the simplest shell idiom for stripping leading and trailing whitespace from a file or program output? Ideally I am looking for the equivalent of trim or strip methods in some languages. Th...

3 answers · posted 2mo ago by matthewsnyder‭ · last activity 2mo ago by AdminBee‭

Question text-processing

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Q&A What unexpected things can happen if a user runs commands expecting a text file on input lacking a file-final newline?

It is often taught that in Unix/Linux text files should end with newline characters. The reason given (orally) to me by various sources was that "some commands (such as wc) assume or require a newl...

2 answers · posted 3mo ago by Lover of Structure‭ · last activity 2mo ago by tripleee‭

Question text-processing

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Q&A Substituting text in a sed like manner but with a richer format

I have the following problems working with sed: It doesn't allow multiline operations (thus, no indentations, no nesting) It is generally obligatory to wrap entire commands in quote marks (sed ...

1 answer · posted 2y ago by deleted user · last activity 2y ago by user53100‭

Question text-processing

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