Archiving can refer to the process of archiving files or the process of archiving data. File archiving is combining one or multiple files into one file or container. Data archiving is the process of relocating data that is no longer actively used to a separate storage area for long-term retention.

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Free command line archivers [closed]

Nowadays, we have a plethora of free arhivers (7-zip, j-zip, winrar <-- okey, that one's not free, ...) But does anyone know of some free command line archivers for popular formats (RAR, ZIP or ...
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3answers
17k views

How can I remove the password protection from a RAR archive? [duplicate]

I have a directory in which there are lots of password protected .RAR files/archives. The passwords of these individual archives are known. I want to remove the password protection from all of them ...
2
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2answers
3k views

How can I create ZIP64 file and test it?

I need a zip file (ZIP64) for a test case, I put a bigfile of 5GB full of zeros and zipped it, but I don't know if is ZIP64. Should the ZIP file exceed 4Gb to be ZIP64? A 4Gb file for a test case ...
2
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3answers
153 views

Archiving old, outdated hard drives

I have a number of old hard drives. I've decided to throw them out. But before I do that, I'd like to keep the contents of hard drives, intact. I tried to use the ISO file format to archive but the ...
2
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2answers
764 views

How do delete *.jpg files from an already existing Archive?

I have at least 40 archive files, 100 MB each, which also includes many .jpg files within. How I can delete the .jpg files from these archives easily? To be more exact, I am looking for a way to ...
2
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3answers
129 views

Where can I find 7z format adoption?

How widespread is this format? What archivers support it? I would like to replace zip files I create with 7z. But I'm afraid some people will have problems opening them. Edit: The main reason I want ...
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1answer
4k views

tar: extract myfile.tar.gz archive to a directory named myfile

Can it be done with tar? Do I have to write a bash script?
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5answers
2k views

How do you archive digital photos and videos?

Considering failure rate of digital media, hard disks/cds/DVDs, what is the best way to archive family photos and videos ? I was thinking of having a couple of hard disks that have the same data. ...
2
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3answers
159 views

Is it possible to create a RAR from specific selected files inside another RAR?

So I have one RAR and I want to create another RAR from only the (let's say 10K) files inside that compressed archive without uncompressing it. Hope this makes sense and thank you all in advance!
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2answers
280 views

Storing large amounts of small files into bigger files on Windows

Let's say I have 50 GiB of files that weights around 500 KiB each. My guess is that having, for example, 5 large files of 10 GiB each with the same content archived in them would be better for hard ...
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4answers
1k views

How to get 100% identical compressed files, for source files that only differ in creation date?

I want to be able to compress a file losslessly, and if the original file is identical to another user's file, I want both of our compressed files to match, even if the original file dates are ...
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2answers
68 views

How to compress serveral, large, high entropy, but very similar files?

I have several big (as in: bigger than any dictionary, 100s of GBs) files. These files are very high entropy and compress very poorly. However these files are (as far as i can tell) almost completely ...
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1answer
2k views

What is the largest file I can write to a DVD?

I am creating an archive of a large file set using the 7-Zip command line tool, and I am going to write the archive to DVDs (2 sets, to be safe). Assuming exactly one file (a part of a 7-Zip archive) ...
2
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1answer
790 views

Are password protected files immune or vulnerable to virus?

Are password protected files immune or vulnerable to virus? I constantly password protect my files using winrar. And I noticed that it raises an alarm whenever I will scan it using my antivirus ...
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2answers
90 views

Unpack large zip file over itself

I want to unpack 20Gb archive, but I don't have another 20-30Gb of HDD free space. Is it possible to unpack this file over itself ? So that zip file will be deleted after unpacking and I will have ...
2
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4answers
224 views

What other archive formats save Date Created and Date Accessed?

