A file system is the specification of how files in a computer should be stored, named and organized. This tag should be used for generic file system questions. For specific file system questions (FAT, NTFS, ext4, ...) use the appropriate tag instead.

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How to delete a particular line in a text file after some operation on that text file at the same time

I am perl bginner (but i guess logic is same for all programming languages like C++ and C in my case its perl). What i want to achieve ? I have a text file i read that file which contains different ...
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40 views

Is there a way to create a /dev/clipboard like in Cygwin?

This answer says, that Cygwin features a /dev/clipboard device, that's in sync with the default Windows clipboard. Is there any way to have that same feature in Linux for the Primary clipboard? ...
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5 views

moving a remote folder within the same volume as part of a transaction

A program that I am developing needs to update a SQL Server database and then move 1 or more network folders, each one on a different server - but each one moving within the same volume where it is ...
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26 views

When try to copy disc it show Desktop.ini and data gone

i'm trying to copy disc but whenever i click 'copy' on Nero program. The program eject my disc and appear the error that my CD is balnk, actually my CD is CD-R and there is a lot of data. Then i ...
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52 views

How do I create a ramdisk that writes changes back to persistent storage, e.g. with aufs?

Similar to this question, but more specific: I want a ramdisk / tmpfs that sits on top of a physical directory, exposing data of that directory. The ramdisk should persistently cache all data on ...
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2answers
54 views

Convention for file extension convention: uppercase or lowercase

Is there a convention for the case of the file extension in Windows, i.e. all uppercase vs. all lowercase? If there is, what is the reason, if any, for the convention, or is it just for the purposes ...
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1answer
31 views

nodejs and npm will not work on existing project directory

So, the issue here is that I installed the Node.JS on c:/app/nodejs while my projects are under c:/app/www. I tried to use a dynamic symlink of www inside /nodejs, but it did not work out. I also ...
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1answer
16 views

Organizing documents in a big hierarchy

I'm on a task of organizing documents ( like images, .docs, etc ) of all kinds of knowledge in life in such a way that i can later quickly access each category of knowledge and its documents. I ...
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79 views

fdisk shows cylinder while formating eMMC of BBB

I have repartitioned the eMMC of Beaglebone Black but when I partitioned eMMC with fdisk(busybox) It asked me the starting cylinder instead of starting block. I selected the default option and ...
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2answers
44 views

how to find out real data usage of C drive in windows 8.1 [duplicate]

I have a wired issue as in below screen shot. from within C drive, select everything and view from properties, total is around 40GB. however, if i view from "This PC", suppose to see 60GB free, but ...
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How do I delete files that are locked when no other app can delete them?

So I found out that I had a Trojan on my external hard drive. My anti-virus app killed it, but it has created a bunch of random files on my computer which cannot be deleted. These are image files. ...
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1answer
69 views

Windows path substitution

Is there a command for Windows 7 and Windows Server 2012 R2 where you can perform a file system path substitution? I have a SQL server database that has the following file paths hard coded: ...
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1answer
57 views

What determines the page size and the cluster size?

Is the size of a memory page determined by the RAM itself, or by the OS? I.e., is the page size for a RAM the same for all OSes which use the RAM? Is the size of a cluster of a file system determined ...
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1answer
89 views

Are the size of a memory page and the size of a file system cluster always the same?

From http://en.wikipedia.org/wiki/Page_%28computer_memory%29 A page, memory page, or virtual page is a fixed-length contiguous block of virtual memory, described by a single entry in the page ...
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15 views

How to suspend and resume disk writes on a aufs mountpoint

I have a mountpoint with a type of aufs. I need to suspend disk writes, "take a snapshot", and then let the applications write to the mountpoint. Is there a way to achieve this ability? This issue is ...
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45 views

.ico File not deletable on Win7 x64,why?

