Changing IP Address or Server Name for Gallery configuration file

I was searching how to change the IP Address / Server Name for the  Open Source Gallery software. Finally realise how to change with command line
# vim /var/www/html/gallery/config.php
sdsdsd

.......
$gallery->app->photoAlbumURL = "http://computer-help-tips.blogspot.com/gallery";
$gallery->app->albumDirURL = "http://computer-help-tips.blogspot.com/gallery";
.......