Zip file only downloading test

Please help us improve Stack Overflow. Take our short survey. Stack Overflow for Teams — Collaborate and share knowledge with a private group. Create a free Team What is Teams? Collectives on Stack Overflow. Learn more. Is it possible to download just part of a ZIP archive e.

Asked 9 years, 11 months ago. Active 6 months ago. Viewed 22k times. Peter Mortensen Despite the silly title, I think it's a pretty good question. Yes, it's "possible".

However, the amount of work required is not trivial It depends a lot on your transfer protocol - you'll obviously need to use a protocol that can transfer ranges of files, rather than only complete files.

For example, if your transfer protocol is NFS, then you might find that the standard archive tools are transparently doing exactly this. Add a comment. Active Oldest Votes. Adam Adam Why do you use sudo? In a way, yes, you can. But so is hacking in general :- Another possible approach would be to build a custom server for that see pst's answer for more details.

Sergio Tulentsev Sergio Tulentsev k 40 40 gold badges silver badges bronze badges. Not something I'd want to touch though. This is not hacking but the way to do the task right. Linux: partial-zip open-source Online: wobzip.

Shervin Emami Shervin Emami 2, 23 23 silver badges 17 17 bronze badges. I wonder, if partial-zip worked for you. To me it seems like nice promise, which did not deliver anything to me. You can arrange for your file to appear in the back of the ZIP file. Sergio Tulentsev k 40 40 gold badges silver badges bronze badges. Based on the good input I have written a code-snippet in Powershell to show how it could work: demo code downloading a single DLL file from an online ZIP archive and extracting the DLL into memory to mount it finally to the main process.

NoneAuthenticationMethod]::new 'test' 'done. Create ZipArchive Class object for Zip file creation. Define a function createZip to read files and directory from the specified directory path. If the reading value is the file then add it to zip object using addFile method. If the value is a directory then create an empty directory and call createZip function where pass the directory path. View Demo. The above-defined function createZip accepts the path of the directory as a parameter.

It will read all files and folders from the path and add them to the zip file. You can also use ZipArchive Class to unzip the Zip file.