i have problem , i want to modify a file without copy to another file so any one can give how to do it ? I tried following method to modify a given location or pointer in file but did not work .
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When you said "did not work", please be specific. I know what happened, but that's only because I can deduce it due to experience. Not everyone may be able to immediately call from memory that opening a file in write mode will truncate the file to 0 bytes. You can …
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