How to turns this piped command into an single Awk invocation?

I am formatting an input file using:

Awk how to turns this piped command into an one-liner command?

I am formating an input file using :

Compare two files using only first column

I have two files:

awk confuse columns when printing tabulated files

I have a simple problem with awk but I don’t know how to solve it.

Counting the number of lines and characters in a file separated by a specific character

I have a text file with the following format:

Fill column with longest value for each repeated element

I have the following csv file with repeated values in column1.

awk merging files where col value is in range

I have a tab delim dataset1

awk merging files where col value is in range

I have a tab delim dataset1

What is the correct way to use a regex pipe in an awk field separator?

Consider the string hello(world).

Remove lines when specific colums have the same value

I have this 16 columns file (tab separator) :