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Add a comment. 2. Note on the difference between who and whoami. The who command will always display the account that you used to login (the real user info). The whoami command will show your effective user. For example, if you login as "blammy", the who and whoami commands will display something like this: > who.
Mar 17, 2019 · whoami reports the current credentials of its own process. who and w report the active login sessions table from the login database. BSD doco notes that whoami does a subset of the job of id, and that id renders it obsolete. A system does not have to have an active login sessions table.
Jul 10, 2017 · 6. When you type: $ who am i. In a shell (any shell), the first word (who) is parsed as "the command". So, who is searched in the PATH, and after it is found, all other parameters/words/arguments are given to the command as arguments. It is the job of who to interpret the arguments. In fact, in linux, the manual of who has this to say about 'am i':
Aug 20, 2017 · whoami is mean to show you what the effective user id is of the person running it. It returns just a single name, like this (and is equivalent to running id -un): ckhan I think you may have literally typed who am i at the terminal, which ran who with two ignored arguments (am, i). See man who and man whoami for more details.
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I know su stands for switch user. 1. This command does a full login. Probably to reset the environment. 2. The quotes execute the command and insert the returned value in that position. So if your user name is xyz, the command gets su - xyz 3. The - is the same as -l, see man su. Basically it simulates a full login.
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I know that pwd gives the current working directory, hostname gives the current host and whoami gives the current user. Is there a single unix command that will give me the output of. whoami@hostname:pwd so that I can quickly paste the output into an scp command?
Sep 30, 2020 · getent passwd $(whoami) | cut -d: -f5 | cut -d, -f1 | cut '-d ' -f1 getent passwd tends be the better way to get user information compared to grep [pattern] /etc/passwd, since getent also supports LDAP or NIS if the system is configured to use that for user management. cut -d: -f5 takes the 5th field from the colon-separated password entry.
Oct 8, 2018 · It must get the user's name using the whoami command and store it in a variable called username. It must take a single parameter which is the name of the file to be searched. It must grep to search the specified file for occurrences of the user's name and print them.
