need to check if a directory exists or not, within a shell script running on Linux or Unix-like system? How do I check if a directory exists in a shell script?
ow do I read my hard disk/SSD health using smartctl command on FreeBSD operating system? How can I hard drive health on FreeBSD and find out if my disk is dying?
am new to Linux programming and bash shell commands. I have a folder structure as dir1, dir2, dir3 and I would like to rename it as dir001, dir002, dir003. How do you rename multiple folders in Linux?
an you explain bash exit status code? How do I set bash exit status in my Linux shell scripts?
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?
ow do I install MariaDB database servers on OpenBSD Unix operating systems?
am a new to shell scripting. How do I check for NULL value in a Linux or Unix shell scripts?