Rubinium.org

I needed a pie chart widget for a project so I made one. I used cairo for rendering of course. This API has add_segment and remove_segment functions but I will change that to take a tree model. There are almost no options or style at this point which would obviously be important but I have [...]

This is a function from my library that can be used to decode a degrees-minutes-seconds (DMS) string to a decimal degrees.
Enjoy.

/* ——————————
Function: geo_dms_to_deg
Parse a degrees-minutes-seconds (DMS) value string into a double floating
point in degrees.
 
Parameters:
str [...]

This is just a generic search and replace. Really you could make a macro for any search and replace you do on a regular basis.

;;; A interactive function for replacing all dos
;;; carriage returns (^M) with Unix
;;; line feeds in a selected buffer.
(defun dos2unix (buffer)
"Automate M-% C-q C-m RET C-q C-j [...]