Use sed and awk to Modify Config Files in Linux — Complete Guide for Sysadmins
System administrators frequently manage multiple text-based configuration files in Linux, located under /etc/ and application directories. Editing each manually can be time-consuming, especially on large-scale systems. That’s why advanced Linux users use sed and awk to modify config files in Linux — two powerful command-line utilities that automate text editing, pattern searching, and data extraction. …