All Questions
4 questions
5
votes
3
answers
2k
views
How to align the output generated in a shell "for" loop by columns
I'm trying to align output from a bash for loop.
Currently, I'm getting output from my loop that looks like so:
Directory: /some/long/directory/path Remote: some-remote
Directory: /some/dir/path ...
- 187
-1
votes
1
answer
4k
views
how to use echo or printf with xargs to iterate over a list from a file?
In poking about with xargs, as here:
nicholas@gondor:~/x$
nicholas@gondor:~/x$ xargs echo < list.txt
1 2 3
nicholas@gondor:~/x$
nicholas@gondor:~/x$ cat list.txt
1
2
3
nicholas@gondor:~/x$
how ...
-2
votes
1
answer
2k
views
Printf appending fails
I Tried to run the following similar commands in CentOS (12.x):
printf "\nhello" "$HOME"/.bashrc
printf "\nhello" ${HOME}/.bashrc
After execution I display the content of the .bashrc file and see ...
3
votes
1
answer
1k
views
How do I print hyphens if a variable is empty?
I am collecting windows system information using wmic on Linux system. For that purpose, I make various wmic calls and their output is stored in some variables. After required data is collected, I ...
- 3,344