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

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2
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1answer
7k views

How to zip multiple files into separate archives?

I admit this question was asked here before: Like Zip into separate files where the person who asked didn't specify the OS he used and received no answers. I need to separate a huge directory ...
0
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2answers
375 views

Seeking a GUI archiver with the ability to exclude files/folders with tickboxes

I've been searching for a GUI tool to create zip, 7-zip or tar archives that will allow me to include and exclude files and folders using a GUI. The dialog during archive creation should look ...
2
votes
2answers
2k views

How can I recursively extract zip files on Windows including deletion?

How can I recursively extract zip files on Windows? Each zip file should be unzipped in a new subdirectory, and the zip file should be deleted afterwards. Each existing or created directory should be ...
0
votes
1answer
2k views

Unzip an archive that was split into 2 files

I have 2 zip files that were split using: zip -r -s 15 my_file.zip my_file.pdf Now I have 2 files: my_file.zip my_file.z01 How can I unzip them? Doing unzip my_file.zip I get: Archive: ...
2
votes
2answers
891 views

unzip command line to sync destination folder

Is there a way to unzip a .zip to a folder and sync the contents of that folder with the contents of the .zip? I know you can do an -u(pdate) option that will update the folder with newer files, but ...
2
votes
1answer
5k views

How to update one file located in a zip subdirectory?

I have a zip archive that contains several folders and I need to update one specific file within such a folder. How can I update the file with a command line? I have already tried 7z u my.zip ./...
12
votes
6answers
9k views

Zip files without compression

I'd like to bundle a number of big files into a single file, to make them easier to share. The files are already compressed (eg. jpeg, video etc), so I don't need compression, only archiving. How can ...
0
votes
2answers
619 views

Compress a folder of PDF files into separate zip archives

I wanted to take a folder full of PDF files and create a number of separate zip files, after following the advice on this question everything worked *almost*perfectly. Here's what happened: When I ...
9
votes
5answers
19k views

How do I enable multi-threaded LZMA2 using 7-zip 9.20 on the command line?

How do I enable multi-threaded LZMA2 using 7-zip 9.20 on the command line? I know this is normally done with the -t option like so: "-tzip" . How do I do this with LZMA2? I tried -tlzma and -...
0
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3answers
1k views

Unzipping files using Shell Script

All, I have an app where user picks up a zipped folder which a shell script unzips and then renames for processing. The zipped folder will always have the following naming convention: "...
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3answers
1k views

Zip Utilities with Queue Functionality [closed]

Are there any programs similar to 7zip or PeaZip that support a "queue" functionality? I have multiple large files to unzip, and I would like to add them all to one single queue and have them ...
0
votes
2answers
1k views

.zip file created on Mac giving error in Windows 7 upon extracting

My friend compressed lots of photos into a zip archive using a MacBook, and uploaded it to Dropbox. I downloaded the zip and when I try to extract using WinRAR it gives this error, but extracts most ...
3
votes
1answer
3k views

How can I compare just the file contents of two zip files

I created these two zip files about 24 hours apart. $ ls -l /tmp/*.zip -rw-rw-r-- 1 scott scott 1401289 Mar 21 20:11 /tmp/inc1.zip -rw-rw-r-- 1 scott scott 1401289 Mar 22 19:29 /tmp/inc2.zip You ...
3
votes
1answer
1k views

Why do two identical zips on Linux have different md5 sum values?

I created these two zip files about 24 hours apart. $ ls -l /tmp/*.zip -rw-rw-r-- 1 scott scott 1401289 Mar 21 20:11 /tmp/inc1.zip -rw-rw-r-- 1 scott scott 1401289 Mar 22 19:29 /tmp/inc2.zip You ...
24
votes
5answers
8k views

Can Double Zipping Cause Problems?

I have a directory that I have been storing a ton of files in. Among the 10ish types of files there are also .zips of other directories. In my personal experience I vaguely remember issues when ...
2
votes
1answer
575 views

Remove leading subdirectories in a ZIP file

Is there any ZIP tools that do similar to the patch -p1 command, where the first N directory names would get ignored? My users send me ZIP files that often contain one unnecessary directory, and ...
1
vote
2answers
179 views

What do I need in order to extract and combine text files from multiple ZIP files, via command line?

