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Questions - compression

NSData decompression taking too much time / slow

Basically I have simple Codable struct I want to save to disk with compression using lz4 algorithm, which seems to be the fastest one. Compresses with no problem and very fast, takes 2 ms, but decompr...
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x670

ios

swift

compression

nsdata

Votes: 0

Answers: 0

pako.inflate() - Uncaught incorrect header check when trying to decompress data (ReactJS)

Good day. I am creating covid greenpass decoder in React App, and I need help with pako.js. I am trying to inflate Unit8Array which i got from base45 decoding. And I am getting "uncaught incorrec...
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szemeg

javascript

reactjs

compression

pako

Votes: 0

Answers: 0

How do I decompress files using Huffman Compression?

I have written a Huffman Compression Algorithm in python, but so far I have only managed to do the compression part (by making a priority queue using heapq). I have created a class called HuffmanCodin...
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ajox3412

python

compression

huffman-code

Votes: 0

Answers: 1

Latest Answer

First you need to send a description of the Huffman code along with the data. Second you need to use that on the decompression end to decode the Huffman codes. The most straightforward way is to trave...
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Mark Adler

How to read LZO compressed files in Pyspark

I am using PySpark 3.1.2 with virtual environment. I am trying to read files compressed with lzo but i cant find proper documentation on how to do that, i understand that for licensing issue, the lzo ...
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Abdullah Odibat

apache-spark

pyspark

compression

virtualenv

lzo

Votes: 0

Answers: 0

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