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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3
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2answers
783 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 ...
5
votes
2answers
293 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 ...
1
vote
0answers
512 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 ...
2
votes
1answer
65 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' ...
1
vote
1answer
206 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 ...
1
vote
1answer
73 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 ...
3
votes
1answer
12k 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 ...
2
votes
1answer
773 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 ...
3
votes
1answer
3k 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 ...
1
vote
0answers
171 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 ...
9
votes
1answer
28k 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
votes
1answer
718 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 ...
0
votes
1answer
31 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 ...
2
votes
1answer
1k 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 ...
1
vote
2answers
470 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 ...
1
vote
1answer
54 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 ...
1
vote
1answer
393 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 ...
1
vote
0answers
52 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 ...
3
votes
1answer
173 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 ...
2
votes
1answer
1k 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 ...
0
votes
1answer
203 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
5answers
2k 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?
8
votes
1answer
8k 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
votes
1answer
152 views

Why doesn't /proc exist in OS X?

What is the reason that /proc does not exist in OS X? 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
480 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: ...
4
votes
1answer
1k 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
30 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 ...
4
votes
4answers
9k 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 ...
0
votes
1answer
58 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 ...
4
votes
1answer
8k 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 ...
2
votes
3answers
858 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?
1
vote
1answer
3k 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). ...
1
vote
2answers
697 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 ...
4
votes
3answers
232 views

Is there a way to set/unset the execute bit on a file in osx 10.6.8 without using terminal (or bypassing it)?

I would like to do the following: chmod +x filename.txt without using the terminal. Is there a way to bypass the terminal and invoke a kernel system call ? I'd rather not write a program to do ...
2
votes
2answers
1k views

how do I set my HD to be case-sensitive

I am running on OSX Maverick. I just realized that my machine is case insensitive. How do I reset my HD to be case-sensitive?
2
votes
1answer
76 views

Size in bytes is significantly less ( half the size) then size in MB in get info window

In the get info window it says 387,037,139 bytes which is 387 MB whereas the size on disk is 716.9MB which is 716,900,000 bytes. du -sh paramgen result (in MiB) 684M paramgen Why is there such ...
3
votes
2answers
88 views

Is there a Mac app that will open all images within a folder, regardless of the folder depth?

I have a folder full of additional folders, each of which then contains images. The directory looks something like this: folder0 folder1 image1.jpg image2.jpg image3.jpg ...
4
votes
3answers
3k 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
votes
1answer
74 views

Filesystem not showing correct size

I installed a new HDD and transferred my old data to it by using dd on my old HDD and then dd again to the new HDD. However, when booting from the new HDD, it does not recognize the new, larger disk ...
2
votes
1answer
5k 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 ...
5
votes
1answer
8k views

What Is The Go To Folder Command Within Finder?

I have been told that the Go To Folder option in OS X contain many crucial system files. What exactly is the Go To Folder command within Finder and would it be therefore advantageous to disable it, ...
0
votes
1answer
185 views

Finder hiding specific file by name

At some time my MBA 10.8 Finder decided (or was it me) to hide certain files from me. Here is the example (I have few other files like it) .. The Water Horse.flv Originally those files are ...
1
vote
2answers
46 views

Program, or workflow to update a single file and update all instances of it everywhere else

Is there a program, or a workflow that is best for working with a single file, and when saving to update all instances of the file on the computer, whether it be in different projects folders? Edit ...
6
votes
2answers
1k views

Options on a Mac for a writable, compressed file system?

I have a SSD drive on my MacBook Pro and I'm constantly running on out of disk space because I need to install and run multiple virtual machines (Linux, Windows etc) on my Mac. Is there a way to mount ...
6
votes
2answers
394 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 ...
9
votes
2answers
4k views

File can't be moved by root on OS X

I tried to move a few files to a subfolder on OS X. One refused to move. It said Operation not permitted. I tried again as root: $ sudo mv file subfolder/ mv: rename file to subfolder/file: Operation ...
6
votes
4answers
1k views

Shell script to determine the file size in a folder recursively

Can anyone provide me with a shell script that I can run against various folders to see where large files are lurking? Many thanks
0
votes
0answers
214 views

copied files from one drive to another showing incomplete progress bar

Copied files from one drive to another showing incomplete progress bar in mac. When recopying them it seems as they were complete.
2
votes
2answers
270 views

Trying to copy files and preserve ownership

First I tried cp -Rp to preserve ownership of copies files. That changed the ownership from root:wheel to myuser:staff. So then I tried rsync and ditto. All of these are supposed to preserve the ...
2
votes
1answer
2k views

How to get Open File selector to show hidden files?

I would like my Open File selector to be showing hidden files. I am not sure if the same Open File module is shared among many applications that use it or each app has its own. The specific app I ...