7-Zip is a file compression archiving program

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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
22 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
71 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
43 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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0answers
27 views

How can i create a schedule to extract a number of zip files

How can I create a schedule to extract a number of zip files in a folder? My email program sends files to a folder upon arriving but they are .gz. Now I found that you can compress files based on a ...
2
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0answers
36 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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0answers
21 views

What is Ppmd compression? [closed]

I have read that ppmd compression is used in 7z and zipx. I would like to know what exactly does it do and what files and also what type of files is it suitable for.
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1answer
46 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 ...
4
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1answer
85 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
34 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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2answers
186 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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2answers
66 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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81 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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0answers
27 views

I need to see what's inside the zip file before unzipping. How can I do it? [duplicate]

All the unzipping utilities I tried on the mac simply unzip the file. What I would like is a 7zip or WinZip style app that let's you actually see what's inside the file. Does something like that ...
2
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2answers
169 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 ...
6
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3answers
251 views

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 ...
2
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1answer
117 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
92 views

Create an archieve with current data and time in file name using 7z command line

Today I lost my whole Far Cry 3 save game suddenly. So now I want to backup it's save game folder automatically on a certain period of time using windows task scheduling. I want to include date and ...
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1answer
87 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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2answers
308 views

Extracting a Zip File with Japanese Filenames?

I'm trying to extract files from a zip file on Windows 7. The filenames are in Japanese, but they just look like éñé▀é─é±é─ü[é╓é┐éσèGòùé▄é╟é⌐üÖâ}âMâJâZâbâg20110423. They include a 3D model file and ...
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2answers
332 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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2answers
158 views

How can I install 7zip so I can run it from Terminal on OS X

I would like to be able to run 7zip from the command line on Mac. Does anyone have instructions on how to set this up?
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3answers
848 views

7-zip commandline How To archive with subdirectories? Or, how to KEEP folder structure while archiving

I have a bunch of files like this: C:\G\G1\35antique-shop.mp3 C:\G\G2\35antique-shop.mp3 C:\G\G1\09saguri.mp3 C:\G\G2\09saguri.mp3 edit1: I just wanna know how to KEEP folder structure while ...
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1answer
91 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
183 views

Incremental backup with 7zip

I have googled and searched, but can't find the command that 7zip command line utility uses for making incremental backups. So can someone please share the command ? Thanks btw I found this link: ...
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1answer
130 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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1answer
131 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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0answers
138 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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0answers
50 views

changing 7z icon via registry in WIN7

I would like to change the default file extension icon of 7z in WIN7. I found few third party utilities but they dont work for me... Could someone explain me, step by step, how to change the 7z icon ...
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votes
2answers
664 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
120 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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1answer
44 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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0answers
60 views

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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5answers
449 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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4answers
195 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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1answer
181 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
199 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
202 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 ...
0
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1answer
120 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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0answers
11 views

7zip - Add to Archive Option “Operation not supported” [duplicate]

Possible Duplicate: 7zip Add Operation Not Supported? For some reason, all of a sudden I can no longer drag and drop files to one of my .zip archives using 7zip. If I try dragging and ...
2
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2answers
653 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 ...
0
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2answers
112 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 ...
3
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2answers
2k 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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1answer
154 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 ...
0
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1answer
148 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 ...
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2answers
64 views

How to extract and erase the original compressed file on Windows 7?

I wonder whether there is an extractor tool that as well as extract the file contents, erase the original compressed file. Thank you.
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0answers
45 views

Is there any zip application which allows conditionally unzipping to a folder or not? [closed]

Perhaps the following is a common scenario for some of you as well when wanting to unzip a certain file. You first open the archive in order to see whether it contains more than one file inside. In ...
2
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0answers
368 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 ...
0
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1answer
54 views

7Zip add string to zip name

I have a 7zip command line process that zips by date and its works well. The command creates a zip file with date IE 20121019.zip. However Id like to add a string to the file name. for example ...
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0answers
37 views

when upload zip template to mailchimp, the code was messed up [closed]

Win7, notepad++ v6.1.8, 7zip, firefox 16, it's my computer. I code html template for mailchimp, and set it UTF-8, Windows CR/LF end, then zip it to upload to mailchimp. When preview the template, or ...

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