Compression and archive format that stores one or more files into a single file, usually with a .zip file extension.

learn more… | top users | synonyms

0
votes
1answer
1k views

Split a folder of files into multiple zip files based on size or # of files

My problem is that the file uploader I'm working with will only allow a zip file with a size of 10mb or less. Unfortunately, I have thousands of files that need to be processed and I do this by ...
2
votes
2answers
3k views

How to zip multiple folders in 7zip?

I have a folder, lets say, MAIN. Inside this folder, there are many folders(say f1,f2,f2...) which has subfolders and files in them. Now I need to zip these folders(f1,f2,f3...) and their contents ...
2
votes
1answer
326 views

How would Apache or Compressed HTTP react to a zip bomb?

inspired by Compress a 1GB file into 200_MB? and the related comments: Many webservers today use a zipped HTTP Version (Gzip afaik). How would Apache or any other server react to a zip bomb? Since ...
1
vote
3answers
9k views

Extracting a Zip File with Japanese Filenames?

I'm trying to extract files from a zip file on Windows 7. The filenames are in Japanese, but they just look like éñé▀é─é±é─ü[é╓é┐éσèGòùé▄é╟é⌐üÖâ}âMâJâZâbâg20110423. They include a 3D model file and ...
0
votes
1answer
496 views

Windows 7 extract and compress zip has been compromised by NCH's Express Zip program. How to fix?

I installed NCH's Express Zip, and now I can no longer use Windows 7's way of extracting and compressing. I would like to get rid of the NCH program and get back the original functionality of windows ...
51
votes
5answers
2k views

How to “unextract” a zip file?

I extracted a zip file into a non-empty folder. The zip file has lots of files and a deep hierarchy, that merged with the existing tree of the target directory. How can I remove the files and ...
2
votes
1answer
1k views

Remove known password from zip archive without extracting

is it possible to remove a known password from a ZIP archive without extracting the actual archive? I have some heavily compressed archives and want to avoid having to extract and rezip each of those ...
1
vote
2answers
2k views

Windows 7 Explorer Preview Pane for zip files

I was wondering if there is a possibility to add .zip file to the explorer preview pane (Windows 7 64 Bit). For example if a folder contains a .zip file i would like to see the content of the .zip ...
1
vote
2answers
3k views

Large zip files content is corrupted when unziped using windows explore

We have a large zip file (25GB) containing mosty pdfs and png files. (about 150000 files) When we unzip the file using windows explore some of the content is corrupted. Some png files shows content ...
1
vote
3answers
79 views

A better way to extract lots of files from zip archive in bash

I have a zip archive with lots of files and a plaintext file with list of files (~10000 items), that I need to extract from that archive using bash. What is the best way to perform that operation? ...
1
vote
1answer
203 views

jzip installed chrome opening www.searchnu.com/102

I am in pain trying to figure out how to remove www.searchnu.com/102 from chrome after installing jzip on my windows 7. How can I do that? Is this a virus? I ran a scan and it didn't return anything
2
votes
1answer
1k views

Uncompressing a file despite CRC errors

I have downloaded a multipart ZIP archive. It contains a video file. Unfortunately, IZarc reports a CRC check fail when extracting the archive. Downloading the archive again is a long task, since I ...
1
vote
2answers
139 views

Font file association has been changed? [duplicate]

Possible Duplicate: How to restore Windows default Zip file functionality? I seem to be having a bit of a problem. Usually I download free fonts, because it's good to have different ones ...
1
vote
3answers
2k views

zip.exe found in C:\Windows

I was looking at my C:\Windows folder on Windows 7 today and noticed a really old version of zip.exe Copyright (C) 1990-1999 Info-ZIP Type 'zip "-L"' for software license. Zip 2.3 (November 29th ...
2
votes
0answers
854 views

Extracting a zip file via VBScript running as a service

Details OS: Windows 7 UAC: Disabled What: I am running a VBScript that extracts a zip file, and the vbscript is kicked off by Jenkins service. I need to use the VBScript, and I can not use external ...
3
votes
2answers
353 views

Specific password recovery [closed]

I have a zip folder which I saved and password protected. I forgot the password but I know that the password is something like : BlueMonday!2012 or bluemonday2012 I know I can brute force the file ...
0
votes
1answer
151 views

