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--- linux:general_bash-ery [2023/01/12 16:35] – mgupton
+++ linux:general_bash-ery [2023/04/10 11:35] (current) – [Command Delimiter] mgupton
@@ Line 7: / Line 7: @@
   * ''Meta + y'', cycle through previous values in clipboard
-=== Command Line Search ===
+=== Command Line History Search ===
-Use Ctrl-r to reverse search command history and Ctrl+s to forward search
+Use ''Ctrl + r'' to reverse search command history and ''Ctrl + s'' to forward search. ''Esc'' selects the current line and restores it to the active command line. ''Ctrl + g'' cancels the history search without recalling a line to the active command line.
+Add the following to the ''bashrc'' to disable the flow control function of ''Ctrl + s''
 <code bash>
 stty -ixon # enabled forward search with Ctrl+s by disabling XON/XOFF flow control
@@ Line 19: / Line 21: @@
     * Opens the current command line in the default editor. For ''vi'' you can exit with '':cq'' to cancel the command.
     * ''fc'', fixed command opens the last command in the editor
+====== History ======
+  * ''history -a'', append the current session history to the history file
+  * ''history -s <cmd line>'', save the specified command line to history without executing it. Alternatively, prefix a line with the comment character (#) and it will be saved to history as a comment.
+====== Command Delimiter ======
+Automatically run a command after every command ran in the shell that prints a line that includes the current time. It makes it easier to spot commands being ran when scrolling back in the terminal.
+<code bash>
+PROMPT_COMMAND='printf "\e[32m---------------------------$(date +%Y-%m-%dT%H:%M:%S%z)---------------------------\n\e[0m"'
+</code>
+Example output
+<code>
+---------------------------2023-04-07T21:12:28+0000---------------------------
+</code>