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

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7 views

Package files in separate archives by size

I want to create several seperate zip files ("spanned" archives like archive.z01, archive.z02 etc will not work) for a given set of files in a folder. I am not aware that 7z or WinRar could pull this ...
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0answers
13 views

How to check if .rar file is password protected or not without extracting it in c#?

I am developing a small utility in c#, where I am inserting many compressed files. These files are in different extensions(such as .zip, .rar, .tar, .uue) Now I do not want to extract these files, but ...
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1answer
9 views

Windows batch extract zip files, into folders based on zip name and combining similar zips

I have been searching for a way to bulk extract zip files in a directory and extract them into individual folders based on their zip file name. I found: Extract all Zip's in a directory (incl. ...
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2answers
48 views

7zip - Use Windows Task Scheduler to zip a file that has timestamp of previous day

I have a web server that generates log files everyday, the log of the day will be automatically saved as Log.YYYY-MM-DD.txt (i.e. Log.2016-07-20.txt). Now I need to use Windows Task Scheduler to zip ...
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1answer
26 views

Can zip files be used to infect an Android device with malware

I received a virus infected zip file and in a moment of insanity (I had just woken up) opened it in Root Explorer (my phone is rooted). I know it is infected because a) Avast detected it on my PC and ...
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1answer
14 views

How to zip files with --junk-files and create top level container

I have file with filepaths that I want to zip. At the moment I'm doing it like this: zip files.zip -j@ < filepaths.txt This works, but it creates .zip file that, when unzipped, unzips all of it'...
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1answer
20 views

windows extract all not working properly, trying to extract compressed content

for a colleague I have created a zip containing two projects, each having multiple docker images that are compressed to xx.tar inside them. The idea is that I can give her a zip file of the whole ...
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1answer
12 views

Protecting from malicious zip files with vbscript and file association change

I think it would be useful to pass zip files to a VBscript script that would pop up a warning to the user that they are opening a potentially dangerous file and give them the option unzip or not. I ...
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1answer
24 views

Rezip file without creating temporaries

Maybe it's best I just start off with the use case. I have a large zip file full of many files and I suspect it was originally zipped at a low compression level. I want to create a new zip file from ...
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3answers
36 views

Unable to extract Zip files with password

I am unable to extract zip files secured with password using the Windows built-in compression utility. It prompted me for password and after I supplied one, it kept complaining "wrong password" ...
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2answers
66 views

How can I quickly decompress a 1TB (5 million file) 7-Zip (7z) file stored on a NAS

There is a 7-Zip (7z) file (size: 1TB with about 5 million files inside) in a NAS device running in iSCSI mode. The 7-Zip file was compressed by the “only store not compress” mode. When the files ...
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2answers
23 views

Why can I still read compressed files?

Why is it that when I Zip some files in Windows and double click on the resulting file, I can still see all the files in their original form? Since they were compressed, shouldn’t they be illegible? ...
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1answer
52 views

How to upload dependency files to AWS Lambda

I'm trying to make a python-based AWS Lambda function need to import a module. I followed the instructions in Creating a Deployment Package (Python) on Amazon. When I create and upload the ZIP file, ...
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1answer
25 views

7-Zip Ultra - Does zipping multiple other 7-zip ultra compression files have any significant size difference?

I have a lot of files, mostly png and pdf, some svg, some various others, that need to be transferred. Multiple TB worth, files individually aized anywhere from a few kb to a few mb. The problem is ...
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34 views

Prevent windows 10 from saving zip password

It seems that windows 10 saves the password of zip folders during your login session. Once you enter your zip password once, you can access the file as many times as you want during one login session. ...
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1answer
28 views

Windows recognzie file format as a zip archive

Windows Explorer will automatically open .zip archives as a file folder. I'm making a custom file format for some data analysis that is nothing more than a zip archive of text files. However, I want ...
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0answers
14 views

ZIP multiple files of a directory into a single file and unzipping

I wanted to zip the files WMS_A.csv, WMS_B.csv, WMS_C.csv which are present in the directory /u02/apps/rwms/forms/bin/insight into a single .zip file. I tried using zip -r command. However while ...
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1answer
38 views

Windows- how do I create my own file extensions, and associate them with my own program?

