binary conversion issues

[Simon Forman]

godavemon wrote:
> I'm using python's struct and binascii modules to write some values
> from my parser to binary floats.  This works great for all of my binary
> files except one.  For some reason this file is saving to 836 (stated
> by my command shell) bytes instead of 832 like it should.  It sounds
> like an issue with whatever's writing that particular file out but I've
> checked it 100 times.  Also python can read in the 836 byte file, find
> it has a size of 832 bytes and convert back each value perfectly.
> However, when I read in the file in C++ it finds a file of size 836 and
> in the middle of the data starts spitting out junk.  Has anyone run
> into an issue like this or have an idea of what it could be?

Not enough information.

Code and data samples would help.