Zip, tar: is there a file table

Is there a file table, or inode structure (like in filesystems) of a zip or tar file?
1
vote
4answers
5k views

Why should I prefer 7zip over WinZip in Windows environment? [closed]

I know Winzip is not free and 7-zip is free . Other than this is there any reason why I should use 7ZIP over Winzip for compression ? I am using Windows 7 .
1
vote
2answers
3k views

File name: 'winmail.dat' Virus name: 'ExceedinglyInfected'

Everytime I send a zip file off via my corporate account the recipient gets this message back: FILE DELETED The original contents of this file have been replaced with this message because of its ...
4
votes
0answers
466 views

Fix encoding of German umlauts in directories and filenames (ü = u╠ê and so on)

I have many zip-files where there are encoding errors for the German umlauts (äüöÄÜÖß). They show up in both the filename.zip as well as in the included directories and files like this: Fünf = ...
0
votes
2answers
1k views

Is SecureZip compatible with any other ZIP programs?

I put some files into an encrypted archive with Secure Zip (was using a computer at another organization) and emailed them to some people. None of them have Secure Zip (nor do I on any of my own ...
0
votes
3answers
3k views

Installing setuptools for python 2.7.3 on SL6 returns an error that I don't have zlib. But I do

I have a machine running Scientific Linux 6 It comes with Python 2.6 by default I've also installed Python 2.7.3 because I need to run some modules which only work with newest versions. This is ...
0
votes
1answer
133 views

Merging 2 zip files

I have 2 zip files: file1.zip file2.zip I want to compare the two zip files and then only extract the files missing in file2.zip (directory structure intact) so that I can merge them in. ...
7
votes
5answers
3k views

How can I test all zip files in a folder to verify if they are corrupted or not?

There was a utility a long time ago called CFAtest that was doing this quite nicely, but it has disappeared. Basically, I am looking for a similar tool (preferably graphical) that will traverse a ...
1
vote
1answer
72 views

Specify directory within zip file when growing archive

I have a file at /tmp/mylib.jar which I would like to put into the lib directory contained in myarchive.zip. I know I can use the -g option to grow the archive, but I'm not sure how to specify the ...
0
votes
1answer
181 views

Multiple folders on server, create zip file for each

I have a large number of folders on a server that I need to zip. Each folder will be zipped to a separate zip file. Zip file name = folder name. After zip is created, delete folder. Can I do ...
8
votes
2answers
3k views

Equivalent to tar's “--strip-components=1” in unzip?

I have a script that extracts a tar.gz-file to a speificed subdirectory mysubfolder: mkdir mysubfolder; tar --extract --file=sourcefile.tar.gz --strip-components=1 --directory=mysubfolder; Is there ...
0
votes
1answer
622 views

Windows folder has readonly attribute that cannot be removed

I have a zip file containing Eclipse workspace. When I unzip it all the extracted folders have read only attribute set to true. When I uncheck "read only" in properties dialog and click apply the ...
0
votes
2answers
702 views

How do I batch decompress so that each file unzips to separate folder?

Does anyone know how to unzip a highlighted list, so they unzip to folders of file name (under Windows)?
0
votes
2answers
1k views

How to extract and erase the original compressed file on Windows 7?

I wonder whether there is an extractor tool that as well as extract the file contents, erase the original compressed file. Thank you.
1
vote
1answer
193 views

Convert 1 zip file into multiple via SSH

i have 1 zip file in my FTP with 10GB i must convert it into multiple zip files, for example 10 zip files with 1GB each. how can i do this via SSH? thx =)
0
votes
1answer
3k views

'zip' is not recognized as an internal or external command, operable program or batch file

I am trying the zip functionality on the windows host through command prompt. When I am running the command zip -r folder.zip folder it gives me error msg 'zip' is not recognized as an internal or ...
-2
votes
1answer
9k views

How to open vmdk files in VMware? [closed]

I have lots of .vmdk files: blabla-s001.vmdk blabla-s002.vmdk blabla-s003.vmdk How do I open them with VMware?
0
votes
1answer
2k views

Is there a limit to compressed file size on Win XP?

