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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608 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 ...
0
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1answer
28 views

Understanding copying package files

I am seeing some unexpected results while copying package files in a shell script. There are two interrelated issues. I have commands similar to the following in a shell script: cp -rp ...
2
votes
1answer
83 views

Why extracted .app file appears in Finder 3.1 Mb and in bash only 102 bytes?

I extracted atMonitor using Archive Utility and The Unarchiver and in both cases it appears in the Finder as 3.1Mb and in bash only 102 bytes. Strange is that I can execute it and I can look in the ...
33
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2answers
703 views

Where should I store command line applications?

When I download command line applications they are located in my ~/Downloads/ directory. But I feel this is wrong place to have a command line application located. Where in the Mac OS X filesystem ...
0
votes
1answer
3k views

Mount folder as a volume (OSX)

Is it possible to (auto) 'mount' folders as Volumes? I have a large DAS Volume, 'Data', that contains all my data. To make paths shorter and more future proof, I'd like to have Volumes like ...
3
votes
1answer
238 views

What is the function(s) of the hidden Debug menu in Disk Utility?

What is the function(s) of the Debug menu and why is it hidden by default?
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1answer
641 views

Format disk with one Windows and one Mac partition

Can I partition an internal hard disk (in a Mac Pro or Mac Mini) such that it contains one partition usable for Mac OS and one usable for Windows? I know Boot Camp does that for the boot disk but I ...
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0answers
826 views

.afpDeleted* files, who's making them?

When I use ls, I get the following message. ls: .afpDeleted38045157: No such file or directory My svn fails in this directory with svn: E070008: Can't read directory 'current path': Partial ...
2
votes
1answer
265 views

The folder Library/StartUpItems is empty

Under System Preferences / Users & Groups / Login Items I can see all of the items that I've selected to launch at startup, but the folder, Library/StartUpItems is empty. Where can I see these ...
1
vote
1answer
71 views

What is the impact of changing open files limit?

To install Riak on OSX, Basho recommends to change the files limit on the system: Open File Limit. But before doing that, I want to know the impact of changing that on the system. Should I expect ...
6
votes
3answers
2k views

Are the OSX Mavericks tags visible from the command line?

For example, suppose I have a directory structure such as /Users /tlehman /Math algebraic_varieties.tex [tagged: Math, Documentation] projective_geometry.pdf ...
1
vote
1answer
131 views

sleepimage file size

I'm planning a clean install of my MacBook Pro with OS X 10.6 and I want to make a partition (among others) only for the sleepimage file. Here's the problem: the partition's size. I know that this ...
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vote
0answers
49 views

Is it possibile have different files in different desktop?

i'm new with mac, the multiple "space/desktop" function is very cool, but it would be better if i could have different files and folder on each of my space. For example, i want to set up a space for ...
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0answers
86 views

Finder move does not merge but replaces old folder, how to get old folder's contents

I moved folder named FOLDERA to another folder where same name folder exists. Finder asked me to replace? I complied thinking that it will merge two folders like windows. It completely replaced my ...
1
vote
2answers
50 views

drag file from file chooser or get path

Editing a file using text wrangler. Want the path so can pass it to a program in the terminal. Is there an easy way to do this? Don't seem to be able to drag it nor right click and get info. I'm not ...
1
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0answers
96 views

Is there any way to view the names of files from before iTunes renamed them?

So here's my sad story guys. I'm a songwriter and I have a ton of audio files on my computer. I spent the last week or so going through them all (some were in iTunes, some were scattered across the ...
2
votes
2answers
6k views

USB drive stuck on read only

So my usb drive is stuck on read only and I have tried many different options which I have gotten from different websites. I have tried to restore/erase in disk utility but the options are greyed ...
0
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1answer
66 views

Trouble installing from Remote Disc

My MacBook has no optical drive. I have a Mac installation disc mounted and shared on a local Ubuntu machine and can access it, on the MacBook through the Remote Disc device in Finder. However, the ...
2
votes
1answer
438 views

File System seems slow/unresponsive: how to measure/test?

I'm running a MacBook Pro, Mid 2010 model, that I recently upgraded to Mountain Lion. Around that time, or maybe shortly after, I began noticing some problems that I can only attribute to a general ...
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0answers
29 views

Is there a virtual filesystem plugin for iTunes Playlists?

There are a number of apps that for various reasons do not support the ability to drag songs out of iTunes and drop it onto the app. This becomes taxing whenever I'm working with a compilation of ...
0
votes
1answer
66 views

OSX partitions wiped by NAS RAID

So I messed up when I thought it would be a good idea to stick some hard drives into my NAS. It's now changed the partition table to a RAID0 one and my data has vanished. What are my best chances of ...
0
votes
1answer
277 views

Mount a disk image as physical USB drive?

I have an certificate manager ("BankID") that allows me to export certificates from its certificate store. However, for some stupid reason it only allows me to export these certificates to USB drives, ...
3
votes
1answer
221 views

Is there a maximum length of metadata that can be written in one xattr command?

Is there any text length limitations for how long text can be put to xattr? I plan to put my AppleScripts source code to script files so Spotlight can find it. Using Finder Comments isn't an option ...
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2answers
439 views

Using mdfind to evaluate the text content of a specified file?

I would like write an applescript to evaluate whether a particular file contains a specified string (perhaps as part of an if... then statement). I want to invoke a shell command using mdfind to do ...
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0answers
97 views

How do I get TimeMachine to backup a FUSE filesystem?

I have - /Users/me/Documents/ /Users/me/Documents/ADocument ... /Users/me/Fuse4XFileSystem/ /Users/me/Fuse4XFileSystem/AnotherDocument ... TimeMachine will happily backup /Users/me/Documents and ...
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0answers
260 views

Large copied folders. Byte sizes same, but file counts different

I have a few very large folders copied that have the exact same byte size as their originals, but different file counts (off by 1-10 items) than what they should have. No errors were reported during ...
0
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1answer
1k views

How to share files or folders across different user accounts on Mountain Lion?

