fileformat

libsvm model file format

According to this FAQ the model format in libsvm should be straightforward. And in fact it is, when I call just svm-train. As an example, the first SV for the a1a dataset is 1 3:1 11:1 14:1 19:1 39:1 42:1 55:1 64:1 67:1 73:1 75:1 76:1 80:1 83:1 On the other hand, if I use the easy.py script, my first SV ends up being: 512 1:-1 2:-1...

Identify file format from header?

I got some files , which has header, {AD08E961-F492-11d1-B0EA-00AA00683350}2.00:en_US:45015:021 Can you please help me in finding out, from which software it is created. Only information I have is, This file is created around 2000-2003. I want to parse these files and want to extract some data. Thanks, Sunny. ...

Parsing RealLegal's .PTX file format

Anyone have experience parsing the RealLegal PTX file format? I'm interested in creating a Mac reader client for this proprietary format. The PTX file format is in wide use for storing court and deposition transcripts. ...

I need to exchange data with different programs in text format what do you suggest ?

Hello, Our program needs to import/export data from/to different programs, each from specific independant proprieties. Most of these companies would send 2 text files: the first consisting of the data content along with a second one holding descriptions. Suppose this example: content file: TheArtofDeceptionKevin11.53 Description file:...

Perforce: Keeping Perforce from altering text-file format

Is there a way to tell Perforce to leave text files alone without setting the file-type as binary? Or barring that, is there a way to tell the Perforce client to diff binaries? Binary usually isn't desirable, because I lose the ability to diff. To clarify: If I edit and make changes to a *.txt file on my window client, newlines will...

Does SQLite have a machine portable file format that the C API can read/write?

I've tried passing binary SQLite DBs over the network between different OSes and architectures - it didn't work. What format are you all using? I've tried an unholy hack of copying SQLite's shell.c and calling shell_main() with a hacked up argc, argv, stdin with success on Mac. Pity I'm developing for the iPhone and it fails only there....

How do I search for "\n" without a preceding "\r" in vim ?

Vim won't convert fileformat if it sees inconsistent line endings. How can I find those ? ...

How to quickly determine whether a file is an image file using iPhone/iPad SDK

If I have a (potentially largish) file on disk, and I want to determine quickly whether UIImage will be able to load it. I don't necessarily trust the file extension to be reliable; I need to look at the actual data. I can (of course) load it into a UIImage, but that's relatively slow and rather memory intensive. I'd rather just peek a...

How do you create jpg format video's?

I've always thought .jpg was non-animated, but I've recently found several animations in .jpg format. 1) The obvious question - how do you create .jpg video's directly in the fileformat (not using javascript, for example)? 2) It's both hard to find examples of more .jpg format video's (unlike gif's, there aren't exactly archives of an...

Standard defining json file extensions?

Is there a standard or specification which defines json file extensions? I've seen .json used - is this just a commonly accepted practice or is it a requirement of some standards body for json saved in file format? ...

afconvert in iPhone reference library

Can you give me some information about using afconvert in iPhone to convert file formats? Or let me know some links that give me basic information on afconvert. I want to know the commands used - what do -f, -d , -c etc. stands for in: afconvert -f aac -d mp3 [input] [output] Where do I mention the source data format, file format and...

Which data format is used for recording?

Hello, When i record any audio file, i specify a file format to be recorded, but what is the data format it considers to record? For any audio file , how do we get to know its data format[codec]? Thank You. ...