7-Zip is a file compression archiving program

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How I can identify the packer which was used for creation of some crapware installer bundles (setup.exe)

A lot of so called "freeware" bundle installers contains one or more unwanted disgusting crapware components like the evil ask toolbar or other similar hexadecimal shit. Is it possible to identify the ...
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7answers
2k views

7-zip for linux

7-zip for linux, does such a thing exist? I mean actually 7-zip or a port, not another compression tool or command
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2answers
762 views

I have most of the password for my 7z archive. How can I crack it?

I know most of my password. I think I've only got some capitalization and/or some character inversions in certain spots. What is the fastest way to try all combinations? If that still doesn't work ...
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2answers
697 views

How to open big tar.gz file

I created a big tar.gz file, following this guide. It is a daily backup file. My computer has 3 GB of RAM and is running Windows 7. My biggest archive is 183 GB, containing pictures and documents. ...
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1answer
343 views

Is it possible to recursively list zip file contents with 7 zip without extracting

Similar to this question I have a very large zip file which contains other zip files, folders, and files. I want to use 7-zip to extract a list of file names from it, recursing into subfolders and zip ...
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5answers
618 views

Automatically extracting text files via commandline and combining them into a single text file

In-Depth Explanation of Problem: I'm trying to automate a process on my computer and having some difficulty. Each day, I'm emailed a zip file that contains a txt file. I have a script in place that ...
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1answer
156 views

How to archive using the shell extension and still exclude files with 7zip?

How can I exclude files from archiving in 7-zip's "Add to Archive" dialogue? I know how to do this from the command line, but it doesn't seem possible from the "Add to Archive" dialogue. I thought ...
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2answers
673 views

Can the “copying” step from 7zip be sped up?

I use 7Zip to extract compressed files. I am currently working with a compressed 7GB RAR file that expands to 55.6GB. I understand the time it takes to unzip the file, but then I have to sit and ...
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0answers
120 views

Difference between lzip, 7z and zipx [closed]

I would like to know what is the difference between the algorithms used in these three compression schemes. I found that all three of them are based on LZMA. But I would like to know what makes them ...
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1answer
1k views

how to “preserve internal directory structure” when unzipping on windows?

I'm tring to build boost, in instructions I've read When you extract the library from its zip file, you must preserve its internal directory structure (for example by using the -d option when ...
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1answer
186 views

How do I use 7-zip AND from SPECIFIC folder backup only the config.xml files

I have a Jenkins Server which I want to Backup using 7-zip. I want to backup the full C:\JENKINS with all the sub directories with only one exception. The exception is that from the JOBS folder I ...
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1answer
111 views

7zip update split archive [duplicate]

I am using the gui So I have a split archive in format archive.7z.01 archive.7z.02 archive.7z.03 I want to update them to match the folder being compressed but I get the error "The file exists"
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1answer
1k views

Update File in a subdirectory with 7z commandline

As the title says i want to update the file test.txt which is located in a directory called Test within a Archive called test.zip If I run 7z.exe u test.zip test.txt if puts the file in the root ...
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2answers
3k views

7-Zip not working from the DOS prompt or command line?

I have "7-Zip" installed and it works from Windows, but not from the DOS prompt or commandLine: 7z e max_logs_can_messages.tgz Yields: '7z' is not recognized as an internal or external command, ...
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5answers
6k views

Is there a way of replacing those ghastly 7-Zip default icons?

I like 7-Zip a lot - it's my compression utility of choice on Vista and XP. I have just one problem with it: it's butt ugly. I'm really kind of reluctant to install it on my fresh Windows 7 system ...
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2answers
3k views

How to write error status for command line 7-zip in variable (or, instead, in text file)

I use 7-zip (in my batch files) to pack some directory and send archive by email. When I use some file in this directory at the same time the batch file is running (I start the batch files with Task ...
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2answers
600 views

Can I get the black and white 7zip filetype icons back?

I've been using 7-zip for a long time. Any archive that 7-zip recognizes was given a black and white [7z] icon. I just switched from Win7 32 bit to Win7 64 bit, and when I reinstalled 7-zip all of ...
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0answers
417 views

7z.exe (How to Add or Delete Files inside a SubFolder in *.jar file?)

