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

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62 views

Zip settings. How to concatenate results from multiple zip files?

So I was one of those fools that didn't realize that Windows 8.1 has removed the windows 7 recovery option for restoring old backups. Now I have a backup set (A folder containing ~1500 zip files) ...
7
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5answers
4k 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?
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3answers
2k views

zip: Argument list too long (80.000 files in overall)

I need to compress 80.000 files into multiple zip files. This is the command I use: zip -s 200M photos_test/* However I get the following error: -bash: /usr/bin/zip: Argument list too long What ...
2
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1answer
1k views

Create .zip's on OS X without the “extra” MacOS files (like .DS_Store, MACOSX folder, etc) [duplicate]

Possible Duplicate: Compressing folders on a mac, without the .DS_Store OS X includes undesired, "extra" files when creating .zip's of folders that look poor in Windows & Linux. How to ...
32
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9answers
6k views

How to uncompress a 9GB file in Windows FAT32

I have a 2GB RAR file that contains a 9GB video file. I'm using a FAT32 file system. Now I want to unzip that file but after 4GB I get an error due to the FAT32 file size limit. Now I want to know ...
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3answers
2k views

Can you get virus by clicking .zip file? [duplicate]

I tried to uncompress a zip file but I get error “The compressed (zip) folder is invalid or corrupted”. Is it possible to get virus just by trying to uncompress the zip? Can zip extension be ...
2
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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 ...
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2answers
412 views

Can a zip file contain hidden files?

In Windows, a file can have an attribute marking it as hidden. In linux, a file's permissions can be set so that some users can not read/write the file (making it somewhat hidden to some users). Can ...
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0answers
83 views

Linux create zip file with custom directories in it

I'm new here. My task is to create a zip file from php code. I need to password protect it and the server runs php 5.5 and password protection is not supported there so I need to execute a command ...
9
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4answers
15k views

Best Secure Encryption for Zip Files via Linux

I want to use highly secure encryption for zipped files via Linux/Ubuntu using a command line terminal, what is the best command line tool to get this job done? zip -e -P PASSWORD file1 file2 file3 ...
0
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2answers
2k views

Why does Windows Media Center try to open zip files?

Notes: OS is windows 7, browser is latest firefox. After saving a zip file to the desktop, Windows Media Center opens up. I looked around its config settings but could not find anything related to ...
2
votes
4answers
3k views

DVD/CD burning .zip: is it more reliable, faster, longer lasting to burn a zip of files rather than the files as a folder?

Is it more reliable, faster, longer lasting to burn to CD/DVD a zip (or a few large zips) of files rather than the files as a folder? Just thinking if 1000s of small files would not be as efficiently ...
0
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1answer
424 views

Update a file inside zip with -u

Alright so i have a zip file called data.zip on my desktop. Inside test.zip is another folder called res and inside res is a file called info.txt I have used the zip -u command before to move a file ...
24
votes
5answers
19k views

Unix zip directory but excluded specific subdirectories (and everything within them)

I'm trying to zip a directory (on Unix via SSH) but I need to exclude a couple of subdirectories (and all files and directories within them). So far I have this: zip -r myarchive.zip dir1 -x ...
2
votes
2answers
434 views

7 zip archiving directory recursively

I zipped my old windows dir with 7 zip. It zipped the "Application Data" many time (hundreds) as shown here : C:\Windows.old\Application Data\Application Data\Application Data\Application ...
2
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0answers
24 views

Splitting a zip archive

I have a zip archive containing a big directory tree with many files. I'm using an application that does something with zip archives. The problem is that the application has a limitation on how many ...
0
votes
2answers
377 views

How to restore the ZIP icon on a file? [duplicate]

Possible Duplicate: How to restore Windows default Zip file functionality? I downloaded a game which was at first in a ZIP file. I don't know how but now every time I click it, it opens in ...
0
votes
1answer
23 views

Can i save modification in compressed file folder? [duplicate]

When modifying documents that are directly opened from compressed file folders like RAR or Zip, I normally close them without dragging the files out of the rar or zip file. I used to do this in the ...
1
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1answer
372 views

File was deleted and then reappeared when folder was zipped

I am using Backtrack 4 Final, which is a Linux distro that is Ubuntu based. I had a directory that contained around 5 files. I deleted one of the files, which sent it to the trash. I then zipped the ...
24
votes
7answers
46k views

Which is more efficient - tar or zip compression? What is the difference between tar and zip?

I'm working in Linux environment and want to know about tar and zip commands. Which is more efficient - tar or zip? I also need to know the differences between the tar and zip commands. Can anyone ...
12
votes
4answers
36k views

Zipping folders and their contents into a .zip file in Linux

How do I make a .zip file that contains every file AND every folder in the directory?
0
votes
0answers
6 views

Determining Command ran by SEZ

I have a Self-Extracting-Zip which unzips and installs the software contained within, which in this case is a customised version of SQLXpress. I want to get this software to install silently, so I ...
1
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1answer
2k views

Full path while zipping?

I have the following files: ~/Dir1/file1.txt ~/Dir2/file2.txt Then I use the following command: cd ~ zip out.zip /Dir1/file1.txt /Dir2/file2.txt In the out.zip i can see two directories (dir1 ...
0
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0answers
78 views

How can I use the windows GUI to do the equivalent of linux touch on multiple files?