I've got an interesting scripting challenge in front of me. I'm fairly certain there's a way to do it, but I feel like I'm probably lacking some particular tools and/or functional knowledge. There's ...
5
votes
1answer
785 views

What zip encryption is used by Windows Explorer

I'm trying to find out what algorithm and key strength is used by Windows (XP) Explorer in order to explain why it isn't secure, but it does not seem to be detailed anywhere (Google only seems to give ...
8
votes
2answers
2k views

Linux: Specifying top level-directory when creating zip archive

I have project with the usual directory structure (src/, bin/, ...), i.e project-name/ |-- bin |-- lib |-- src `-- Makefile And would like to create an archive with the following directory ...
3
votes
1answer
7k views

is “unzip” the same as “extract”?

I've downloaded some industry software to my desktop there is a pdf with it that says I should unzip the folder (its a compressed zipped folder). When I night click it I get the option to "extract" ...
2
votes
2answers
264 views

How do I make zip files that unzip cleanly on any OS with native tools?

If I make a zip file on OSX 10.6 with the OS native tool, and unarchive it on Windows 7, it's root directory will be doubly nested in another one with the same name, and it will contain all kinds of ...
3
votes
2answers
14k views

How to extract data from a partially corrupt multi-part rar archive?

I downloaded a video that's 11 parts the other day. Today I tried to extract it but it tells me that part04 is corrupt. So I checked "keep broken files", but of course it only gave me the beginning of ...
9
votes
5answers
9k views

How can I control the order of files in a ZIP archive?

There are times when it is necessary for the files in a ZIP archive to be in a specific order (for example, I'm currently creating EPUBs, which require that the first entry in the ZIP be the mimetype ...
1
vote
3answers
2k views

Is there better compression than RAR? [duplicate]

Possible Duplicate: Compressing with RAR vs ZIP As many will know, the RAR format produces consistently better results than ZIP. I've used RAR happily for many years and it's really occurred ...
0
votes
1answer
318 views

How does the CentOS/Linux zip utility handle files that are changed during compression?

Question says it all: I have a directory that I want to 'zip -rv' up, but the files are changing all of the time (postgres database base backup). Will this break zip, or will it continue with a ...
15
votes
1answer
14k views

How to extract 7z zip and have correct directory strucuture?

XXXhostXXX:temp XXXuserXXX$ ls -a dir1/ . .. a.txt b.txt XXXhostXXX:temp XXXuserXXX$ pwd /Users/XXXuserXXX/temp XXXhostXXX:temp XXXuserXXX$ 7z a -t7z dir1 dir1 7-Zip [64] 9.20 Copyright (c) ...
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vote
0answers
2k views

'No such interface supported' when attempting to compress file through 7zip commandline

When I run the 7zip commandline: > echo foo | 7za a arc.7z -sifoo.txt Everything works as expected, but if I try to do: echo foo | 7za a arc.zip -sifoo.txt I get the following: E:\7zip>...
0
votes
0answers
856 views

How to add password to zip file on SBS 2008?

I'm trying to add a password to a zip file on SBS 2008, but there is no "Add Password" in the File menu. What can I do?
2
votes
1answer
976 views

Where does the process occur when zipping a file on a network mapped drive

I want to copy a number of large files that will compress well from a mapped drive to my local hard drive. Will zipping the files make the overall processing time shorter? What I am thinking is, can ...
2
votes
1answer
7k views

Change the “temp” folder used when zipping/archiving files?

I'm trying to zip up a huge file, but it fails since my C:\ drive doesn't have enough space. How do change it to use another drive?
4
votes
1answer
81 views

Can we use a cert to package a .zip file to let only people with cert can open the zip?

Except from using password, can I use a digital cert to assign for encoding the password to prevent people open the zip file? Thanks.
1
vote
1answer
115 views

Hop skip zip , Changing multiple Zip folders into real folders in Windows 7

Windows has the built in Zip capability, so I can hop right into a zip like it was a folder. That does not do a lot of good when you cannot work with the files in the zip. When downloading lots of ...
0
votes
0answers
140 views

Trouble handling zip files?