7-Zip on Windows will save the Date Created and Date Accessed when compressing a .zip file, however it does not do this for its (referring to 7-Zip) native .7z format. Any Unix-based formats are ...
2
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1answer
708 views

Retention Time for Flash Memory

I am considering using flash memory, in the form of SD cards, as a means of complementing my regular DVD backups. The cards are getting reasonably cheap and have an impressive data density. However, ...
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2answers
1k views

Compare and take some contacts from Address Book Archive

I've got an Address Book Archive (.abbu) file that I backed up a while ago. For some reason some of my contacts got deleted, and I know they're in this backup. I have also changed and added some ...
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5answers
4k views

Automatically unzip/untar downloaded files?

Is there a way to automatically unzip/untar everything I download? Preferably without installing anything (I already have enough programs running all the time) and something that works with all ...
2
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2answers
51 views

How to compress multiple files with similar names?

So I've got some 20 000 files that I want to compress and group by following logic: compress every file that have identical characters up to ( also include files that have no ( So the files are ...
2
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1answer
111 views

7zip - Command Line: how to set output path?

I want to compress all HTM files in D:\HTM\ to an archive called comp.7z which is created in D:\HTM\ directory, so I do the following: 7z a -o "D:\HTM" comp.7z "D:\HTM" and get an error, exactly as ...
2
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1answer
4k views

Extracting a tar.gz file returns, “This does not look like a tar archive.”

I have a tar.gz file and I want to extract it using terminal. I used following commands: tar tvzf ldtp_3.5.0.orig.tar.gz and tar -xvzf ldtp_3.5.0.orig.tar.gz. However, I get the same result for both ...
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1answer
31 views

How can files in virtual disks be deleted without a complete rewrite of the rest of the virtual disk?

I would think that for a file to be deleted from a virtual disk file, all the data that exists after the deleted file would have to be re-written to the file. this seams to be true for archives like ...
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2answers
68 views

How to add durability to an archive?

I have a collection of home videos I want to archive on Amazon Glacier. Since Glacier has a 4 Gb file limit, I need to split some of my 4Gb+ files in to smaller chunks. I figured I should add some ...
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2answers
708 views

Good practices of creating redundant archive for long time cloud storage

I want to create digital archive of photos, documents and other imporant stuff to store in the cloud (likely Amazon Glacier). Preferably one year per archive, up to 10 gigabytes each. I want to make ...
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2answers
2k views

How do I configure Google Chrome to open zip files in file-roller instead of Nautilus?

When I download a .zip file using Google Chrome on Linux, upon clicking it the .zip file opens my Downloads folder in Nautilus, not the .zip file in file-roller. Ironically, Google is mum on the ...
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1answer
1k views

Create a 7-Zip including only specified folder and excluding certain extensions. No scanning

I'm trying to create a 7-Zip archive that would compress a certain folder (only specified one!) while excluding a certain file extension. I've come up with this: "PATH-TO-7Z.EXE" a archive.7z ...
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1answer
1k views

How can I updated an encrypted 7zip archive without losing encryption?

I created a 7zip archive with AES encryption. I included the option to encrypt the filenames. When I updated the file however I am no longer prompted for a password to open the file and can view the ...
2
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1answer
619 views

Archiving large folders

I'd like to create a (compressed) archive of a folder which contains ~350,000 items totalling ~17 GB. Is .tar.gz a sane format to use, or would .zip, .rar, or .7z work better for handling that much ...
2
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1answer
4k views

is Winrar's “store” mode the same as tar?

The question kind of says it all. When archiving files with Winrar you get the option of different compression modes, one of which is "store". I'm under the impression this does no actual compression ...
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2answers
2k views

Creating/extracting RAR files on Mac OS X

I would like to be able to create RAR files easily on Snow Leopard with some sort of GUI utility. I know that RARlabs maintains a Mac version of the RAR command line utility, but I don't want to have ...
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2answers
47 views

LamedropXPd-like very simple zipper?

A friend of mine needs to zip a bunch of MP3's on her locked-down XP or Vista PC at work. There are two requirements: Since she doesn't have admin rights, the application should either not require ...
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1answer
2k views

DAR archive GUI utilities for Mac/Windows?

