an you explain bash exit status code? How do I set bash exit status in my Linux shell scripts?
installed OpenVPN VPN solutions on Ubuntu for my businesses to secure all data communications. I also set up Pin-hole ad blocker on Ubuntu server along with OpenVPN. How do I force Pi-hole to use Cloudflare DNS over HTTPS (DoH) to increase my privacy and security by preventing eavesdropping and manipulation of DNS data by man-in-the-middle attacks?
am trying to install package and doing some other work. But, getting the error that read as “perl: warning: Setting locale failed. perl: warning: Please check that your locale settings:
” How do I fix this problem on my Debian Linux server?
installed Linux on Intel NUC. I need to find Intel NUC BIOS version. How do I find out BIOS version, date, and model name of my Intel NUC using Linux command-line options?
configured Nginx server. However, it is sending the wrong content type. I need to force Nginx to send specific “Content-Type: text/xml; charset=UTF-8
“. How do I configure Nginx to override content type for given URL location?
am a new Linux user. How do I hide files and directories in Linux operating systems using the command line interface?
ow do I display or view Linux kernel parameters for currently running/booted kernel? How can I see Linux kernel command line parameters?