Something About Emacs

In this series, I will write something about Emacs.

motion commands of c-mode

Keystokes	Command name	Action
C-M-a	beginning-of-defun	Move to the beginning of the body of the function
C-M-e	end-of-defun	Move to the end of the function
C-M-h	c-mark-function	Put the cursor at the beginning of the function, the mark at the end
C-c C-q	c-indent-defun	Indent the entire function according to indention style

Eshell

• Mastering Eshell
• Eschewing Zshell for Emacs Shell
• howardabrams dot-files
• WikiEmacs Eshell

Keystrokes	Command name	Action
C-c M-b	eshell-insert-buffer-name	Insert the printed buffer name at point
C-c M-v	eshell-insert-envvar	Inserts an environment variable name at point

Eshell pseudo-devices:

• /dev/clip sends the output to the clipboard
• /dev/kill sends the output to the kill ring

Eshell support both login and profile/rc shell script. Refer to variable eshell-login-script and eshell-rc-script.

MySQL

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Keystrokes	Command name	Action
M-x -my	sql-mysql	connect MySQL and open sql buffer
C-u M-x -my	sql-mysql	start a new connection with MySQL

Registers

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Keystrokes	Command name	Action
C-x r w R	window-configuration-to-register	Save the state of the selected frame’s windows in register R
C-x r j R	jump-to-register	restore a window or frame configuration
C-x r f R	frameset-to-register	Save the sate of all frames, including all their windows, in register R

When you restore a configuration, any existing frames not included in the configuration become invisible.