The system used to format and organize files on a disk. This includes directory structure, permissions management, metadata, and more. The current default file system for the Mac OS is HFS+

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Changing 10.6.8 from mounting ext4 as read-only to read-write with OSXFUSE & fuse-ext - in fstab?

So I have OSXFUSE & fuse-ext installed (as in link: How can I mount an ext4 file system on OS X?), but after searching on these two device's websites, Stack Exchange, googling, etc. I cannot find ...
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2answers
2k views

Permission Problems for copied files from NAS

I access my Synology NAS via AFP and can open/edit all of my files directly on it. But when I copy a file to my desktop I can't open it. Finder tells me I don't have appropriate permissions. When I ...
3
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2answers
380 views

Why doesn't Apple ship and support FOSS drivers for NTFS write capabilities?

Is there a reason Apple does not allow for NTFS write support, even when Linux (free, open source) solutions can? Why don't they just utilize those existing solutions to support read and write for ...
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2answers
235 views

How are paths to files and folders constructed in OS X?

I need to indicate a right file path to read a .csv file into R on OS X, but how can I find where the file is stored? Looking at Excel files, the file path starts at users/…, but there is no ...
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28 views

How to fix error code -43 (copying files to my samba shares)?

When I copy some files/apps to my samba shares (1 running FreeBSD and the other is running Debian Linux), I get an error code -43. this is the text of the error message operation cannot be ...
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8answers
15k views

Can I make a DIY Fusion Drive?

I have a Mac Mini with two drives: a 256GB SSD and a 500GB HDD. From what I've read, the new Fusion Drive does all of it's magic in software, using the Core Storage APIs. Can I get my setup to ...
6
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1answer
4k views

Mounting Ext3 filesystem with OS X 10.7.4

I'm trying to mount an Ext3 external USB hard drive in OS X 10.7.4. I installed OSXFUSE (with macfuse compability layer), which worked fine. After that I tried to install EXT2FS but the install ...
3
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1answer
481 views

Are .apple files potentially synonymous (or a wrapper to) .dmg files?

We lost a .dmg file on an harddrive. Our tech guy was able to recover files from the drive but not one of them is a .dmg file. But they are a lot of .apple file. Can the .dmg file we are looking for ...
5
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2answers
168 views

How to Create New File in Selected Folder Using LaunchBar?

Using Launchbar, I'd like to be able to do the following: Navigate around by normal means in Launchbar > Once I'm in desired folder, I'd like to be able to run a command/action that asks me to enter ...
2
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1answer
32 views

Open files with same extension in different directories with different applications

Say I have mp3 music in directory 'A' which I want to open with iTunes. And I have some more mp3 files in directory 'B' which I want to open with VLC player. How can I set the default 'application' ...
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0answers
3 views

iPhoto Library no longer appears as a file [duplicate]

I copied my iPhoto Library to a PC, then back to my Mac. Now it appears as a folder rather than a file. How can I restore it back to its original settings? It seems like all the contents are still in ...
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1answer
43 views

How does Mac OS keep track of moved files?

An application I was using had a .dockset file stored in my home directory. I moved this file, and the application automatically updated the location of the file. I notice a similar effect when moving ...
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1answer
51 views

Is it safe to lock my startup disk?

A mysterious file keeps appearing on my startup disk. It's most likely a typo in a script or something, but even though it's being created with my user account as the owner, that hasn't helped me ...
1
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1answer
39 views

Why is 'xattr' not working?

When I attempt to execute xattr in Terminal, I get Traceback (most recent call last): File "/usr/bin/xattr-2.7", line 33, in <module> import xattr ImportError: No module named xattr ...
2
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1answer
55 views

Where in the file system are iPhoto pictures located?

I have a friend who's hard drive died on their Mac Mini. I have removed the hard drive and placed it in external drive enclosure. I have a trick that may give me 5-10 good minutes with the drive ...
0
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1answer
152 views

What is the technical reason why OS X can't write to NTFS devices?

Mac OS X can't write to a hard drive with the NTFS format. It can, however, read it. Why can't it write to it? My basic understanding is that a file format dictates how is data stored and retrieved ...
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0answers
19 views

Is there a way to turn off file system sandbox prompts for a specific app?

