5 Best CLI Tools to Search Plain-Text Data Using Regular Expressions
This guide takes a tour of some of the best command-line tools that are used for searching matching strings or patterns in text files. These tools are usually used alongside …
Print Files Without Comments And Empty Lines In Linux
When you display a source code or config file’s contents in the standard output using cat command, you will see everything in that file including the commented and empty lines, …
How to sed remove last character from each line
I need to remove the last character from a line and shell variable such as “${_allowed_ips}“. For example, each line is as follows in my file:foo,bar,demo,I need output as follows:foobardemo.How …