Selecting an application

[Richard Gaskin]

Yates, Glen wrote:

> This is just plain false, never rely on the existence or non-existence of a
> file extension to determine whether a file is executable or not, as files
> can be named whatever you want, and changing the name obviously (or perhaps
> not so obviously for windows lusers) has no effect on the file itself.
> 
> As anecdotal evidence, I have a friend who gives all executable files (apps)
> he creates a .x extension to signify (to him) they are executable. I've also
> seen .bin, .exe and .app

Good point.  I had thought I'd seen a lot of .app on Irix way back when, but
it was so long ago I wasn't confident.

Given this, by what method can we distinguish an executable on UNIX/Linux?

-- 
 Richard Gaskin 
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