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

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876 views

Archive format & tool for large amounts of data (50gb+)

I only realised this afternoon that the ZIP format has a limit of what appears to be around 20gb. I am trying to automate an archive process (using Automate) to zip/rar/whatever a collection of ...
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2answers
155 views

How to change zip file from using Internet Explorer as default opening program back to original zip file

I recently had ROMs for a Gameboy Advance emulator that were zip files, and I accidentally changed them to Internet Explorer files. Now, I can't figure out how to change them back to zip files. How ...
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1answer
3k views

How can I batch convert comic ZIP files to PDF?

I have many comics in CBR, CBZ format. I want to convert them to PDFs. I know Jomic can do this, but I am using Windows and Jomic only works on OS X. Is there any way to do that?
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1answer
2k views

How to Zip/Compress multiple folders individually in a directory using Unix?

How to Zip/Compress multiple folders individually in a directory using Unix? for example in a X: directive I have a, b, c etc..folders I have to zip them as a.zip, b.zip, and c.zip. even I dont know ...
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1answer
138 views

Winzip error / timestamp in file name related?

I receive an error when attempting to use winzip to extract a .zip file. The filename contains a colon character (used in the timestamp). Is this something that winzip does not handle? Also, the ...
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1answer
312 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 ...
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3answers
9k 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 ...
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3answers
148 views

Zip a folder on a daily basis (mac)

I have an online backup utility (zipcloud.com) And i scheduled an upload of projects folder every day at 12pm. Thing is my projects folder contains a lot of files so i thought the best I could do is ...
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1answer
186 views

truncate absolute path in archive

In my script, I call the zip-command with the full path of the archive and the target directory like so: zip -r /srv/www/htdocs/xxx/system/tmp/build/tmp_build.zip ...
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2answers
415 views

Explorer.exe high CPU - accessing zips on a network share

Every so often I seem to get very high CPU usage from explorer.exe. I'll be working happily for a while, then suddenly my PC grinds to a halt. I used Procmon.exe to see what was going on, and what I ...
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1answer
181 views

Winzip Legacy Format in Ubuntu?

I have a script that uses the ZIP command in linux (Ubuntu), and changes the name to make it executable for a certain program. Now I realized the reason this program was not unzipping and installing ...
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2answers
142 views

Any windows program to view zip content on mouse hover?

Is there any windows programs which would show me the file and folder names of zip and rar archives when I place my cursor over the file? I always have to open them to decide if I should extract them ...
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1answer
4k 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 ...
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3answers
3k 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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7answers
14k views

Extract large zip file (50 GB) on Mac OS X

I was trying to move the files to another hard drive. So I archived all my photos in one large ZIP file using the Mac OS X built-in compress function. But the file failed to extract. I've tried ...
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2answers
83 views

Windows 7 - open with option for a file in opened compressed file

I'm not sure if this is possible or not but if it was it would make my life allot easier. What I want to do is get the "open with" option to open and make edits to a file in a .zip file without ...
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1answer
828 views

Auto Zip folders to RAR files

Essentially I host all my music on an FTP so friends and family can access it with ease, and I can access it from abroad etc. But the only issue is that each track needs to be downloaded manually. I ...
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1answer
151 views

Looking for a gtk equivalent of ark

Does there exist a GTK equivalent (or improvement) of the Linux archiving tool known as Ark? If so, where might it be found; and if not, how well-received might be a new project which acts as a ...
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1answer
111 views

Batch Script for backup

I need a batch script that will zip up all files in a particular directory and save it to another directory in a YYYY/MM/DD-HH/MM/SS format. I've seen things similar but not sure about this. Thanks! ...
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0answers
126 views

zip how to include files with a dollar sign in the name

Oracle Solaris 10 9/10 SPARC I'm trying to archive and compress a large directory using zip zip dir dir in this directory are some files with a dollarsign like name$whatever. Zip skips those files ...
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1answer
452 views