I have developed a C# WPF application that will display .pdf files to the user. The user can load the PDF directly File --> Load --> (select PDF file) --> Open after selecting the PDF, and ...
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1answer
47 views

How do I change pathname of a file in a zip

Is there a shell command or other way to alter the pathname of a file stored in a zip in OSX?
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1answer
44 views

Secure ZIP is giving error while trying to extract excel files from zip

Here I am trying to extract excel file from a zip file, which is giving below errors. I don't have option to use either 7-zip or winzip Secure zip error console Edit-1 : integrity test result
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2answers
35 views

How can I compress multiple files to multiple zip using 7-ZIP?

for example I have one folder which contains below mentioned files: 001.txt 001.doc 002.txt 002.doc 003.txt 003.doc Continue.... I want all similar file names each in separate zip. e.g. 001.zip ...
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1answer
32 views

Is it possible to make somehow multi volume RAR archives by reading data from named pipe or standard input?

I usually RAR my files into 200MB parts on my VPS, and free space is always scarce. Would be nice to make the multi volume part1.rar, part2.rar etc. archives from a named pipe, which could be fed even ...
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1answer
27 views

Search zipped files and list content

I have a folder with many archive files. How can I search all the files and list their content (possible extract to excel or to any other document) of the zipped files without extracting them?
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2answers
126 views

7zip - Create self-extracting Archive (sfx) with specified Extract path

Hello SuperUser Experts, Thank you for your help in advanced. I am trying to get the 7zip SFX archive to create an executable. I am able to get the executable. But when I run it, it give the ...
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11 views

Unable to see the contents of ZIP folders within PuTTY

I hope all is well! I'm having trouble with unzipping folders on PuTTY and I hope someone could help. Whenever I enter unzip FOLDER, which is within the highest hierarchy, and type ls to see the ...
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17 views

Extracting zip files within zip files

I have a file which contains an unknown extremely high number of zip files, only within each other, and a file at the bottom, like so: zipfile\zipfile\zipfile\zipfile\zipfile..........etc.etc.\...
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1answer
35 views

Create Send-To-Compressed(zipped)-folder event shortcut on Windows10

I have a really simple question to which I haven't been able to find the right simple answer to. I'm working a lot with zipped (compressed) folders. I want to improve my workflow. After selecting all ...
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1answer
31 views

.zip made on Mac OS, .jpg files with weird characters on Windows

I received a zip file from a Mac OS user with several hundred of .jpg files, some with very long names. Opening the .zip file wit 7-zip on my Win 7 machine, lots of these files have very weird ...
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16 views

Show zip files in windows explorer folder tree

In Windows Server 2003, how can I always show compressed folders (zip files) as sub-folders in the Folders View of Windows Explorer Bar? Thank you
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1answer
18 views

How to find extracted Zip files and their folder in mac

How can i list all zip files and their extracted folders in order to remove one of them, i downloaded lots of zip files in years(like everybody) and extracted them so now they are taking twice as ...
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1answer
19 views

Stop PKWare from zipping attachments

Recently I installed PKWare SecureZip on my machine and incredibly annoying it is zipping all my attachments and I can't figure out how to make it stop. The PKWare Help is useless.
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4answers
63 views

how to verify whether a compressed .gz is corrupted or not?

