Hi, I'm trying to update the serial number line in some bind files using a linux script. This is running on hardware that has a stripped down version of linux so I don't have access to perl or ...

The Linux expand and unexpand commands can turn tabs into spaces and spaces into tabs, and the sed and awk commands can help. The Linux expand and unexpand commands sound like they can make files ...

There are quite a few ways to extract words and substrings from lines of text on a Linux system, replace them with other strings, select delimiters, and even get rid of white space at the beginning ...