I'm trying to send a zip file to someone, but I'm having a lot more trouble with it than I should. I tried uploading it to 4shared, mediafire, and megaupload, but all uploads failed multiple times. I'...
2
votes
3answers
1k views

Create multiple zip files that are not dependent on each other?

I want to compress a folder into multiple zip files of 50MB each but don't want them to be dependent on each other. When I use Winzip and use the split feature it creates one zip file and the others ...
0
votes
3answers
2k views

View the contents of Jars files? [duplicate]

Possible Duplicate: Can you configure Windows to open JAR files like ZIP files without a 3rd party tool? How i can view the contents of Jar files and enter to it like Zip files on windows 7 , ...
8
votes
2answers
11k views

Tool to mount a zip/rar/* archive as a Win drive and be able to read/write as a normal device?

I'm looking for some tool that, given a zip/rar/tar/* archive file, mounts it as a new Windows drive. Some tools are WinMount or WinArchive, but I need one that allows me to write/create/delete files ...
17
votes
4answers
38k views

How to unzip split files on OS X

How do I unzip a split zip file? In Terminal, I wrote: unzip filename.zip and it did not unzip this file. Terminal wrote: $ unzip filename.zip Archive: filename.zip warning [filename.zip]: ...
1
vote
1answer
260 views

Shell zip with unattended password

I have a script that runs some automatic zip generation using shell zip. The request is to add automatic encryption with password. From what I understand, the option -e is the right one, but it asks ...
0
votes
1answer
4k views

Why is the unzip with WinRAR so slow?

Why is the unzip so slow, if the processor is not 100% busy, disk I/O is not saturated, and there is enough memory? I'm using Win7 x64, but this was just an example. (The package can be anything big ...
8
votes
6answers
7k views

Which archiving method is better for compressing text files on Linux?

In my application I need do compress of logs that are text files. Seems that bzip2 and gzip have the same compression ratio. Is that correct?
2
votes
1answer
54 views

Extracting .rar files in Windows with current datetime

One thing I like about Windows zip files is that the extracted files automatically have the current time (as opposed to the original time). I have yet to find a way to apply the same for extracted ...
0
votes
1answer
2k views

Unzip file with underscore in linux?

I'm trying to unzip a file in redhat but I keep getting this when I run unzip filename.zip heckdir error: cannot create file_name unable to process file_name/bin/. I'm guessing ...
22
votes
4answers
41k views

What UnRar utilities are available for Mac OS X?

I have been using UnRarX ( http://www.unrarx.com/ ) and it's free and works well, but often times I will download a rar file in the browser and click on it in the recent downloads lists which will ...
0
votes
1answer
746 views

How to recursively `zip` all files of a certain type in a directory?

I want to use the zip command to create a .ZIP of a folder but only include .txt files. Subdirectory structure should be preserved!
0
votes
1answer
143 views

Unzip delete and unzip

I am having an issue with commad line unzip and am not sure how to correct this. I am unzipping a compressed file and it processes it correctly. If the zip file should have some files removed and it ...
14
votes
1answer
8k views

How to overwrite existing zip file instead of updating it in Info-Zip?

To obtain a fresh zip file just like as tar does, do I have to perform rm foo.zip before executing zip? $ mkdir foo; touch foo/bar $ zip -r foo.zip foo adding: foo/ (stored 0%) adding: foo/bar (...
2
votes
3answers
895 views

What kind of window's batch file allows zipping of ftp files?

What commands should I use to transfer a file via FTP and then compress the files in a backup directory with a filename containing the date/time for reference? I'd prefer to use batch scripting. The ...
1
vote
2answers
3k views

installer download vs zipped download

I was wondering when I have the option to download the installer vs the zipped package, which should I choose? What are the advantages of each decision? Taking Notepad++ as an example, what's the ...
2
votes
2answers
3k views

How to unzip zip archives that have more than 260 symbols in their name?

I have a big zip file (approximately 650 MB) that I want to unzip. I already shortened the name of the zip file to just 1 letter and stored it directly on the C: folder. So I can´t shorten the path ...
2
votes
2answers
7k views

Zip all files in a directory, but don't include the top directory in the archive

Can't quite figure out how to do this right. I have a folder with a website in /var/www I want to create a zip file with all of it, which when I decompress it does not include the top directory. In ...