I have some files with an user account.I would like to share some of the files to another user on the same MAC. I copied the files to Public folder,but I am not able to view the files in the other ...
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0answers
285 views

Is there a best / OSX-specific way to force all files created in a directory to have certain group ownership?

Basically I need any file filefoo that is newly created by userfoo or userbar, both members of groupfoo, in /Users/Shared/SpecialDirectory to have the same ownership that would be achieved by that ...
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2answers
4k 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.
0
votes
1answer
263 views

Where to configure the default user group for file/directory creation?

I would like to configure the default group for any file or directory which is created by my user. I am not sure where to start. Could somebody point me the right direction? My user lives in Active ...
3
votes
1answer
147 views

Is there a speed difference between copying files at the same time or after one another

We got a new Mac Pro server and I am faced with cloning 4TB of data from one, to the other via. Firewire 800 cable and Target Disk Mode. Oh for Thunderbolt. Is there an impact on the total speed of ...
1
vote
1answer
2k views

Formatted a Bootcamped drive as a dynamic disk, now can't boot to either Mac or Windows

I was trying to create an extra partition to get a file from the Windows side of my Macbook Air to the Mac side, and I accidentally made the disk dynamic without realizing it. I am now unable to boot ...
2
votes
1answer
603 views

How to tell which files are entirely or partly within a band of a sparse bundle disk image?

I have an image with an error in one of its bands: /Volumes/twoz/macbookpro08-centrim.sparsebundle/bands/3252 The file system personality of the image is Case-sensitive Journaled HFS+. Question ...
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1answer
133 views

File path to file on Mac Mini via LAN

I have a bunch of data files on a Mac Mini that I want to read over my wireless LAN in a script (F#, not that it matters I think). I can see the files in Finder, but don't know how to read them in a ...
5
votes
3answers
3k views

What filesystem does iOS use?

I can't find this information documented anywhere. What filesystem do iOS devices use? Did Apple stick with HFS+? Is it different between devices and iOS versions?
1
vote
1answer
2k 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 ...
2
votes
0answers
205 views

How do I format an encrypted Integral Secure Key?

I just bought an Integral Secure Key from the Apple store but am fed up with having to use its own software just to transfer files to it as it does not appear as a normal USB drive in Finder. How can ...
0
votes
1answer
105 views

Difference between du and Finder file sizes

I was having a look at the size of libBLAS.dylib at some location in my Mac and du showed it's file size as 572K while the allocated file size (showed by Finder) was 1.4MB. I've read that the lack of ...
0
votes
2answers
92 views

Disable copying of file

I want to provide a mac to a remote worker with my project folder. Its ok if they try to take pics of the code but i dont want them to copy the whole folder. Is it possible? how? UPDATE: Can I just ...
2
votes
1answer
240 views

Can the Date Created metadata be changed after the fact on OS X?

I have a movie file. It was taken back in October but the date created is from last week. How can I change the date created information in the file?
1
vote
1answer
310 views

Mount network volume as local drive for data recovery

Is it possible to mount a network volume so it's seen by OS X and data recovery tools as a local drive? Or are there any data recovery tools on OS X that work with network volumes? I'm using OS X ...
0
votes
1answer
302 views

What are Mac alternatives to Storage Spaces in Windows 8/Windows Server 2012?

I like the Storage Spaces feature in Windows 8/Windows Server 2012, but since I'm mostly working on Mac computers I would like to know if there are any Mac alternatives or equivalents.
8
votes
1answer
698 views

Why are the alias so big in filesize in Mountain Lion?

I noticed the alias(es) that I create in Mountain Lion are very big in filesize (for example an alias to a folder is 5.8MB!) Compared to Leopard, they were just about 500KB. Why is this? and is ...
1
vote
0answers
82 views

Get info: sizes displayed in MB first

One thing that I miss and would like to have back, is when I get info on one or more files, the size displayed first is not the MB rounded one, it is the size in bytes. The image below shows on the ...
15
votes
1answer
1k views

Why does OS X require admin privileges to unmount a drive from the terminal using `umount` but not when using Finder?

Anyone can unmount a usb drive from Finder by clicking on the "eject" icon next to it. However, only a user with administrative privileges can unmount a drive from the terminal using umount. Are ...
1
vote
0answers
64 views

Most efficient way to get all files in a directory

I have a million+ files spread across four fiber-connected arrays. I need to get the path, filesize, and last_modified date to insert into a mysql database. What would be the best way to do this? ...
0
votes
1answer
170 views

File Name Bubble Hovering on Screen?

I'm not sure what just happened... I was just about to rename a file, and just mis-clicked off. - After that point there was a constantly floating yellow bubble with the file name in it, on the finder ...
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0answers
156 views

What documentation exists to explain TheVolumeSettingsFolder on OS X?

Searching Google for the following I only found uninformed crap. What is this? looris@Palace-of-the-Nine-Moons:/tmp $ tree /TheVolumeSettingsFolder/ /TheVolumeSettingsFolder/ └── HFSExtentTables ...
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1answer
249 views

show long filenames immediately in Mountain Lion when hovering mouse and key press

In Leopard, at the finder, when a file/folder had a long filename (and it truncated it with an ellipsis "…"), I just had to press the option (alt) key and hover the cursor on that file/folder, and it ...
2
votes
1answer
124 views

Is their a file system that can read/write mac and win and do time machine?

Is their a file system that can read/write mac and win and do time machine? I know that OS X can write to NTFS with the correct software installed, but Time Machine usually insists on formatting ...