In this article, you have learned what SED is, how SED works, how to replace a string in a file, how to replace a variable in a file, and how to perform the deletion. To learn more about Linux, follow ...

If you need to find and replace the occurrence of a word, phrase, URL, or whatever, and it's in several documents, this can be a really tedious task.

See Chapter 7, "Macro Quoting," for more information on macro quoting. While macro variables are useful for simple text substitution, they cannot perform conditional operations, DO loops, and other ...