The first command we’ll examine in this post is a very unusual awk command that systematically removes every line in the file that is encountered more than once. It leaves the first instance of the ...

The Linux operating system is a powerhouse for developers, system administrators, and enthusiasts alike, offering unparalleled flexibility and control. Central to its prowess is the command line, a ...

awk does a lot of common work for you when you use it to process text files. It reads files a record at a time. Normally, a record is a single line. Then it splits the line on fields using whitespace, ...

The awk command can make it easy to remove duplicate characters from a string even when those characters aren’t sequential, especially when the process is turned into a script. First, the awk command ...

The awk command is a versatile text-processing tool in Linux. It filters and manipulates files using patterns, conditions, and actions. It supports a wide range of scenarios, making it straightforward ...

In the world of Linux, the command line is an incredibly powerful tool for managing and manipulating data. One of the most common tasks that Linux users face is processing and extracting information ...

As a relatively isolated junior sysadmin, I remember seeing answers on Experts Exchange and later Stack Exchange that baffled me. Authors and commenters might chain 10 commands together with pipes and ...