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Binary File Comparison...

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  • C Offline
    C Offline
    code frog 0
    wrote on last edited by
    #1

    Does anyone know of a reliable program that will let you do binary file comparison? I have a corrupted data file that is a week old and a good data file that is a month old. If possible I'd like to compare their binary formats and see if I can somehow repair the bad by looking at the good. If you have any suggestions that'd be cool. I'm asking here instead of Google because I need to know of a program that for sure does what I'm asking. So I'm hoping someone here has tried what I am suggesting and can recommend a good tool if such a thing even exists. I tried ultra compare but it wasn't "the droid I was looking for".:rolleyes:

    As this has a 'real world' flavor to it. If I can find something that does what I'm asking I promise an article. It's just too cool an idea to not delve into.:cool:

    I M D M G 8 Replies Last reply
    0
    • C code frog 0

      Does anyone know of a reliable program that will let you do binary file comparison? I have a corrupted data file that is a week old and a good data file that is a month old. If possible I'd like to compare their binary formats and see if I can somehow repair the bad by looking at the good. If you have any suggestions that'd be cool. I'm asking here instead of Google because I need to know of a program that for sure does what I'm asking. So I'm hoping someone here has tried what I am suggesting and can recommend a good tool if such a thing even exists. I tried ultra compare but it wasn't "the droid I was looking for".:rolleyes:

      As this has a 'real world' flavor to it. If I can find something that does what I'm asking I promise an article. It's just too cool an idea to not delve into.:cool:

      I Offline
      I Offline
      ied
      wrote on last edited by
      #2

      Command Prompt: fc /b file1 file2 :)

      C 1 Reply Last reply
      0
      • I ied

        Command Prompt: fc /b file1 file2 :)

        C Offline
        C Offline
        code frog 0
        wrote on last edited by
        #3

        No! Way! Tell me it's not that simple!!??!!??!! :-O Is there a GUI version? {Hmmm, now that I can probably Google.} :-\

        I 1 Reply Last reply
        0
        • C code frog 0

          Does anyone know of a reliable program that will let you do binary file comparison? I have a corrupted data file that is a week old and a good data file that is a month old. If possible I'd like to compare their binary formats and see if I can somehow repair the bad by looking at the good. If you have any suggestions that'd be cool. I'm asking here instead of Google because I need to know of a program that for sure does what I'm asking. So I'm hoping someone here has tried what I am suggesting and can recommend a good tool if such a thing even exists. I tried ultra compare but it wasn't "the droid I was looking for".:rolleyes:

          As this has a 'real world' flavor to it. If I can find something that does what I'm asking I promise an article. It's just too cool an idea to not delve into.:cool:

          M Offline
          M Offline
          M dHatter
          wrote on last edited by
          #4

          Just open up vs and use the binary reader and writer classes to compare bits in a loop. If a bit doesnt match up record its position and continue til you hit the correct bit. And i thought you were a coder. :P

          KISS "Keep It Simple, Stupid"

          1 Reply Last reply
          0
          • C code frog 0

            Does anyone know of a reliable program that will let you do binary file comparison? I have a corrupted data file that is a week old and a good data file that is a month old. If possible I'd like to compare their binary formats and see if I can somehow repair the bad by looking at the good. If you have any suggestions that'd be cool. I'm asking here instead of Google because I need to know of a program that for sure does what I'm asking. So I'm hoping someone here has tried what I am suggesting and can recommend a good tool if such a thing even exists. I tried ultra compare but it wasn't "the droid I was looking for".:rolleyes:

            As this has a 'real world' flavor to it. If I can find something that does what I'm asking I promise an article. It's just too cool an idea to not delve into.:cool:

            D Offline
            D Offline
            Donny Kurnia
            wrote on last edited by
            #5

            KDiff is a good tools. It can compare text and binary file, not just two but it can do three file comparation. See other feature here: http://kdiff3.sourceforge.net/doc/features.html

            1 Reply Last reply
            0
            • C code frog 0

              No! Way! Tell me it's not that simple!!??!!??!! :-O Is there a GUI version? {Hmmm, now that I can probably Google.} :-\

              I Offline
              I Offline
              ied
              wrote on last edited by
              #6

              Tsk tsk, kids these days. :-D fc is an old favorite standby of mine. -- Ian

              1 Reply Last reply
              0
              • C code frog 0

                Does anyone know of a reliable program that will let you do binary file comparison? I have a corrupted data file that is a week old and a good data file that is a month old. If possible I'd like to compare their binary formats and see if I can somehow repair the bad by looking at the good. If you have any suggestions that'd be cool. I'm asking here instead of Google because I need to know of a program that for sure does what I'm asking. So I'm hoping someone here has tried what I am suggesting and can recommend a good tool if such a thing even exists. I tried ultra compare but it wasn't "the droid I was looking for".:rolleyes:

                As this has a 'real world' flavor to it. If I can find something that does what I'm asking I promise an article. It's just too cool an idea to not delve into.:cool:

                M Offline
                M Offline
                mejax
                wrote on last edited by
                #7

                There is Beyond Compare.

