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Old September 17th 17, 01:49 AM posted to alt.windows7.general
Mike S[_4_]
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Posts: 496
Default 32 & 64 bit Programs

On 9/16/2017 9:22 AM, Mayayana wrote:
"Paul" wrote

| Is there an easy way to tell if an app is 32 or 64 ?
|
| Probably answered before but can't recall ....
|
| Mayayana probably has some code for this.
|
| I on the other hand, specialize in answers you won't like :-)
|

I think you should get the Pithy Response of the Month
for that one.

Actually, Mayayana considered firing up HxD and
documenting the actual header differences, but then
he had a moment of common sense and realized:

* SteveGG asks dumb questions for no apparent reason.

* SteveGG can't even be bothered to pick the right
newsgroup, often multi-posting to both Win7 and
Win10.

* Who cares? If I'm on 32-bit and try to run 64-bit
it won't work. If I download an installer it tells me.
If I'm on 64-bit then I can tell by the parent folder.


Lol, if they don't have a hex editor, even a text editor can be used:

"Open the executable in text editor....

Check the first printable characters after the first occurrence of PE.
This part is most likely to be surrounded by at least some whitespace
(could be a lot of it), so it can be easily done visually.

Here is what you're going to find:

x86: PE L

x64: PE dâ€*

https://superuser.com/questions/3584...bit-on-windows

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