Prepending to a multi-gigabyte file.

Posted by dafmetal on Stack Overflow See other posts from Stack Overflow or by dafmetal
Published on 2010-04-22T12:45:26Z Indexed on 2010/04/22 15:53 UTC
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Performance

What would be the most performant way to prepend a single character to a multi-gigabyte file (in my practical case, a 40GB file).

There is no limitation on the implementation to do this. Meaning it can be through a tool, a shell script, a program in any programming language, ...

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