split file into two parts, at a pattern
How to split a large file into two parts, at a pattern?
awk
Command line argument in awk
I just want to implement if condition in awk. I created one file name : “simple_if” as below.
Keeping unique rows based on information from 2 of three columns
Suppose you have a file like this:
Show lines matching a pattern and the 4 lines before each
For example, from this file:
Are there versions of Unix that don’t have awk in default install?
Are there versions of Unix that don’t have awk installed by default?
Average rows with same first column
Given a file with two columns:
How to find what device a file is on (and use that in a script)?
I want to find out what device my file is on so that I can use it in a script. I can get this far:
Comparing two files using Unix and Awk
I need to compare two files, File1 and File2 (Separated by space) using 4 fields (Field 1, 2, 4 and 5 of File 1 with field1, 2, 4 and 5 of File2).
comparing the first column of two files and printing the entire row of the second file if the first columns match
I have two files in these formats:
Merging two files, one column at a time
I have 2 large files (3000 columns, 15000 rows) of the following format