Remove Characters From the Start of a Binary File
This page answers questions like these:
- How to remove characters from the start of a binary file?
- How to remove characters from the start of a large binary file?
- How to remove characters from the start of a huge binary file?
- How to remove characters from the start of a massive binary file?
- How to remove characters from the start of a enormous binary file?
Related Links:
Remove Characters From the End of a Binary File
Remove Characters From the End of a Large File
Remove Characters From the Start of a Large File
Count Occurrences of a Hexadecimal Sequence in a File
Remove Characters From the Start of a Binary File:
dd if=FILE1 of=FILE2 bs=1 count=FILESIZE2 skip=BYTES
- Read through FILE1, skipping the first BYTES bytes, then copying FILESIZE2 bytes from file FILE1 to new file FILE2.
- Pros: Works for both text and binary files. With a carefully chosen value of FILESIZE2, can be used to simultaneously remove characters from both the start and end of a file!
- Cons: Very slow.
If the numbers FILESIZE2 and BYTES have a common factor, putting that factor into the bs parameter and dividing the FILESIZE2 and BYTES parameters by the common factor may alleviate this problem.
Related Links:
Remove Characters From the End of a Binary File
Remove Characters From the End of a Large File
Remove Characters From the Start of a Large File
Count Occurrences of a Hexadecimal Sequence in a File
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