I have many gz downloaded from the internet, and I would like to make sure they are not corrupted. Does the fact that I can open the archive with winzip on windows proves that everything is fine? I ...
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1answer
25 views

Recompressing zip - integrity check

I have multiple large zip files and I would like to recompress them without unpacking them (I run the risk of running out of disk space). I am thinking of using advzip for that task. However, I want ...
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1answer
16 views

lighttpd with zip extension

I wanted to optmize a project i have by trying out lighttpd instead of apache2 on a Raspberry Pi, but noticed that my php code handling zip files no longer worked because the Zip module for PHP doesnt ...
0
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1answer
30 views

Zip only data from folder in Linux

I have a folder with some data like this: folder |- data1.txt |- data2.html ... |- folder1 |- other data ... ... (some folders or data) ... and would like to archive only ...
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1answer
13 views

can't zip folder under linux mint on external ext4 hdd -no permission

I can't zip a external hdd even if i set the permission to my username. I tried sudo chown -R user:user /folder/in/media, but i still have no permission to zip via the gui of the system. i even have ...
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0answers
23 views

What Linux zip option overwrites the zip file?

Is there an option for Linux zip that is equivalent to rm foo zip -r foo foo/? I'm using Info-ZIP's Zip 2.31.
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1answer
45 views

ZIP File Viruses

If I open a ZIP File, and attempt to open an example of "Virus.exe", my antivirus tells me that this file is unsecure or whatever, and I press on Don't run, is there still the possibility of my ...
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1answer
47 views

Why do tar.gz files download faster than .zip files?

I have a Linux build server that I frequently download from and I have noticed that the .tar.gz files have download speeds approximately 3 times faster than .zip files. However, to my understanding ...
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28 views

Zip file corrupt and cannot be repaired

I have organized all my pictures in a Zip archive folder. I am trying to extract my image data from a Zip file but I get an error: access to the compressed zipped folder is denied How can I ...
3
votes
1answer
73 views

Alter .zip double-click action to work with .7zip (Windows 10)

Currently my setup has it so that all file extensions that are supported by 7zip are extracted on double click into a folder pertaining to the name of the archive. This works perfectly on all file ...
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2answers
122 views

Use ISO instead of ZIP or RAR to store files?

I have been doing some backups of my old files and lately I was wondering if there is another method of storing and compressing files other than ZIP or RAR. In my case, I want to store various group ...
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1answer
28 views

Unziping multiple ziped and rename automatically files with same name if needed

I have a bunch of Ziped files in a folder, and i would like to unzip all, ut automatically rename folders or files with the same name, example: In ZIP_folder_1.zip and ZIP_folder_2.zip i have one ...
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1answer
65 views

How to unzip multiple ziped files and rename automatically if needed

I have a bunch of Ziped files in a folder, and i would like to unzip all with: unzip ZIP/*.zip But automatically rename folders or files with the same name, example: In ZIP_folder_1.zip and ...
0
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1answer
31 views

7zip batch file does not include extension Why?

I found the below batch file and it works fine but I need the code to add the extension to the final zip file. I am sure this is a simple question but I have tried everything. @echo off cd /d %~dp0 ...
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1answer
43 views

Infection with virus just by extracting an archive (zip/rar/iso)?

is my Computer compromised with a Virus, when extracting an archive like zip/rar/iso with WinRAR, which contains an (Virus-)downloader.exe even when i didn't start the executable? and the Anti Virus ...
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1answer
59 views

Why is plain jar file compressed to 76% but after ProGuard shrink & obfuscate; it is compressed to 102% ?! How to fix?

I have a jar file of size 392 MB. I made another copy of it, so I have now two copies of the same jar file. For one of them I used 7-zip to compress it. It is compressed to 76% of the original size, ...
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0answers
64 views

how to extract .exe files from .zip archive (7-zip stuck on executable)

I face a problem that when I want to extract some .zip archive which includes .exe it will always stuck on that executable and do nothing. I never had such problems before, i can't remember at least. ...
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1answer
36 views

TAR and compress a directory but skip compression on already compressed files

I want to TAR and compress a user's home directory as efficiently as possible. The problem is there are a lot of large and already compressed (gzip/bzip2) and hard-to compress files (binaries/data) in ...
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2answers
78 views

Bind a Exe and a ZIP file in one Zip file for a minecraft resource pack

I want to bind a Exe and a ZIP file in one Zip file for a minecraft resource pack so when I open the zip file it opens the .zip file and the .exe at the same time. I have already tried a couple of ...