do not wish to use Google Authenticator or Authy app that generates 2 step verification (2FA) codes on my iOS/Android phone. Is there any way I can produce 2FA codes from Linux command line for popular sites such as Gmail, Twitter, Facebook, Amazon and more?
an you explain bash exit status code? How do I set bash exit status in my Linux shell scripts?
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?
need to find out if my Linux server is running on 32-bit or 64-bit system. How do I know if my Linux is 32 bit or 64 bit?