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3
votes
0answers
812 views

In emacs, is there a way to Hex edit/view a buffer without losing the undo info?

When I use hexl-mode in emacs, it discards the buffer's undo info. Is there another way to hex-edit the buffer and yet retain the undo info? If there is no alternative hex-editor, is there a ...
2
votes
1answer
268 views

Modifying a set of binary files

I have several binary files with the character 0x04 in them, and I'd like to add an escape \ character before each. Is there a script I can use to do this without needing to manually edit each one?
7
votes
2answers
657 views

Can hd and od replace each other?

hd and od are both dump viewers of binary content. Can hd be used wherever od is and vice versa?
2
votes
1answer
1k views

remove carriage return character from large binary file

I have a large binary file ( nearly binary file ! ) which has many \r\n in it [ gets Generated in windows env and doesnt have controle over generating application ]. I want to remove \r from this ...
4
votes
4answers
4k views

Ubuntu vs. CentOS and Binary Compatibility

I am trying to install software that is built on CentOS 4.7. Do you know if it will also run in Ubuntu? I read CentOS is 100% binary compatible. Is the same true for the most recent version of Ubuntu? ...
6
votes
2answers
789 views

What is produced after using cat on an image?

Let's say one creates a file like so: touch myFile You enter some text in it with vim or whatever, and then use cat myFile to spit the contents out into the terminal. Now, what happens when I use ...
3
votes
1answer
583 views

Does research unix have any binary editor?

I cannot find any binary editor in v7 unix by reading volumn 1 of the manual. Is there any?
18
votes
5answers
28k views

Shell: How to read the bytes of a binary file and print as hexadecimal?

In shell, how can I read the bytes of a binary file I have, and print the output as hexadecimal numbers?
8
votes
4answers
20k views

How to use bash script to read binary file content?

I want to read a character and then a fixed length of string (the string is not null terminated in the file, and its length is given by the preceding character). How can I do this in a bash script? ...
158
votes
4answers
28k views

/usr/bin vs /usr/local/bin on Linux

Why are there so many places to put a binary in Linux? There are atleast these five: /bin/ /sbin/ /usr/bin/ /usr/local/bin/ /usr/local/sbin/ And on my office box, I do not have write permissions ...
18
votes
3answers
23k views

How to find binary executables within a directory

How do I list all binary executable files recursively within a directory? I use find command like this: find /mydir/mysubdir -executable -type f All executable files are listed (excluding ...