I am totally new using 7za.exe! I heard that 7za.exe also called as 7zip was being used to replace or add files inside a jar file extesion! I am trying to replace or file inside 3 sub folders in a jar ...
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2answers
2k views

How to zip multiple folders in 7zip?

I have a folder, lets say, MAIN. Inside this folder, there are many folders(say f1,f2,f2...) which has subfolders and files in them. Now I need to zip these folders(f1,f2,f3...) and their contents ...
10
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1answer
7k views

How to create multipart 7zip file in Linux?

How can I create a multipart 7zip file in Linux using the p7zip console client? Many people referred me to it. My console app is 7-Zip [64] 9.13 beta Copyright (c) 1999-2010 Igor Pavlov ...
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5answers
4k views

Is it safe to store my passwords in an encrypted .7z/.zip by 7-zip?

Here is what I do: Type in all kinds of passwords in an excel file (.xlsx) Zip it with a password by 7-zip AES 256 length > 8 combination of A-Z a-z 0-9 symbols different from ...
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3answers
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How do you register the 7-Zip GUI program with the .7z extension in Windows?

For whatever reason, the 64-bit Windows Installer doesn't seem to register the .7z file extension with the 7-Zip GUI (or with anything, as far as I can tell). How do I go about doing it. A simple ...
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2answers
277 views

Split zip archive containing folders now contains “corrupt” zip archive

I zipped and split two folders with 7zip, so I got File.zip.001 to File.zip.010. I renamed them to Foo.zip.001 to Foo.zip.010, and if I open them now, they only contain a "Foo.zip" file. Upon ...
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1answer
487 views

Automatically extract and rename extracted file according to archive's name

I have a bunch of zip files in a folder. Each zip file has a file in it named exp_1.txt. I would like to unzip each zip file and rename the extracted file from each zip file to what the zip file was ...
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1answer
363 views

How do I zip a folder with 7-zip but not subfolders of that folder?

For instance, if I wanted to zip everything in My Documents, but not subfolders in My Documents, and I also did not know the name of each subfolder.
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4answers
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How to make 7-Zip faster

I normally use WinRAR over 7-Zip simply because it's faster and only a little less efficient with compression. I did a few tests on different filetypes and sizes comparing the 7-Zip and WinRAR default ...
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2answers
1k views

Windows 7 Explorer Preview Pane for zip files

I was wondering if there is a possibility to add .zip file to the explorer preview pane (Windows 7 64 Bit). For example if a folder contains a .zip file i would like to see the content of the .zip ...
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3answers
7k views

Extracting msi files using Linux

Related: How to extract files from MSI package? To extract the contents of a MSI installer using Linux, I can either use msiexec with wine or use 7zip. However, the latter does not preserve ...
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2answers
3k 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 ...
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2answers
1k views

Setting WinRAR to exclude files with the exact filename I specify from being extracted from an archive

How can I configure WinRAR to exclude files with the exact filenames: thumbs.db or .DS_Store (ignoring case) from being extracted from an archive (all directory levels within an archive)? Files with ...
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2answers
3k views

7zip command line options for more information when synchronizing

In the 7zip command line options, is there some argument that can make 7z output the files ignored/deleted from the archive too? (files ignored by the option -uq0) Example call: "C:\Program ...
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1answer
200 views

How to use 7z with variables inside a linux script?

For example: 7za e -y $file_name -o$dest_directory This works fine, when run directly from command line, but within the script it gives this error: could not find archive (No archive by that ...
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1answer
347 views

7-zip not in Explorer++ context menu

I use both 7-zip and Explorer++ quite a bit, but I can't seem to get Explorer++ to show the context menu items for 7-zip, like the windows explorer does? Am I missing something? In windows explorer ...
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1answer
781 views

7-zip files on Linux with AES-256 encryption

I have a requirement to zip up some files in Linux with 7zip using AES-256 encryption. The end user will be opening in Windows with 7zip. I'm using the following command: 7za a myfile.zip test.txt ...
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0answers
246 views

7zip command line - extract all files in a folder except *.exe

I am using the command: 7z.exe x -y -o<dir> <archive dir> * -aoa -r to extract all archives that are located in the archive directory. I am running into a problem where exe files that ...
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1answer
276 views

7-zip alternative for mac os (that allows editing within the zip)

I've been using 7-zip in Windows, and looking for its alternative for Mac OS. Various tools I tried able to open/archive/extract, but I can't update it within the tool itself, like dragging and drop ...
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5answers
3k views

How can I overwrite an existing file in 7zip?