I just compressed 11.6GB of data on my hard drive into a 4GB zip file using Windows XP Compressed Folders, and deleted the original data. I then found that the 4GB zip file is corrupt. Is this simply ...
4
votes
2answers
6k views

Compress files from OS X terminal?

In the Finder, there is this wonderful ability to right click on a file or directory, select compress from the drop-down, and end up with a zipped file. Is it possible to do the same thing from the ...
3
votes
2answers
17k views

Windows zip error: Windows cannot complete the extraction. The destination file could not be created

I have a strange error in Windows 7 when I want to execute/open a file inside ZIP archive. I have two files: File1.dwg File2.dwg The archive is not corrupted ( I checked with 7zip utility ) ...
-1
votes
1answer
87 views

Why don't mp3 files use better compression techniques? [closed]

For instance, an mp3 can be losslessly compressed with 7zip to about 25% of its original size. I compressed an album and the whole thing is a 1/4 of the size. Each song is about a 1/4 of the size (a ...
0
votes
1answer
2k views

Unpacking windows PKZIP self extractable in linux

I use Linux, and I want unpack a file that is daily released by an external entity in an self-extractable zip format for windows. If I would do this only once, that would be ok for me to find a ...
1
vote
2answers
129 views

Maintain zip file structure

I have a directory main_folder first_folder second_folder empty.txt another_folder another_empty.txt I want to zip second_folder, and I'm in main_folder, so I zipped with ...
3
votes
3answers
79 views

Zip file structure in Linux

I have a file in folder/football.jpg that I want to zip. So I zip with the command zip folder/football_zip folder/football.jpg It works, except that the Zip file contains the folder folder, which ...
1
vote
1answer
12k views

How can I extract a password-protected file a zip archive?

I have a zip archive with several files. Zip can password protect individual files (not just the whole archive) and I have such a protection on one file. How can I extract this file if I no longer ...
1
vote
3answers
3k views

Is there a command to determine the compression ratio of a tar.bz2 file?

I have a file.tar.bz2 that's about 50GB and would like to extract it however I don't know how much space I will need. Is there a command to print the compression ratio of the tar.bz2 file?
1
vote
1answer
58 views

Does dragging and dropping an audio file from a zip archive give the same result as extracting it?

I have been downloading podcasts and audiobooks from the Internet. Some sites put them in zip files, often including the _MACOSX files. The files are in mp3 and m4b formats and if I drag and drop them ...
0
votes
1answer
328 views

Would knowing the file names of password protected ZIP/RAR assist in cracking?

So I have a couple of password protected rars and zips (don't worry, this is for educational reasons only). I know the exact names of the files in those rars and zips. Dictionary attacking the files ...
0
votes
1answer
98 views

7Zip add string to zip name

I have a 7zip command line process that zips by date and its works well. The command creates a zip file with date IE 20121019.zip. However Id like to add a string to the file name. for example ...
1
vote
2answers
2k views

How do I add files from a directory to a .zip-File using the 7zip command line?

I am using the 7zip command line to zip-up files. How can I add all files and subdirectorys from a folder to a zip file (.jar archive file)? I used: 7zip.exe a -t7z file.zip C:\folder Thank you.
1
vote
1answer
347 views

7-Zip: Create a zip file from a subdirectory, with the same name as the subdirectory itself

I have a unique situation where I need the following folder structure (Windows) X:\LOGS\PRIMARY\YEARMONTHDAY e.g., X:\LOGS\HS\20121010 Folders are created every morning. Essentially I'd like to ...
0
votes
4answers
5k views

Why do large zip files become corrupted so often after downloading?

It seems that when I use a web browser to download a large zip file (2-4gb), I go to unzip it and viola, corrupted. This happens so often. Are browsers not reliable means to download a file (http) ? ...
1
vote
2answers
643 views

Change filename in zip

Currently I'm doing the following command in PHP exec("zip -j -P pass $zipname $filename"); The thing is the $filename is something like oawigufh.tmp is there any way to have the file in the ...
4
votes
2answers
5k views

In Mac OS X, how can I edit a jar file without unzipping?

How can I edit the content of a jar file without unzipping its content in Mac OS X? 7z client allows this on windows but I could not find a similar way to do this on Max OSX. By editing i really ...