I have a Mac App Store app that needs to access various directories outside of the sandbox. To do so, it frequently prompts for permission. I fully trust this app, is there a way to grant it blanket ...
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1answer
125 views

What is iLifeAssetManagement, and can I delete it?

I have 5 GB of stuff in ~/Library/Application Support/iLifeAssetManagement and I'd like the space back. What is this stuff and how can I reduce its footprint?
2
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1answer
232 views

View Mac app files like iOS apps using iFunBox

I have some apps installed on my iMac and would want to view the contents of the app using iFunBox. I am having great difficulty doing so. I can view the contents of apps on my iPhone using iFunBox ...
2
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1answer
66 views

Why is permission denied on this folder?

I'm trying to understand why I do not have access to a sub-folder in my "Downloads" folder. The folder in question has the following rights: drw-r--r-- 29 laurent staff 986B Feb 20 14:06 Example ...
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1answer
19 views

Why does the file size change when you change the “open with” option in Get Info?

Create a plain text file with the string ABCDEFGHIJKLMNOPQRSTUVWXYZ. Check the file size. It is 26 bytes, as expected. Go to Get Info, and find the pane labeled "Open with..." It says "TextEdit" by ...
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2answers
42 views

Where is “All My Files” folder?

I used to think "All My Files" is not a real folder but it turns out otherwise. I accidentally moved some of my files into "All My Files" folder and now they are disappeared! How can I locate "All My ...
2
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0answers
289 views

How do I fix a bad file name encoding on an Intel Mac?

On occasion I get files that have names mangled (mis-encoded, often from an archive file) by the senders. How do I fix the encoding on an Intel Mac? I am aware of Apple's File Name Encoding Repair ...
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1answer
1k views

How can I change permissions of mount point of a network resource on Mac OS X 10.6.8 (Snow Leopard)?

I want to give another user permission to a mount point of a network resource. The directory mode is 700 and the owner is, of course, the logged in user who created the mount point. I have programs ...
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0answers
31 views

/Volumes directory gone missing. Scared to reboot. Mystified

Somehow my /Volumes directory has gone missing. Fooling around with fuse, trying to mount my iPad's filesystem, I typed sudo ifuse /Volumes/ and lo, my /Volumes directory is gone. cd /Volumes returns ...
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1answer
14 views

Automatically categorize downloads?

Usually, when I download something, I need to take a template action on it, depending on the file type. Mp3 files get imported to iTunes, wav and rex files to the sample folders, zips get unzipped ...
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0answers
61 views

AppleScript shows “Document could not be opened. You don’t have permission.” but file can be opened?

I am getting a "The document [filename] could not be opened. You don't have permission" when attempting to access several files in an AppleScript. However, I can open these files manually without ...
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0answers
15 views

Where are file permissions stored, when itunes backs up an ios system?

One of my ios backups seems to restore file permissions incorrectly (one of the files is restored as read only, or maybe under an incorrect user name). Is there an easy way for me to fix this? Where ...
2
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1answer
542 views

How to delete leftover files from aborted migrations?

I recently got a new MacBook Air and used Migration Assistant (henceforth abbreviated as MA) to transfer my stuff from my old MacBook Pro. However, until MA actually worked all the way, I had to abort ...
2
votes
1answer
81 views

Intro to OSX System directory conventions

I'm using macs since 8 years now and have a computer science background. I know, that when installing software, OSX is not as nasty as windows. Meaning, instead of dealing with dll libraries and stuff ...
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0answers
10 views

Dart Source Files Identified as DART Image Files

I recently just started playing with Dart but all my .dart source files are identified as a "DART Disk Image" and have the disk image icon. I can open them in my text editor but quick look will not ...
0
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0answers
14 views

Convert absolute symlinks to relative ones?

I've seen plenty of threads on the Internet about doing the opposite, but what I want to do is, given a folder: /Lib/Foo/Bar.framework/Versions/1.5 And a symlink to it: ...
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0answers
29 views

php tmpfile() - Could not create temporary files

I'm using a local PHP server, and when I try to create a temporary file, I get this message: $temp_file = tmpfile(); Could not create temporary files for attachments. Your tmp directory may be ...
1
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2answers
2k views

Does OS X enforce a maximum filename length or character restriction?