I'm trying this: 7za.exe a "C:\Disc.7z" "C:\test" -v20000000b -m0=BCJ -bd But if I already have created the file C:\Disc.7z then 7zip don't compress nothing and sends me this output: System error: ...
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0answers
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7zip - How to overwrite a existing file? [duplicate]

Possible Duplicate: How can I overwrite an existing file in 7zip? I'm trying this: 7za.exe a "C:\Disc.7z" "C:\test" -v20000000b -m0=BCJ -bd But if I already have created the file ...
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1answer
58 views

Let 7Zip install in same directory without subdirectory

When using 7Zip to extract a zip file, it always creates a subdirectory I want to avoid to create. The zip file: C:\Test.zip The content files in zip file: `ReadMe.txt` The Commandline: x ...
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4answers
2k views

Why should I prefer 7zip over WinZip in Windows environment? [closed]

I know Winzip is not free and 7-zip is free . Other than this is there any reason why I should use 7ZIP over Winzip for compression ? I am using Windows 7 .
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4answers
3k views

Can I open a Disk2vhd created VHD file with 7-zip?

I've created a VHD file of my C: drive, for backup purposes, using Disk2vhd 1.0. When I try opening the file using 7-Zip 4.65 (to view the contents) I get the error: "Can not open the file XXX as an ...
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1answer
1k views

Unpack NSIS executable

I am trying to decompress a NSIS executable. With the GUI version of 7zip I am able to do this and the exe is listed as: Type = Nsis Method = LZMA:25 Solid = + With the command line version 7za I ...
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2answers
689 views

Is SecureZip compatible with any other ZIP programs?

I put some files into an encrypted archive with Secure Zip (was using a computer at another organization) and emailed them to some people. None of them have Secure Zip (nor do I on any of my own ...
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2answers
2k views

Is it a requirement to concatenate multiple 7zip files in Linux before being able to uncompress them?

I generally use 7zip when on Windows and uncompressing multiple 7zip files. I have come across several articles noting that I need to concatenate multiple 7zip files to a single zip archive if I wish ...
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2answers
7k views

7-zip cannot open file on double click

I have installed 7-Zip on my machine and associated it with serveral archive file types. When double clicking an archive (so far I have tried .zip, .7z and .bz2 files), a message box pops up telling ...
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2answers
1k views

Synchronizing files using 7zip and the CLI

In the command line, 7zip has the command 'a' to "Add files to archive". But I want to sync the files instead. This is one of the main options in the GUI, but the CLI has disregarded it for some ...
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1answer
382 views

How to rename and extract all file?

Looking for a .bat to rename and extract all. The folder is d:\EJ\%dd%-%mm%-%yyyy%\ (multiple files) K02699_ej.zip K02702_ej.zip K02703_ej.zip K02704_ej.zip K02705_ej.zip Rename to K02699.zip ...
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3answers
5k views

7zip: how to extract to std output?

I have 7z 4.65 and am trying to extract a single file to standard output. The 7z command-line help says -so is the command-line parameter to extract to standard output, but when I try this: ...
0
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1answer
302 views

pfSense iso.gz doesn't seem to be a compressed iso image

I downloaded the latest pfSense ISO (pfSense-2.0.1-RELEASE-i386.iso.gz) and had 7zip extract it, but it just shows me the disk contents. I cannot extract the actual ISO file to burn it with the boot ...
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1answer
261 views

Compressing bigger than 1GB files seems not to work

I tried my best to compress some videos, about 1.4GB each. I tried to compress them separately, "tarring" (using tar) them and then compress, everything. I'm on OS X Lion and I did try the ...