compression Questions
3
Solved
I'm looking for a library specialized at compressing Jpegs even further without changing the image. I've found PackJpeg but it doesn't provide any source code and you're not allowed to use it...
Fleuron asked 25/10, 2011 at 20:51
2
Solved
I have a 16gb compressed zst file. how would I decompress it on windows? I do not have the memory to handle the decompressed version, so it needs to be written straight to a file.
Benildas asked 10/1, 2020 at 4:56
4
Solved
I'm currently building an analysis application that handles large amounts of data. A typical case would looks like this: the user selects a folder with about 600 measurement files that each contain...
Ruffle asked 14/5, 2014 at 10:10
3
Solved
I am working on a plugin for an existing web-based tool in JavaScript.
We are collecting data and store it in a string like this:
"2.545,3.552,8.568;2.553,9.898,6.542;..." and so on.
The problem ...
Accolade asked 14/11, 2018 at 23:53
4
According to this link How do I create 7-Zip archives with .NET? , WOPR tell us how to compress a file with LMZA (7z compression algorithm) using 7z SDK ( http://www.7-zip.org/sdk.html )
using Sev...
Niggerhead asked 4/10, 2011 at 10:14
15
Solved
I don't have any problem on localhost. but when i tested my codes on server, end of every page i see this notice.
my code:
<?php
ob_start();
include 'view.php';
$data = ob_get_contents();
ob_...
Concentrated asked 1/8, 2016 at 8:18
9
Are there any lossless compression methods that can be applied to floating point time-series data, and will significantly outperform, say, writing the data as binary into a file and running it thro...
Numbersnumbfish asked 25/12, 2011 at 17:18
8
Anyone have a recommendation on a good compression algorithm that works well with double precision floating point values? We have found that the binary representation of floating point values resul...
Halo asked 10/2, 2010 at 17:5
22
I need to create a method that receives a String and also returns a String.
Ex input: AAABBBBCC
Ex output: 3A4B2C
Well, this is quite embarrassing and I couldn't manage to do it on the intervie...
Lammas asked 18/5, 2012 at 6:4
10
Solved
I think this might be a classic question but I am not aware of an answer. Can a program output a copy of itself, and, if so, is there a short program that does this?
I do not accept the "emp...
Nanon asked 25/9, 2009 at 20:45
3
Solved
I have a text file of size 100-200 GB. So I wish to store in a compressed format (such as zip). However, I need to process it one line at a time due to its size. Though it is straightforward to rea...
Hateful asked 24/5, 2021 at 21:9
3
Solved
What's the fast method to compress Python objects (list, dictionary, string, etc) before saving them to cache and decompress after read from cache?
I'm using Django and I hope to add compress/deco...
Skepticism asked 18/8, 2010 at 7:35
5
Solved
From the Python documentation:
By default, the pickle data format uses a relatively compact binary representation. If you need optimal size characteristics, you can efficiently compress pickled ...
Gyrostatic asked 18/9, 2019 at 0:14
6
Solved
I need to choose a compression algorithm to compress some data. I don't know the type of data I'll be compressing in advance (think of it as kinda like the WinRAR program).
I've heard of the follo...
Toler asked 7/3, 2010 at 18:52
3
Does using HTTPS already include (transparent) content compression or should I still worry about negotiating with the browser whether to compress my Servlet output? If HTTPS already has compression...
Givens asked 17/11, 2010 at 3:46
5
Hi I would like to know if there is any way in Java to reduce the size of an image (use any kind of compression) that was loaded as a BufferedImage and is going to be saved as an PNG.
Maybe some s...
Maida asked 27/4, 2010 at 12:55
11
Solved
How can I create a .tar.gz file with compression in Python?
Pending asked 9/1, 2010 at 4:59
5
Solved
Here is the situation:
I get gzipped xml documents from Amazon S3
import boto
from boto.s3.connection import S3Connection
from boto.s3.key import Key
conn = S3Connection('access Id', 'secret a...
Underthrust asked 24/9, 2012 at 19:51
5
Solved
I need a proven compression library for ARM cortex M3 or 4. I will use this library for compressing some data from the peripherals before shipping out of the IC.
Any pointers would be appreciated...
Colitis asked 20/7, 2012 at 6:40
4
Solved
I am trying to transmit strings over the iridium network, and the costs of sending data is pretty large. I am wondering if there is a way to compress a large string, for example:
{"packet":01,"rep...
Hag asked 26/12, 2018 at 1:1
6
Solved
I have added the following lines in tomcat's conf/server.xml file to enable gzip compression but its not working. Pages are still uncompressesd.
<Connector port="8080"
compression="on"
compr...
Tripe asked 20/5, 2013 at 16:7
3
Created a standard NestJS project using the command: nest new project-name. After that, I installed compression npm i --save compression and plugged it into the project.
import { NestFactory } from...
Horseshoe asked 17/12, 2021 at 11:36
16
Solved
In the uncompressed situation I know I need to read the wav header, pull out the number of channels, bits, and sample rate and work it out from there:
(channels) * (bits) * (samples/s) * (seconds) ...
Willow asked 17/9, 2008 at 11:58
3
Solved
Want to Decompress a Response which is GZipped Getting from an API.Tried the Below Code ,It Always return Like:-
\u001f�\b\0\0\0\0\0\0\0�Y]o........
My code is:
private string GetResponse(stri...
Madalena asked 2/2, 2018 at 9:20
13
Solved
Does anyone know the most efficient representation for lat/long coordinates? Accuracy level should be enough for consumer GPS devices.
Most implementations seem to use double for each unit, but I'...
Relativity asked 3/8, 2009 at 1:28
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