I have a computer running WIndows 7 x64, and I recently noticed that Files with an extension .ico on USB sticks cannot be deleted. I then tried the same on another PC, and the .ico file was properly ...
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24 views

Files in $HOME losing executable bit

On my laptop running Arch, I have a bunch of git repositories cloned under ~/git. My problem is that from time to time (maybe once in a month or so), all the executable files inside the clones will ...
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100 views

Allow rwx to XFS filesystem on OpenSuSE 13.2

openSuSE 13.2 boasts new BtrFS as it's default File System. I have 3 Hard drives: /dev/sda [BtrFS] /dev/sda1 /dev/sda2 /dev/sda3 /dev/sdb [XFS] /dev/sdb1 /dev/sdc [XFS] /dev/sdc1 Where ...
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1answer
328 views

Finding files with BTRFS Uncorrectable Errors

I have a question concerning unrecoverable errors on a BTRFS file system. Specifically, I've run a BTRFS Scrub recently after experiencing a problem with one of my RAM sticks and it seems to have ...
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1answer
79 views

BTRFS filesystem, compression and copy on write

I'm planning about moving from etx4 to BTRFS filesystem on my pc and backup server. I'm very interested in the BTRFS snapshot feature (I have understood it uses the copy on write feature) and the ...
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3answers
1k views

How to lock a file in Windows?

Is there a way to lock a file with in-house means so it can't be deleted or overwritten? For testing of copy scripts I need to lock files temporarily to check the error handling in the scripts. Till ...
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24 views

If I install a Linux VM, will I be able to work with ext filesystems from my Mac?

I'm working from a Mac and need to edit a few lines on a Linux partition. (I need to enable SSH on Raspbian for a Raspberry Pi, but I need to do so effectively headless – I don't have any peripherals ...
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2answers
33 views

Copy files with extension - search subfolders

Copying ttf files from one folder to another using wildcard "**/*ttf", however this is not searching the files in sub-folders as well. How can I copy all the files (present in sub-folders as well) ...
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2answers
57 views

Remove GPT filesystem on USB

I have an old 8GB USB stick with a GPT filesystem hanging around. I'd like to move it to a more familiar fs, as NTFS or FAT32, but the usual mkfs doesn't seem to work since there is no /dev/sdb1 (as ...
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1answer
379 views

mounted filesystem without journal. Opts: (null) while mounting ext4 fs

I am using Beaglebone black with NFS, I have formatted internal eMMC with ext4 filesystem, when i mount the file system using following command message popups telling filesystem is mounted without ...
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1answer
58 views

How optimize copy and paste process for windows?

When user ot program copy a large file on the same physical disk windows do the following algorith: 1. Read a piece of data from disk. 2. Write a piece of data to disk. 3. Do points 1. and 2. until ...
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2answers
340 views

Can a file system's logical structure (including symlink targets) be represented in a single lightweight file (non-binary)?

After playing with multiple SQL and NoSQL databases over the years I feel the best way for me to ensure portability in my personal apps that are data-centric is to avoid all bonafide databases ...
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1answer
77 views

In Vim, netrw mistakenly thinks file.py is a directory

Using netrw in Vim, I navigate to a Python script I want to edit (file.py), but most of the time it is listed as "file.py/" with a slash, indicating it is a directory. This is impossible to open. If I ...
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1answer
31 views

Filesize difference - CMD & Explorer

When I'm doing a dir of a folder (in CMD) and I look at the filesize, it difference from the filesize that Windows Explorer is giving me (in the detailed view). Is this normal behaviour? Thank you.
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1answer
43 views

Windows Explorer or filesystem not accessible by apps after some uptime

I am running Windows 7 and after an unknown amount of uptime Firefox, Google Chrome and other apps are not able to access the filesystem anymore until I restart the apps. Whats happening is the ...
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71 views

Make a specific program see the file-system differently on Windows

I'm using Winamp since god knows when. I have all my songs in the media library with all my mp3 files with all kind of cool statistics like how many times I've listened to each song, ratings etc. The ...
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24 views

Giant Swap File fills hard drive to capacity

Today I had a most odd experience on our student computing server. Suddenly, you could not save a file and you got a "file system full" message. So I did a du -sh on all user directories to see what ...
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BTRFS & F2FS userspace utilites cross compilation

Is there any weblink/document which describes the steps to cross-compile btrfs & F2fs user space utilities ? Any steps ? special tuning suggestion for arm based board.(AM335x) ?
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1answer
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Why can't I turn a folder into a file in Windows?