Are there any DAR archive utilities that work for Mac / Windows? All I can find are the command line programs, and the GUI programs for Linux.
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3answers
2k views

programmatically extract tar.gz in a single step (on windows with 7zip)

PROBLEM: I would like to be able to extract tar.gz files in a single step. This makes my question almost identical to this one: stackoverflow question for tar-gz. My question is almost the same, but ...
2
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1answer
36 views

Archiving websites like Internet Archive

Most of the data for my research needs are met by our Government websites. Problem is they take down websites or certain pages or break the links. But my research demands the access to information ...
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1answer
33 views

seeking a tool creates space-efficient web archives

I am seeking a tool to space-efficiently archive a blog that is changing every day or even two or three times a day. I don't mean that individual blog posts change - not regularly anyway - I just ...
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2answers
469 views

How to get a specified file extracted from a JAR file using a batch file?

I have a test.jar file on windows and I want to use 7-zip to get a certain file from outside of the archive, such as the "com/app/test/FILE.class" file. I only have access to java, 7-zip, and the ...
2
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1answer
165 views

Is there a twitter client which automatically saves all tweets I see? [closed]

I'd like every tweet about certain topics saved, so tweets with a certain hashtag, word, user, etc. To reiterate, if I see a tweet, I want to save it forever and ever. I'm running Ubuntu Linux.
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0answers
26 views

Unzip multipart files created from Mac in Windows

This is how I created a multipart archive from Mac; zip -r -s 1g archive.zip long\ folder\ name/ This creates files like archive.zip, archive.z01 and so on. Now I am trying to unzip this archive in ...
2
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1answer
84 views

Batch command to archive folders with content using WinRaR

I have lot of folders in the root "C:\Test\Archiv\" (more than 1000). To be more specific, I get one every hour. They are named as following : ay %year% m %month% d %day% h%hour% In each folders are ...
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0answers
25 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 ...
2
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1answer
47 views

Splitting tar archives and uploading them one at a time

I want to backup my systems to split tar archives with a script uploading them one by one. It has to create the split archive and then run a script. The script uploads the part and deletes it. This is ...
2
votes
1answer
37 views

Restoring file properties but not the complete files, from backup

While copying data from my old storage on a Linux computer to the new (linux-based) NAS, I accidentially failed with getting the properties (most important: the modify dates) along to the new ...
2
votes
1answer
21 views

Search .zip files for sizes

I have a directory with many .zip files. I wish to search through them to match an uncompressed file size (I am trying to find which .zip my file originated in, and the name's been changed). IDEALLY, ...
2
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0answers
200 views

Can't extract file with non-ascii name from zip archive

I am using Linux Slackware 14, downloaded a zip archive with a file, containing Russian characters in it's name. Now when I try to unzip it in console, it prints an error and doesn't unzip: bash-4.2$ ...
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0answers
81 views

Most faithful, accurate, lowest-level HDD imaging software? [closed]

I'm preparing to do archival imaging of a bunch of IDE/ATA HDDs (disk capacities range from 1 GB to 300 GB). I'll be using a Windows 8 machine to create the images, and afterward there must be some ...
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0answers
69 views

Cross-platform owernship of files in a .zip folder

I have a PHP app that creates a .zip folder out of files that are restricted to specific groups using ACL, then submits it to the user to download. Specifically, everyone is allowed to read them, but ...
2
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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 ...
2
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0answers
625 views

Can you fix a corrupted 7z file?

So, I had a cd, with a scratch on it. The cd contained a 7z file. When I try to copy the file it gave me an error, so I used corrupted disk repair fixer and I managed to open the 7z, and view the ...
2
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1answer
546 views

Read only email archive

I have a big gmail email database and i want archive it, and use in read only mode. I want to use like thunderbird, but without structure modifying functionality or email deletion possibility, just in ...