This is very similar to this question: Windows equivalent of the Linux command 'touch'? The difference is, I'd like to set the date modified to "now" from the GUI. The above question may ...
1
vote
1answer
241 views

zip file (with spaces in the files name) to unzip and rename files and zip back

I'm trying to rename the contents of a zip file to match the name of the zip file with a batch file. This is exactly what I'm trying to do : ...
2
votes
1answer
49 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 ...
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0answers
85 views

Modify ZIP Folder Context Menu To Include “Unblock” Option, Or Other Solutions

Is there a way to modify the Explorer zip folder context menu so that when you right click on an empty space while browsing a .zip file in Explorer it will show an "Unblock" option? I already added ...
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0answers
49 views

(oldie not working on Win 8.0 x64?) Command prompt (.vbs) only solution to zip files and folders (batch .bat .cmd)

I worked with Can you zip a file from the command prompt using ONLY Windows' built-in capability to zip files? zip.vbs: Set objArgs = WScript.Arguments ZipFile = objArgs(0) ' Create empty ZIP ...
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0answers
44 views

Error: cannot download “pecl/zip”

I have two servers, one of them is a raspberry, the other one a normal PC with Ubuntu. On both I need the pecl extension zip for my php script and on btoth of them I ran into the same bug which seems ...
0
votes
1answer
1k views

Unzipping archives, preserving folder hierarchy

I've got a problem and am not sure what it is, but hope someone can help me think this through because this has me stumped. Backstory: I wrote a Java app (Android) that unzips some zip files ...
1
vote
3answers
4k views

How can I open a .alx or .cod or .prc or .sis file on a computer?

I found a .zip file of something, and I downloaded it. Inside it were only a .alx and a .cod file (presumably of the same thing). I don't have a Blackberry. Is there a way to open one of the two of ...
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8answers
3k views

Does it take longer to download a zipped file than an unzipped file?

I once read somewhere that it takes longer to download a zipped file than an unzipped file of the same size, due to the nature of the zip file. Is this true or nonsense? edit: i'm speaking about ...
0
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1answer
135 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. ...
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2answers
81 views

7-zip extras for Linux

I want to pack a folder containing various resources and executables into a single self-extracting file and execute a command after that, "setup.exe" for example. I've successfully accomplished that ...
2
votes
1answer
6k views

Identifiying a zip file that is not really a zip file

I have several files that a 3rd party program generated that have a .zip extension, however neither windows nor 7zip can extract it. In 7zip it does show me the file name of the uncompressed file ...
0
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0answers
97 views

Why is the output of this zip file automatically encrypted?

I just downloaded a zip file and extracted it using Windows 7's built-in zip extraction (right-click on zip file --> "Extract All..."). Somehow it resulted in folders that are automatically encrypted ...
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1answer
523 views

Avoid unwanted path in Zip file in makefile

I want to create an archive for a given folder but without the folders name in the path... In fact I want to do the same thing that this post : Avoid unwanted path in Zip file BUT I'm in a makefile ...
0
votes
1answer
703 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 ...
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0answers
52 views

How to download single large size zip file into chunks from internet

The network on which i'm connected having restriction that I can't download single file which has size larger than 100 MB and I want to download a large single zip file (around 1.1 GB) from internet. ...
0
votes
1answer
221 views

Zip files that are downloaded get corrupted many times randomly

I regularly download my torrent directly, instead of using a client, via filestream. Lately I've noticed that my downloads get corrupted many a times, especially zip files. Yesterday I downloaded a 8 ...
0
votes
2answers
2k views

zip: Unexpected end of archive

When I try to extract my 1.15GB downloaded .zip file am getting following error: ! D:\N750XXUCNG6_N750ODDCNG5_INU.zip: Unexpected end of archive I have tried this ...
1
vote
2answers
648 views

How to make index of all files in directory, including subdirectiories and contents of ZIP files?

I need to make list of all files and folders in directory and its subdirectories, including contents of ZIP files. Is there any program that can create nice list of contents?
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1answer
1k views

How could I portably split large backup files over multiple discs?

Context: I make backups / archives, primarily of photos. I'm experimenting with Bup, which is designed for backup to hard disk. Basically it creates Git repos which include packfiles of up to 1GB. ...
0
votes
0answers
19 views

Compressing an OS after some slight changes has yielded massively different results - why?

I am using SUSE Linux on a Virtual Machine through VMWare Workstation. This morning, I zipped up a copy of the folder containing my VM (.vmx, .vmdk, .vmem, single snapshot and all) and sent it to my ...
7
votes
5answers
5k views

How to open corrupted ZIP files?

How can I open (or repair) corrupted ZIP files on Windows? Is there a way to force 7-Zip to open them?
0
votes
2answers
182 views

Linux zip and exclude directory in Bash script

I am trying to write a bash/shell script to zip up a specific folder and ignore certain sub-dirs in that folder. This is the folder I am trying to zip "sync_test5": My bash script generates an ...
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4answers
6k views

Free commandline Zip utility for Windows? [closed]

I'm trying to create scheduled task for copying a directory tree containing a very large number of small files from one server to another. Copying the tree directly takes a couple of days, so I was ...
6
votes
3answers
241 views

When putting two identical files in a .zip, they take 2x space, can this be avoided

Say that you have a file you want to put in a .zip archive: zip a1.zip foo.dll My test .dll file is ~10MB, and the archive turns out to be 3.5MB Then you create a file with the exact same ...
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1answer
79 views

Compress / Zip a folder periodically but use minimal CPU?

Similar to this question except, I need it to run with minimal CPU on the background? Also, if there's a 7zip solution that will be nice.
0
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0answers
86 views

Have a self extract archive extract to specific folder

How can I create a self extracting archive that will extract the contents into a specific folder? Any program or method is acceptable on windows.