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?
am a new Linux user. How do I hide files and directories in Linux operating systems using the command line interface?
am a new to shell scripting. How do I check for NULL value in a Linux or Unix shell scripts?
y bash shell script read a config file line-by-line
using a bash while loop
. I need to check if a string stored in $var starts with some value such as # character. If so I need to ignore that value and read the next line from my config file. How do I check if variable begins with # in bash shell scripting running on a Linux or Unix-like operating systems?
am a new Linux system user. How do I get the exit code of a command? How do I get the exit code of Linux or Unix shell command and store it into a shell variable?
need to read a list of file names from a text file named input.txt and take action each file name. How do I read file names from a text file and say run /bin/foo command on each file? How do I read filenames from a text file and take certain action on those files?
set up a new RHEL 8 VM from cloud images
, but my auto-completion of bash shell commands are not working. How do I enable autocomplete feature in RHEL 8 (Red Hat Enterprise Linux 8)? How do I write simple bash completion code in RHEL 8?