How to Unzip files recursively in Linux / DOS

I have a zipped folder which contains thousands of zipped folders contained in itself and that goes down the hierarchy, I have to unzip each and every file and place it in a single folder. This task ...
2
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1answer
1k views

Zip/gzip compression ratio much less in Linux than in Windows

I have a bunch of very huge files located on a Linux machine that I would like to compress and save some space. I have tried using the tar/gzip combination and I have noticed that the compression ...
2
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1answer
884 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 ...
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1answer
900 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 ...
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1answer
575 views

What free tool can be used to password-protect .pdf files without displaying password during entry?

What is a "good" tool to encrypt (password protect) .pdf files? (without being required to buy additional software; the protection can be created under linux but the password query should work on ...
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2answers
119 views

Updating an Uploaded Zip File without re-uploading the whole files

Imagine I have uploaded a zip file which contains thousands of images and its size is about 2GB. Now I want to add 100 new pictures which their size is about 10MB. The only way I can imagine is that I ...
4
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1answer
818 views

Restoring ancient zip file spanning floppy disks: pkzipfix equivalents?

I'm about to attempt something odd, and before I wasted time going down the wrong paths, I thought I'd see if anyone here has done this before. I have a zip file created in DOS (in 1997?) with pkzip ...
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1answer
1k views

How to zip folder and upload to Dropbox?

I would like to zip a folder and upload to my dropbox from Ubuntu shell. I intend to use this as a backup solution, so it would also be nice to run everyday and replace the older file.. If dropbox ...
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3answers
506 views

detect content from zip file without uncompress it

I'm trying to check a lot of zip files to make sure it contains the right directories. what I've done is looping all the zip files then use unzip to uncompress and check it one by one.But the CPU and ...
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1answer
3k 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 ...
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2answers
613 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 ...
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2answers
2k views

“Unsupported compression method 98” error when unzipping a file. What tools support it, other than WinZip?

I'm getting an error message: "unsupported compression method 98" when unzipping a file somebody sent to me. I've tried both an older version of WinZip, and 7-Zip 4.65. (Update: I've also tried ...
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1answer
1k 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
1answer
3k 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 ...
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2answers
382 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 ...
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2answers
6k views

Compress a folder into multiple zip files

I'm on mac osx. 1. Is there any tool to compress a folder into multiple zip files ? 2. Is there any tool to split a compressed zip file into smaller zip files (to open individually later) ? thanks
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2answers
163 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 ...
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3answers
124 views

Why the huge discrepancy in size between two similar zip files?

I use WinZip to zip entire directories of code and send them to a fellow programmer. He makes changes and sends the directories of code back to me. Ignoring the fact that this is not a good way to ...
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5answers
13k views

How to zip a big folder into small files limited to 20Mb?

I'm looking for way to zip a big folder into many 20Mb files. I don't want the zip file split into smaller ones. Instead I want to group some sub files/folders into groups which is 20Mb when zipped. ...
4
votes
2answers
3k views

How can I split and reconnect large files?

I'm trying to upload 10 GB files to S3, but the files are too large. So I'm looking for a program that will zip then split the file into multiple, smaller files. Of course, I need the same program ...
0
votes
2answers
604 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 ...
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votes
1answer
1k 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
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1answer
662 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 ...
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1answer
432 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 ...
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0answers
581 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?
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0answers
73 views

Windows Search Companion Results For Zip Files

Does anyone know if Windows Search Companion can show the filesystem path and/or actual filename of the zip file that contains the found result row? If the zip file C:\TEMP\Instance.zip contains a ...
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votes
1answer
575 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 ...
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12answers
3k views

What's the advantage of using RAR's?

The RAR file format is somewhat new to me and I'm trying to understand why people are switching to it over the "zip" file format. What's so special about RAR's? My initial assertion is that it's a ...
3
votes
2answers
969 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 ...
2
votes
1answer
3k 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" ...