Write the shell script program to assign the value in array variable is AIX, BSD, SOLARIS,HP-UX and retrieve from the array with help of for loop statement and display the elements and
number of elements of array.
How can I solve this?
Thi…
I was playing around with the touch command and as I entered the touch () command, I expected either an error or a new empty file named ()
Instead, I got this
root@rootuser:/home/rootuser/Desktop/Prac# touch ()
>
and it expects me to…
I have written a simple code that takes data from a text file( which has space-separated columns and 1.5 million rows) gives the output file with the specified column. But this code takes more than an hr to execute. Can anyone help me out…
I have a file that contains path names to directories like this:
~/subdirectory1/subdirectory2/…/a/
~/subdirectory1/subdirectory2/…/b/
…
~/subdirectory1/subdirectory2/…/z/
Wanted steps:
Open textfile
Fetch a line
Pass it to comman…
I want to get password from an third party server using API and then assign it to a RDS server:
Initially I think I can use $TF_VAR_password as a bridge to achieve that:
step 1: create an .env file:
cat test.env
export TF_VAR_password=<…
I have multiple repos on my remote server like this:
sourcecode/
repoA
repoB
repoC
Each time I have to work on the remote machine on a repo (say repoA), I do two things:
ssh
cd sourcecode/repoA on remote
Instead of doing this all the …
I need to run something like
mkdir /var/log/apache2/www/custom-name/
The problem is if some of directories in path are missing. Shell does not create missing directories but throws me an error.
Is it possible to make missing directories …
expecting anything but ”\n”; got it anyway @ line 67, column 33. 10:22:45
sh "
export subnet_id=$(aws –region ${env.region} ec2 describe-subnets –filter ‘Name=tag:Name,Values=’*${env.subnetregex}*” | jq -r ‘.Subnets[0].Subnet…
I want to take the output from a file and feed it in as arguments for a grep command on the same file that I want to execute against:
:~$ cat example
cat
dog
mouse
ant
:~$ cat example | xargs cat example | grep
Usage: grep [OPTION]… PAT…
I need to collect two columns based on the values from "ps -ef |grep" command output . In our organization users are trying starting pgbouncer with different command and options. my requirement is to to pick
pgbouncer binary and…
Deep learning is all hype these days. Learn some of the basics you’ll need to know before jumping into the world of DL and programming.
The post Deep Learning: The Absolute Minimum an Interested Developer Should Know appeared first on Simple Programmer.
I have a string like this:
line="06:13:41.817 INFO ProgressMeter – Traversal complete. Processed 46942 total variants in 2.2 minutes."
I want to extract 46942 and put in a variable.
I tried this, but it only removes the Processed…
I need to kill a list of processes on a remote server. I have the following script:
#!/bin/bash -xx
echo "Please Enter the processes to kill:"
read -r -e PROC_MA
typeset -i PROC_MA=$PROC_MA 2>/dev/null
echo "Enter a host…
****like last case statement when I run the code the output is __>bad variable name, and what can I do to improve it ./fib.sh: 43: read: 6: bad variable name
case $# in
0)
echo "plz insert 3 integer number \n" && read…
The input file which is shown below is generated by performing results of 2 other files
i.e awk ‘BEGIN{FS=OFS=","} FNR==NR{arr[$0];next} {print $1,$2,$3,$5,($4 in arr)?1:0}’ $NGW_REG_RESP_FILE $NGW_REG_REQ_FILE >> $NGW_REG_…
I have some set of commands and I want to retry max 5 times those command in case of failure.
So I tried to execute those command in loop.
I am doing something like below
# execute command1
n=0
until [ $k -ge 5 ]
do
command1 && …
I have these files in mydir:
APPLE_STORE_iphone12.csv
APPLE_STORE_iphonex.csv
APPLE_STORE_ipad.csv
APPLE_STORE_imac.csv
Need to rename the files after a matching pattern "APPLE_STORE_".
Required O/P
APPLE_STORE_NY_iphone12_20210…
I have a variable that contains a few lines of shell script (I thought it was Bash, but apparently not) and I want to run it in Python using subprocess.
The variable is:
cmd="""foreach r ( bin/gk/*_regression.xml )\
setenv r…
I’ve started multiple container services using docker-compose with following command –
docker-compose up -d –scale cluster-service=3
This starts three container services –
CONTAINER ID IMAGE …
I get list of folders using os.listdir..
python -c "import os; print os.listdir(os.getcwd())"
I want to pipe the output to a for loop in shell and iterate in tcsh shell to run a different command to which each folder can be used…