                1 Reply Last reply
                0
                • C code frog 0

                  Does anyone know of a reliable program that will let you do binary file comparison? I have a corrupted data file that is a week old and a good data file that is a month old. If possible I'd like to compare their binary formats and see if I can somehow repair the bad by looking at the good. If you have any suggestions that'd be cool. I'm asking here instead of Google because I need to know of a program that for sure does what I'm asking. So I'm hoping someone here has tried what I am suggesting and can recommend a good tool if such a thing even exists. I tried ultra compare but it wasn't "the droid I was looking for".:rolleyes:

                  As this has a 'real world' flavor to it. If I can find something that does what I'm asking I promise an article. It's just too cool an idea to not delve into.:cool:

                  G Offline
                  G Offline
                  Garth J Lancaster
                  wrote on last edited by
                  #8

                  I second 'Beyond Compare' qv 'mejax's reply - its cheap and worthwhile having - can even produce html output of differences etc 'g'

                  1 Reply Last reply
                  0
                  • C code frog 0

                    Does anyone know of a reliable program that will let you do binary file comparison? I have a corrupted data file that is a week old and a good data file that is a month old. If possible I'd like to compare their binary formats and see if I can somehow repair the bad by looking at the good. If you have any suggestions that'd be cool. I'm asking here instead of Google because I need to know of a program that for sure does what I'm asking. So I'm hoping someone here has tried what I am suggesting and can recommend a good tool if such a thing even exists. I tried ultra compare but it wasn't "the droid I was looking for".:rolleyes:

                    As this has a 'real world' flavor to it. If I can find something that does what I'm asking I promise an article. It's just too cool an idea to not delve into.:cool:

                    D Offline
                    D Offline
                    DJ van Wyk
                    wrote on last edited by
                    #9

                    I use the Compare by Content function in Total Commander, it's pretty and very useful.

                    1 Reply Last reply
                    0
                    • C code frog 0

                      Does anyone know of a reliable program that will let you do binary file comparison? I have a corrupted data file that is a week old and a good data file that is a month old. If possible I'd like to compare their binary formats and see if I can somehow repair the bad by looking at the good. If you have any suggestions that'd be cool. I'm asking here instead of Google because I need to know of a program that for sure does what I'm asking. So I'm hoping someone here has tried what I am suggesting and can recommend a good tool if such a thing even exists. I tried ultra compare but it wasn't "the droid I was looking for".:rolleyes:

                      As this has a 'real world' flavor to it. If I can find something that does what I'm asking I promise an article. It's just too cool an idea to not delve into.:cool:

                      B Offline
                      B Offline
                      benjymous
                      wrote on last edited by
                      #10

                      010 editor[^] is incredibly useful - it can do binary diffs, but it's most handy feature is the ability to map C style structs[^] to your binary data so you can browse the structures in a far more human readable way. That's saved my bacon many times, believe me! (Ok, it's not free, but $50 isn't bank breaking, either, and there's a free trial to make up your mind!)

                      modified on Thursday, January 31, 2008 3:43:35 AM

                      L 1 Reply Last reply
                      0
                      • B benjymous

                        010 editor[^] is incredibly useful - it can do binary diffs, but it's most handy feature is the ability to map C style structs[^] to your binary data so you can browse the structures in a far more human readable way. That's saved my bacon many times, believe me! (Ok, it's not free, but $50 isn't bank breaking, either, and there's a free trial to make up your mind!)

                        modified on Thursday, January 31, 2008 3:43:35 AM

                        L Offline
                        L Offline
                        L Braun
                        wrote on last edited by
                        #11

                        or have a look at a free hex editor like HxD http://www.mh-nexus.de/[^]

                        1 Reply Last reply
                        0
                        • C code frog 0

                          Does anyone know of a reliable program that will let you do binary file comparison? I have a corrupted data file that is a week old and a good data file that is a month old. If possible I'd like to compare their binary formats and see if I can somehow repair the bad by looking at the good. If you have any suggestions that'd be cool. I'm asking here instead of Google because I need to know of a program that for sure does what I'm asking. So I'm hoping someone here has tried what I am suggesting and can recommend a good tool if such a thing even exists. I tried ultra compare but it wasn't "the droid I was looking for".:rolleyes:

                          As this has a 'real world' flavor to it. If I can find something that does what I'm asking I promise an article. It's just too cool an idea to not delve into.:cool:

                          K Offline
                          K Offline
                          krmed
                          wrote on last edited by
                          #12

                          Another excellent tool that will do binary (or other) file comparison and MUCH more is called Hex Workshop. For a programmer, it's really a handy tool. It's not totally free, but you can download the 30-day trial from www.bpsoft.com[^] and if you decide to purchase, it's only $49.95 (USD) for a single license.

                          Karl - WK5M PP-ASEL-IA (N43CS) PGP Key: 0xDB02E193 PGP Key Fingerprint: 8F06 5A2E 2735 892B 821C 871A 0411 94EA DB02 E193

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