compression

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Compressing ASCII data to fit within a UTF-32 API?

I have an API that receives Unicode data, but I only need to store ASCII in it.I\'d like to compress & obfuscate (or encrypt) the string values that will be persisted in Unicode.[详细]

2023-03-26 04:22 分类：问答
java wrap GZIPOutputStream & ByteArrayOutputStream together - what am I doing wrong?

Main.java import java.io.IOException; public class Main { private final CompressedOutputStreamm_cos; public static void main(String[] args)[详细]

2023-03-26 02:20 分类：问答
Compressing measurements data files

from measurements I get text files that basically contain a table of float numbers, with the dimensions 1000x1000. Those take up about 15MB of space which, considering that I get about 1000 result fil[详细]

2023-03-26 01:30 分类：问答
Retrieving the key of an encryption if the data is known

Is there any possible way or attack to retrieve the key from encrypted data if a part of the original data is known? Also if a file is compressed and then encrypted, does the compression headers give[详细]

2023-03-25 22:24 分类：问答
Does a Python implementation of, or interface to, UCL exist?

UCL can be found here: http://www.oberhumer.com/opensource/ucl/ I am wondering if there is a Python implementation of this library or,开发者_运维百科 at minimum, a simple interface (via SWIG, or eve[详细]

2023-03-25 20:07 分类：问答
ruby - bzip files

I want to compress the files in ruby. for example I have file: base_1.txt base_2.txt base_3.txt I want these files compressed to base.bz[详细]

2023-03-25 19:47 分类：问答
Possible to combine several bz2 archives into one?

I have several (27) huge (several GB each) bz2 archive files that I need combined into one bz2 archive.Uncompressing them and then creating a new archive from what was just uncompressed is not an opti[详细]

2023-03-25 18:31 分类：问答
Py2App: File Needs to Be Included, but it is Too Large

At the moment, I\'m using py2app to convert python scripts to a standalone application. However, my scripts require a 2GB unix executable. Py2App isn\'t able to process a file that large as an include[详细]

2023-03-25 14:24 分类：问答
zlib/libz.dylib decompression

I\'m totally new to php and need some help with a script. can\'t figure out why the write doesn\'t work when the open works just fine.[详细]

2023-03-25 02:08 分类：问答
Compressed SWF format not supported/cws2fws issue

I am trying 开发者_运维百科to convert .swf to a .flv file using ffmpeg. When I got that error, I searched around and found that I should use cws2fws to somehow decompress the .swf file so that it can[详细]

2023-03-24 17:28 分类：问答