I have a CSV file (in which the field separator is indeed comma) with 8 columns and a few million rows. Here's a sample:
I'm wondering if there is any sed or awk command that can sum all columns for the rows with an identical identifier. For example, my file data.txt is set out as below, except that it contains ~1800 ...
There is one text file.(test.txt)
I would like to clear the line of ...
I have to find all file types using file -b $(find . -type f), sort them into unique categories, and print out top 4 most categories where the number is replaced with equal number of "#".
The output ...