Every time I need to create a text file in Windows I usually right-click inside a folder and select for any option from shortcut to a zip file and rename it's extension to ".txt" (I know that some of ...
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2answers
38 views

Mysterious folders and files with symbol names on Windows 7

I opened a thumbnail drive last evening and noticed that there were several files and folders with symbolic names (not alpha-numeric) added to it. The Date modified was also a curiosity. I have run ...
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1answer
241 views

linux: rm of file as root fails with EPERM (Operation not permitted)

I am logged in as root # whoami root I have a file # ls -l /usr/share/applications/google-chrome.desktop -rw-r--r-- 1 root root 8424 Dec 3 10:29 /usr/share/applications/google-chrome.desktop It ...
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6 views

Access windows directories from Ubuntu 12.04 that runs on VMware. without file sharing

I'm was wondering if its possible for me to reach my local file system (windows) from inside my VMware which runs Ubuntu 12.04. As mentioned in the title I would like to achieve this without sharing ...
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1answer
9 views

Video files show incorrect video

I had a drive fail a while back. While it was failing, I made a back up to another drive. Now when I try to access those files (they are video files), the video played is a segment from another video ...
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1answer
21 views

Creation date of zip file

Is there any way how can I get creation date of zip file which is stored on server? Or even better when the file was uploaded on server? I do not have access to the server disk, I can only download ...
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1answer
24 views

Can I use something like Mac 'alias' inside Dropbox, so that I only need one copy of each file?

I have a large image collection, and sometimes an image fits into multiple categories: location, picture of my sister, etc. So, I have the SAME image in multiple folders based on these categories. ...
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1answer
17 views

How to touch a file if another file changes

I'm looking for something like an event listener on the file system. I want to touch a file (restart.txt to signal Phsuion Passenger to restart) everytime I save another file. Does anyone know how to ...
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1answer
78 views

Media file won't play from the flash drive, playing from HD

I have a number of media files (avi, mp4) which are working properly and can be played on my PC. (Windows 8) However when I copy the files to a flash drive (exFAT, fresh formatted) just a few can be ...
4
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2answers
725 views

moving files from one location to another while they are being used

Today I tried to move my Microsoft Word document file from one place to another when it was open in Microsoft Word. But then it said it is unable to move since it is open in Microsoft Word. Similarly ...
0
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1answer
42 views

NAS and Linux filing system

I'm thinking about making a NAS for my home network and hosting it on a Linux machine, but I was thinking: Since Linux has different file naming limitations than Windows, what will happen when I host ...
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1answer
41 views

find command + remove older directories according to directory time stamp

I want to delete directories that older than 180 days for example directories that older than 180 days: drwxr-xr-x 2 root root 4096 Oct 1 2009 nis drwxr-xr-x 3 root root 4096 Nov 4 2012 pkgs ...
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1answer
140 views

In Windows, why does pressing F5 twice give hugely different results?

Say you have a running process writing to a file, over an amount of time. In the explorer process, highlighting that file will show the "current size". Subsequent F5 keypresses will update the current ...
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17 views

/usr/local and /usr/share detailed explanation

I am afraid this is another of FHS questions but I was not able to find more detailed explanation which I feel I need. Yeah, I know about Uni FHS and etc, but what still feels like lacking ...
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0answers
14 views

How do I use chunkfs?

I have the same question basically as ( Mountable filesystem that automatically splits files ) and one of the answers(http://superuser.com/a/735013/390402) suggests using ChunkFS but for the life of ...
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106 views

USB flash drive keeps activating 'write protection' by itself. Disarms after unsafe removal

Drive history My 16gb Kingston USB flash drive has been consistently giving problems. Under Windows XP it kept saying 'This storage media is write protected' after copying over approximately ...
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34 views

Writing data to a NTFS partition while Windows 7 is hibernating

According to this MountingWindowsPartitions if you write from linux to a NTFS partition while Windows 7 is hibernating, when Windows 7 awakes all changes are lost. The justification is: when ...