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--- pages:howtos:bash:bash-command-line-tricks [2022/11/24 13:24] – [Keyboard Shortcuts] mischerh
+++ pages:howtos:bash:bash-command-line-tricks [2022/11/25 15:09] (current) – [exit terminal but leave all processes running] mischerh
@@ Line 320: / Line 320: @@
 </sxh>
+===== Prevent command from appearing in history =====
+just type a leading <key>space</key>
+<sxh bash; gutter: false>
+ echo "SUPERSAFEPASSWORD" > ~/mypassword.txt
+^- this is SPACE
+</sxh>
+===== Edit/change last typed command =====
+<sxh bash; gutter: false>
+cat /home/user/.bashrc
+fc
+# or
+^bash^vim
+</sxh>
+===== SSH Tunnel =====
+**-N**: Do not execute a remote command.  This is useful for just forwarding ports.  Refer to the description of SessionType in ssh_config(5) for details.
+<sxh bash; gutter: false>
+ssl -L <localport>:<remoteip>:<remoteport> user@hostname -N
+# e.g. local port 8080 to remote localhost:80
+ssl -L 8080:172.0.0.1:80 user@hostname.tld -N
+</sxh>
+===== Create multiple folders =====
+<sxh bash; gutter: false>
+mkdir -pv /home/user/folder{1,2,3}/{a..z}
+</sxh>
+===== tee - Intercept STDOUT and log to file=====
+<sxh bash; gutter: false>
+cat ~/.bashrc | tee -a ~/LOGWHATSHAPPENING.log | cat > /dev/null
+</sxh>
+===== exit terminal but leave all processes running =====
+<sxh bash; gutter: false>
+disown -a && exit
+</sxh>
+===== Simultaneously copy a file, change permissions/owner/group and create the required directories =====
+<sxh bash; gutter: false>
+install -v -C --mode 0775 --owner <USER> --group <GROUP> /sourcedir/file /targetdir
+</sxh>
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 ~~DISCUSSION~~