If you have shared a file in Dropbox but now need to replace it without changing the previously shared link, don’t replace the file in the Finder. Adam Engst explains what to do instead.

When you need to replace the same file in several locations neither the COPY command nor Windows Explorer is your best bet. Instead, use the REPLACE command to save yourself time and effort.

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 ...