I got tar archives containing a lot of very small JSON files. Each day I get a new tar archive. Now I want to combine the daily tar archives into a yearly tar archive and compress it. I do that…
I have some ascii banners saved to plain text files that I use for different things and have used various ways to randomize the colors, but I haven't come up with a way to give every character a different color…
I'm writing a script to remotely install linux software updates (which use a .bin updater tool) using Expect. I'm having trouble matching one block, and I've tried a bunch of variations with no success. I've gotten other similar scripts to…
I need to get content of file in bash but i only need specific words which are ahead of a key word. The file looks like this: conn NameOfConnection1 some settings conn NameOfConnection2 some settings conn NameOfConnection3 some settings I…
Many shell scripts, including the bash profile, are simply lists of environment variable settings. One such script on Debian is /etc/os-release which looks like this: PRETTY_NAME="Debian GNU/Linux 10 (buster)" NAME="Debian GNU/Linux" VERSION_ID="10" VERSION="10 (buster)" VERSION_CODENAME=buster ID=debian HOME_URL="https://www.debian.org/" SUPPORT_URL="https://www.debian.org/support" BUG_REPORT_URL="https://bugs.debian.org/" The…
As written in the title, I am having some problem with my cron job script not executing. I am using CentOS 7. My crontab -e looks like this: 30 0 * * * /opt/abc/efg/cron_jobs.sh >> /opt/abc/logs/cron_jobs.log My cron_jobs.sh looks like…
I am automating dpkg-sig installation for one of my project purpose. Now I want to install it noninteractive way. I have added the following in a file inside /etc/sudoers.d/ Cmnd_Alias DPKGSIG_INSTALL = /usr/bin/apt install -y dpkg-sig, /bin/apt install -y dpkg-sig…
The question is related on Linux like Debian or Ubuntu, bash and a given function which use RANDOM. Every improvement should use bash only. Given are the follow function: getRND(){ min="${1:-1}" ## min is the first parameter, or 1 if…
I am trying to invoke a bash script requiring sudo upon receiving a web service call using FCGI Wrap and NGINX. I have two scripts, one calling the other. The 'outer' one is meant to be called by the web…
I am working on a Bash scripting project in which I need to delete one of two files if they have identical content. I should delete the one which comes last in an alphabetical sort and in the example output…