What is the maximum filename character length of files in OS X? Of secondary importance is whether some characters are allowed/disallowed in addition to any overall length restrictions.
2
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1answer
41 views

Can't find backup files on Macintosh HD?

When opening the OS X System information it says I have 67 GB backups: But when I'm using Disk Inventory X to find large files on my Mac i can't find any backups files: I don't know anything ...
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0answers
33 views

Something like MHDDFS for OS X?

I'm trying to have my Mac Mini take over all my server's functions (I'm recycling the server hardware into a Linux workstation). Its pretty much all done, except for the file-serving portions. ...
3
votes
3answers
749 views

Using NTFS External drive

I'm new to MAC OS. Using MacOSX 10.9.1 (Mavericks). My external HDD is formatted with NTFS. I need some rock-solid, free solution for reading and writing to this HDD. Any suggestions?
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1answer
156 views

What is standard for os x filesystem? e.g. /opt/ vs. /usr/

What does and should go into /opt/ and what should/does go into /usr/? My understanding is that /usr/ used to be for user home directories, but since that exists in /Users/ - what is the purpose now? ...
2
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1answer
50 views

Why doesnt /proc exist in MacOS?

What is the reason that /proc does not exist in MacOS. I was curious to find file descriptors that a process was using in my Mac. The way I do it in linux is to go in /proc/fd folder of that process. ...
0
votes
2answers
136 views

How to find the real path of a file

I am trying to access a file on my MacBook Pro via a web app running on Tomcat in Eclipse (localhost). Whenever I try to access the file I receive the following IO Exception: Exception: ...
0
votes
1answer
31 views

How to browse /usr in an Open File dialog?

I came to the necessity of browsing and picking up a file from /usr while using some programming tools, but I cannot do so because /usr seems to be hidden from Open File dialog. Is there any ...
0
votes
2answers
19 views

How can I access an expanded directory listing when saving a new document?

When I save a new document, I can only choose the default save location or recently used locations, but sometimes I want to save in an existing directory I haven't visited recently. How can I expand ...
2
votes
1answer
2k views

Automatically move files to a parent folder + delete subfolder

I'm trying to figure out how to automatically move files from a folder to its parent folder and delete the original folder. To illustrate, here's my structure: Parent Folder – Subfolder ...
3
votes
3answers
1k views

Cannot edit /etc/fstab to let NTFS drives write

I have Mac Os X 10.9 Mavericks. I want to write to NTFS drives. I followed the instructions here. The following command was not allowed to run: $ sudo echo "UUID=7575C85E-F6F7-4ABD-B7FB-6180B795DD81 ...
2
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1answer
722 views

How can I fix the Spotlight index for an encfs-mounted directory?

Until recently, on OS X 10.8, I was using Alfred (which in turn uses Spotlight) to search files and directories on an encfs-mounted partition (which is mounted off a folder in my Dropbox directory). ...
2
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3answers
172 views

How to find files by the filename length in OS X 10.9.1?

Need to find files/folders with names longer than n characters (OS X 10.9.1). Could you please help?
0
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1answer
29 views

Copying start volume contents with SuperDuper without copying filesystem

I have a MacBook Air with one SSD that unfortunately is formatted as journaled, case-sensitive. I have an external HDD that I copied my whole start volume bootable to with the tool SuperDuper and it ...
2
votes
1answer
1k views

How to fix “Error: -5341: MediaKit reports partition (map) too small” after upgrading to a larger hard disk?

I recently bought a new SSD drive, as my stored data amounts outgrew the old one a little bit. After copying all data using dd if=/dev/disk0 of=/dev/disk1, I want to enlarge my system partition, but ...
3
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3answers
757 views

How to format external drive into ZFS?

I've installed MacZFS, I've read the FAQ and Getting Started section, but I've still troubles to understand how to simply format the external drive into ZFS on OSX. I'm confused with zpools, can ...
0
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2answers
77 views

How many files in a folder is too many?

Many years ago I vaguely recall that the Finder in Mac OS X would start having problems if a folder contained 2,000 - 3,000 items or more. Apple doc says that the HFS Plus file system has a ...