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Questions tagged [compression]

Decrease the size of data, typically to preserve space or reduce network bandwidth required while transmitting files. It can be applied to files, folders, disks, etc.

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how to install ZIP (ZZIPlib) for PHP on CentOS

I have Cent OS 5 and want to install ZIP or ZIPlib extension i tried to look it up using YUM utility and its not there how can i install it?
JohnDDdjfd
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Is it possible to store MySQL data as comressed?

Is it possible to store MySQL data compressed? Option for that in MySQL?
ilhan
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gnome file roller never overrides existing files

When using gnome file roller (Archive manager), it never seems to overwrite existing files, independent from access rights. There is also no error message. Is this expected functionality?
jdog
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How does random access work with compressed drives on Windows?

If one turns on drive compression in Windows Server 2003 (ignoring dire warnings of performance), how does random access to that file work? Does Windows create a temporary uncompressed version of the file? Or does it uncompress it on the fly (yikes…
Rob Nicholson
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Windows file system and its speed problem

We have a server which is overwhelmed by files used by a web app. Because the number of files in the server is too great the overall performance of the whole server has degraded (including other apps). The server is using Windows NT, and I think the…
lamwaiman1988
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Compress large similar files

We have a huge and growing number of windows images and other large files. In there I assume most of the files are identical over multiple files. Is there a compression system or maybe even filesystem which detects this?
yawniek
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making apache serve unzipped content from zipped files

I need to serve a bunch of gzipped MIDI files from an Apache server. The catch is that when the user requests them, the response should come back with a "audio/midi" content-type header and not a gzip file or multipart header. In other words, Im…
udit
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how to use the -ax switch in 7z command?

I want to use the 7z command to compress some of files, but I want it to exclude some of the files. I tried the -ai, -ax, and -i switches, but no one seems to work. I need the compressed archive keep the directories, so I cannot use the find command…
David S.
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Have a process which runs nightly to automatically zip old files?

I have a file share, and I want a process which enumerates files on that share and automatically creates a 7z self-extracting exe of files over 1 month old. On a different share, I want to create a 7z self-extracting exe of directories that are over…
esac
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Compress a PDF Document?

I have a PDF file I'm creating from a Word 2007 DOCX file, using the program FoxIt PDF Creator. The document itself looks great, but the generated PDF is about twice as large as I've seen other converters create from that same source document. Is…
Ian
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How to get Apache (on Debian squeeze) to compress JS/CSS

I am running Debian squeeze and cannot get Apache to compress JavaScript or CSS. HTML, however, is being compressed. In the conf files in the sites-enabled dir, I've got the following: SetOutputFilter…
ryonlife
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How to use 7-zip to send a Zip64-compressed file to standard output?

I would like to make a Zip64 archive from a bunch of bzip2 files, using 7za's -so option to send the compressed archive to standard output: $ 7za a dummy -tzip -so myFiles*.bz2 > test.zip Here is the output I get: 7-Zip (A) [64] 9.13 beta …
Alex Reynolds
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Automating compression tasks with 7-zip: Why does "Scanning" take so long?

I've automated a deployment, and used 7-zip to compress a directory as part of the automation. Whenever 7-zip comes to compress the directory, however, it seems to take a long time (over 60 seconds) at the start when it just says "Scanning" ... it…
Kyle
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Command-line ZIP client

Using the zip command, how do I add all files in the current directory to a zip file without including the folder? For instance, when I unzip, I want all the files to dump out, not get put into a new folder. I tried zip * file.zip But could not…
Kevin
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how to remotely zip files using putty

Is there a way to remotely ZIP up files using Putty the same way you can ZIP up files using Remote Desktop on another machine?
Sixfoot Studio
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