How to get the second column from command output?
-d is a delimiter, -f is the field to cut and with -f2- we intend to cut the 2nd field until end. This should work to get a specific column out of the command output “docker images”:
Why is the second column of the output messed up?
But the question is, some values in the second column contain space (s), which happens to be the default delimiter for awk to separate the fields. Therefore, the output is messed up:
How to format LS output into one column?
The following command will format the lsoutput into one column: ls -1 /directory Share Improve this answer Follow edited Feb 26 at 17:00 SharpC 24922 silver badges77 bronze badges answered Mar 16 ’15 at 15:36 ch0psch0ps
How to echo just 1 column of output from LS?
Lets say when I do ls command the output is: file1 file2 file3 file4 Is it possible to display only a certain column of output, in this case file2? I have tried the following with no success: ec…
How to extract 3rd Line 4th Column of a file?
1st column,2nd column on first line 3rd,4th on second line ect… I need to take one column of data and put it into the following format: 1st line,2nd line 3rd line,4th line 5th line,6th line
How to extract the 4th Column from a CSV file?
How can I use awk or any other unix command to extract the 4th column. I am looking for an efficient solution since my real file is big (> 2GB) Actually, a much easier way is to set the record separator in gawk: However, this will remove the trailing ” from the end of each column. To fix that you can print it yourself:
How do I extract certain columns from a text file in Unix?
Somehow I can never remember the cut command in Unix. But I occasionally want to remove certain columns from a text file of data. cut will do that. Here is a simple tab-delimited example. (Use the -d option to set a different column delimiter.) There are two other examples in the Search and Replace section of this KB article.