Javascript: force client to reload javascript files

Ctrl+F5

or add a version information in file specification, and change it every time the js file is updated

<script type="text/javascript" src="file.js?1.1"></script>

OSX: from 10.9.2 to 10.9.3

Install the OS X Mavericks 10.9.3 Update (Combo)
Use MultiBeast 6.3 with this conf.

Reboot, et voila:

XEmacs: show ^M (\r)

M-x find-file-literally /path/to/file