All Questions
12,157
questions
-2
votes
0
answers
24
views
Understanding the Connection and Differences between Shell, Bash, Unix, Linux [closed]
This is my first question on StackOverflow!Over the last months, I have been struggling to get my mind around the topics that I have mentioned above in the title.I have been trying to learn key-...
- 1
-1
votes
0
answers
12
views
character like '\' coming in SQL output while assigning the output to a variable in shell script [duplicate]
I am trying to run a SQL query in shell script and assigning its output to a variable.
When I run the script in Putty in the output variable character like \ is coming in data.
But when I run the same ...
-2
votes
0
answers
24
views
Unable to read multiple output returned from a sql query in shell script [closed]
How can I read multiple columns output from a sql and assign them to a variable and then read each row returned one by one and use those variables in each loop run to perform my if else function
...
-3
votes
0
answers
21
views
Find Todays file only in unix using find command [duplicate]
find -maxdepth 1 -type f -mtime -1
find -iname 'file_name*.gz' -mtime -1
why the commands giving me files from yesterday's date.
Require: - how to fetch some particular files created for today's date ...
- 1
1
vote
1
answer
67
views
Multiprocessing in bash [duplicate]
I wrote a script (wrapper) over one python project.
here are the links:
https://github.com/daniellerch/aletheia
https://daniellerch.me/stego/aletheia/intro-en/#aletheia-commands
The essence of the ...
- 11
1
vote
2
answers
49
views
`find` behaves unintuitively when pruning directories
I have few files under the current directory,
./a.txt
./b.txt
./dir1/c.txt
./dir1/d.txt
When I execute find . -path './dir1' -prune -o -name "*.txt",
as expected, it excludes everything ...
- 25
-2
votes
2
answers
46
views
Shell Bash Comparing expr result of IF [duplicate]
I am learning shell bash now, and tried to figure it out how to compare expr result on IF condition.
Basically want to return only odd natural numbers
The code
a=1
while [ $a -lt 10 ]
do
echo &...
- 3
0
votes
1
answer
42
views
Retrieving user and group name of a file and storing it in different variables in Linux using Ansible
How to retrieve the user and group name associated with a file in Linux using Ansible, i repeat not id's but names. Or if there is any shell command that i can use in Ansible. I checked even in the ...
- 11
0
votes
3
answers
133
views
How do I exit from nested shells at the command line without accidentally closing/exiting my terminal?
If I am typing in a terminal and do this
% bash
% [enter many commands in this shell]
% bash
% [enter many commands in this shell]
. . .
(could be zsh instead of bash) and I forget how many shells ...
- 1,262
0
votes
1
answer
54
views
bash script - check number of input arguments based on one input argument value
I have to create a bash script for which i need to give input arguments based on action type: insert/update.
In case of insert the bash script will need 3 input arguments but in case of update are ...
0
votes
0
answers
29
views
Shell script - shh remote connection - need to press control C to execute touch commands [duplicate]
#!/bin/bash
if ssh -o StrictHostKeyChecking=no userid@serverip 'df -h';
then
echo "Conn Success"
array12=(
/home/uid/test
...
- 71
0
votes
0
answers
45
views
sh spawn expect - handling multiple lines in expect command
I am encrypting source files using PGP encryption. After importing the key, every time I run the script it is expecting a confirmation. But in Production I am planning to use spawn and expect commands,...
-1
votes
1
answer
60
views
how to print block like characters in unix
How can I make "▒" in unix shell script like this -->
- 119
1
vote
1
answer
53
views
Assign maxsize for disk space using shell scrip
I want to create a script whereby I need to assign the MAXAVAILSIZE of disk space. And, when the Avail size is greater than or equal to the MAXAVAILSIZE, it will gzip the log files.
Example:
...
- 31
0
votes
0
answers
56
views
Can we use SFTP GET command to retrieve the latest file from the directory? [duplicate]
I looked for a solution to retrieve the latest file from the directory and found in google in this very website.
latest_remote_file = $(ssh username@server_name 'ls -tr /path | tail -n 1')
scp -r ...
