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2
votes
1answer
2k views

How to enter non-ascii characters using hex or octal codes in vi

I'm trying to write a golfing library for postscript. But it needs to be condensed itself. So I need a convenient way to type-in arbitrary bytes within mostly ascii text. I know this can easily be ...
4
votes
2answers
107 views

Is adding ./bin a bad idea

I can't think of any reason why adding ./bin to my PATH environment would be a very bad idea. I usually create bin folders in my projects that I am working in and I hate doing bin/command, it would ...
10
votes
1answer
6k views

how to convert a shell script into binary executable?

I want to convert my shell scripts into binary executable so that nobody else could edit or read it.Is there any way to convert it into binary executable?
8
votes
2answers
6k views

How can I handle raw binary data in a bash pipe?

I have a bash function that takes a file as a parameter, verifies the file exists, then writes anything coming off stdin to the file. The naive solution works fine for text, but I am having problems ...
0
votes
1answer
271 views

Single-user binary installation location?

I'd like to install a binary for only my user, because I don't have root, and therefore don't have access to /usr/bin. I've tried ~/bin, and it can't find the binary. I'm on Mac OS 10.6.7. Is there ...
5
votes
2answers
647 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 ...
1
vote
2answers
1k views

diff binary files of different sizes?

Is there a neat way to see the difference between two binary files? They are mostly the same, but some bytes are changed, and one of the files has sequences inserted in some places. Diffing the ...
0
votes
1answer
517 views

Cannot execute binary file on Linux server [closed]

I'm currently trying to run Knime (a Java-based program) on a Linux server, and every time I try to execute the file (knime) it gives me a "cannot execute binary file" error. I've posted the relevant ...
0
votes
1answer
309 views

Output png as binary [closed]

Title says it all. I'm on a unix machine, can't figure it out. Sublime Text 2 opens the PNG as Hex and TextMate as ASCII. I need binary. How can I do it?
12
votes
5answers
14k 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?
4
votes
2answers
7k views

executing binary file: file not found

I know there are similar questions out there, but I haven't found a solution nor this exact case. The binary was built on Arch Linux using its GCC 4.7. The package works fine on the build system. The ...
5
votes
1answer
2k views

Are there alternatives for `dd`?

What other tools should I use to read and write files with truncation, seeking and skipping. dd's command line options seem inconvenient and foreign and I don't like choosing between slow, but precise ...
4
votes
3answers
931 views

Mystery of binary files

This is about files straight from the compiler, say g++, and the -o (outfile) flag. If they are binary, shouldn't they just be a bunch of 0's and 1's? When you cat them, you get unintelligible ...
0
votes
1answer
349 views

Is there a way to use/recompile libgio-2.0 on machine with libc-2.5?

I have a program (JavaFX 2, namely), and one of its binaries (libglass.so) requires libgio-2.0.so.0. The problem is, the system, on which I need to run the app, is quite old and mostly out of my ...
3
votes
2answers
1k views

how to find offset of one binary file inside another?

I have two binary files. One of few hundreds kilos and other of few gigabytes. I want to know whether the whole, smaller, file is contained within the larger one and if so then what is the offset from ...
4
votes
1answer
158 views

Linux from Binaries

I thought Linux from Scratch was a pretty cool tutorial, but I felt having to wait for everything to compile was a bit nerve-wreaking. Is there a tutorial similar to LFS except pre-compiled binaries ...
1
vote
1answer
454 views

How to change the default line length for od and hexdump

Is there any way to change the default line length for the od and hexdump commands? Can't see anything apropriate in the man pages.
2
votes
1answer
819 views

skype not found on Oneiric 64, but it is right there [duplicate]

Possible Duplicate: Can't execute some binaries in chroot environment (zsh: Not found) I have something weird here. Cannot find a file although it is right there. $ skype command not ...
3
votes
3answers
612 views

Is it a script or is it a binary?

At the end, it looks like it's just a regular sh script: [USER@MACHINE ~/Desktop/D] head -2 truecrypt-7.1-setup-x86 #!/bin/sh CHECKSUM=163123652 but @the scripts end: [USER@MACHINE ~/Desktop/D] ...
4
votes
1answer
2k views

How to follow (a la “tail -f”) a binary file from the beginning?

Is it possible to follow a binary file from the beginning, a la tail -f? This is useful in some cases, for example if I'm scping a file to a remote server, and at the same time I want to feed it to ...
-1
votes
0answers
100 views

what is the difference between “/sbin/nologin” and “/bin/false”? [duplicate]

Possible Duplicate: What's the difference between /sbin/nologin and /bin/false They are not having the same size. In what do they differ?
2
votes
1answer
226 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?
6
votes
1answer
437 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?
1
vote
1answer
887 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
2k 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? ...
3
votes
1answer
404 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?
8
votes
3answers
15k 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? ...