geany-plugin-insertnum 0.21.1.dfsg-2 (amd64 binary) in ubuntu precise

 This plugin for Geany replaces a (possibly zero-width) rectangular selection
 with integer numbers, using start/step/base etc. specified by the user. For
 practical reasons, the number of lines is limited to 500000.
 .
 Geany is a small and lightweight integrated development environment using the
 Gtk+ toolkit.