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commit 06777bbb1efb4701dae54e8237f04beadb3de4f6
parent e846df30bdd5f90c743a6ecc997860f371accc6a
Author: pyratebeard <>
Date:   Thu, 22 Dec 2022 13:33:45 +0000


Aentry/ | 26++++++++++++++++++++++++++
1 file changed, 26 insertions(+), 0 deletions(-)

diff --git a/entry/ b/entry/ @@ -0,0 +1,26 @@ +Have you ever created a directory in a long file path, then have to type out the long file path again with `cd`? Well no more! +``` +mkdir /a/super/long/file/path/to/my/new/directory/ +cd !$ +``` + +In shells the exclamation mark (!) can be used as an event designator to reference the command history. A lot of users have probably come across this for running the last command again, maybe if they forgot to use `sudo` +``` + ──── ─ pacman -Syu +error: you cannot perform this operation unless you are root. + ──── ─ sudo !! +``` + +It can also be used with a number to run that command from the history, for example to run the very first command in your history incant +``` +!1 +``` + +Something I use quite a lot is the ability to reference a field from the last command, mostly the last field `$`. As shown above you can use it to navigate to a directory you have just created, or repeat a username +``` + +``` + + + +These event designators are quite extensive so check the manpages for more information.