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Here is the situation: I have data saved into pandas HDF5 files. Some data is compressed using lzo and some using blosc:zstd. Under RHEL-7, I was able to read both types of files. Then, I was ...
S.V's user avatar
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I am getting the issue while trying to decompress the LZO file using java. Below is the code and error I have pasted, can someone please help me on this import org.anarres.lzo.*; ...
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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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1 answer
127 views

I'm experimenting with building a data-structure optimized for a very specific use-case. Essentially, I am trying to build a compressed bitset of a constant size, and obviously for that use-case, two ...
Naftuli Kay's user avatar
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2 votes
2 answers
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For writing a parquet file and compressing it with LZO codec, I wrote the following code - df.coalesce(1).write.option("compression","lzo").option("header","true&...
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1 answer
542 views

Hi I want to compress a file using lzo in C# I want to compress it with lzo1c_1_compress but I don't know why its not working at all and make the program crash, here is my code using System; using ...
sanab3343's user avatar
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I'm trying to choose the right format for file exchange with my spark application. I use Spark 2.4.7 + Haddop 2.10 on Kubernetess. My app downloads CSV file from S3 and process it. The file is ...
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0 answers
811 views

I am writing an android application using java in which I need to decompress random lzo compressed files in byte arrays. I am doing that with the https://github.com/shevek/lzo-java library. The ...
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0 answers
205 views

I need to decompress some lzo indexed files. First, I've tried to decompress the first lzo file with lzop but in the first line of the fie i have some extra byte. How I can decompress the file ...
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784 views

Trying to figure out what the proper way to plug in my data is. Any help? Doing it in the way seen here results in integer without a cast. I've tried this a few ways but never quite got the hand of it....
Madao's user avatar
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1 answer
102 views

Quick question about the following snippet: #ifndef __LZO_MMODEL #define __LZO_MMODEL /*empty*/ #endif In an empty define like this what does it represent? It's used in like manner: #...
Madao's user avatar
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1 answer
319 views

I created an Android project containing c++ code, I use CMake to compile c++ and use JNI to communicate between c++ and Java. In the cpp file, I use miniLZO to compress a file. Here is the code. ...
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1 answer
437 views

I am trying to write a JXA script in Apple Script Editor, that compresses a string using the LZ algorithm and writes it to a text (JSON) file: var story = "Once upon a time in Silicon Valley..." var ...
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260 views

I want to decompress data from a file,the code is as follows: FILE* fp2; lzo_bytep in; lzo_bytep out1; lzo_uint out_len; lzo_uint file_len; lzo_uint new_len; err = fopen_s(&fp2, "file1.txt", "r+")...
Chris's user avatar
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1 vote
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424 views

I have a collection of csv files compressed in LZO format that I want to import into TensorFlow. However, if I try to read it as I would read uncompressed file, i.e., using def parse_csv(line): ...

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