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1 vote
0 answers
74 views

I was trying to understand the BCJ ARM64 filter in xz here, (also the 7zip version for reference) I don't understand the case for the ADRP instruction, this is the snippet for it from xz: else if ((...
4 votes
1 answer
97 views

I'm using LibLZMA (aka xz-utils) to decompress binary file produced by apache-commons-compression library. I made sure the Java program outputs XZ binary, and I've tried decompress it using 7zip which ...
Rabbit0w0's user avatar
  • 105
0 votes
0 answers
143 views

I have a large file 'myfile.csv.xz' that I want to read using the polars package. When I do pl.read_csv(myfile.csv.xz) it fails with error ComputeError: invalid utf-8 sequance. If I do pl.read_csv(...
0 votes
1 answer
231 views

In LINUX there is this very specific compression utility/tool at /usr/bin/xz. Now I am on Windows 10 x64 running PHP 8.1 and I have a php library, that in one line of its code call this very specific ...
theoneiam's user avatar
0 votes
0 answers
141 views

I am doing this using lzma strm decoder and maintain position variable till we have read the file and using seekg(postion) before decoding but when second time function is called but I am receiving ...
0 votes
1 answer
348 views

I’ve heard about a critical vulnerability found in SSH servers, particularly affecting XZ utility versions 5.6.0 and 5.6.1, as well as the liblzma library. This vulnerability is tracked under CVE-2024-...
Kailash's user avatar
  • 99
0 votes
1 answer
441 views

I read XZ's specification and I want to get uncompressed size. There is nothing like this in the footer or header. Am I supposed to: read "Backward Size" from the header calculate: ...
Tom's user avatar
  • 3,072
0 votes
1 answer
403 views

I'm following this (rather old) article about building a Raspberry Pi image using Packer: https://linuxhit.com/build-a-raspberry-pi-image-packer-packer-builder-arm/ The process works great except that ...
1 vote
1 answer
1k views

I am installing R-4.2.2 under my $HOME path on a Red Hat 4.8.5-28 server. When I run ./configure --prefix=$HOME/R --enable-R-shlib I found the error: checking whether bzip2 support suffices... yes ...
GG Bond's user avatar
  • 25
3 votes
0 answers
328 views

I am developing a custom file format consisting of a large number of integers. I'm using XZ to compress the data as it has the best compression ratio of all compression algorithms I've tested. All ...
spaceface's user avatar
0 votes
1 answer
554 views

I have a tar.xz file. So far I have seen many file extractions but not with tar.xz files with passwords. Please, thank you for your help.
4 votes
3 answers
4k views

I have a problem with checking uncompressed size from archive tar.xz without extract whole archive. I know that for tar.gz I can use gzip or zcat but for tar.xz it dosnt work. Any sugestion how to do ...
simon's user avatar
  • 57
3 votes
2 answers
1k views

My goal is to be able to reduce time needed to look at specific sections from the middle of very large log files compressed to .xz format. If the .xz files are for example 6GB compressed and 60GB ...
0 votes
2 answers
514 views

I'm currently trying to figure out the contents of an anaconda package called XZ. From my understanding, the package provides binding for XZ Utils (data compression tool). I'm trying to figure out the ...
Zar's user avatar
  • 1
1 vote
0 answers
2k views

I have a zipped file which contains a csv, compressed with xz. I want to unzip it into the memory, and read wit pandas' read_csv method. Pandas knows xz compression data = pd.read_csv(...
Paolo's user avatar
  • 117

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