Oct 27, 2010 · To switch the terminal session to a different user, where that user can't exit back into the original user, use exec: $|# exec su - [username] This will technically login the new user in a new …

Oct 11, 2017 · The dot-slash, ./, is a relative path to something in the current directory. The dot is the current directory and the slash is a path delimiter. When you give the command touch ./a you say …

More precisely, a double dash (--) is used in most Bash built-in commands and many other commands to signify the end of command options, after which only positional ("non-option") arguments are …

Mar 23, 2016 · I used the date command and time format listed below to successfully set the date from the terminal shell command performed on Android Things which uses the Linux Kernal.

Firstly, if you want to change your timezone you can use: sudo dpkg-reconfigure tzdata To update the time and date from the internet on a Linux distribution that uses a modern version of systemd, you …

Oct 11, 2016 · I would like to display the contents of a text file on the command line. The file only contains 5-6 characters. Is there an easy way to do this?

Jul 7, 2011 · The command shows a condensed version of SSL certificate details as two lines. The two lines are equivalent to one certificate file within your chain. From the two lines that indicate one …

How would you find out how long a running process took to complete? Example: date; dd bs=1m if=/foo of=bar; date ^This example only has 1 second of resolution. Any shell is acceptable.

Is there a way to zip all files in a given directory with the zip command? I've heard of using *.*, but I want it to work for extensionless files, too.

247 uname -m gives i686 and uname -m gives i686 i386 output in Red Hat Enterprise Linux Server release 5.4 (Tikanga) machine. I need to install Oracle Database 10g Release 2 on that machine. …