OS X (formerly Mac OS X) is the marketing name for Apple's computer OS. Note the proper pronunciation is "ohh ess ten" and not "oh ess ex".

learn more… | top users | synonyms (3)

27
votes
8answers
40k views

Can I disable auto-correction of a single word on OS X?

I'm running into an annoying issue with OS X's automatic spelling correction where the word nala gets automatically corrected to napa. I've tried adding nala to my custom dictionary under ...
27
votes
5answers
12k views

Cmd+Tab switches to the correct space, but doesn't bring app up to front

I have a problem (bug?) with application switching on Lion. I use two Spaces. Say one has Postbox open, and another has Firefox and Vim. Vim is in the foreground, and Firefox's window is behind it. ...
27
votes
12answers
13k views

Why is the coreaudiod daemon using 5% or more CPU?

Every time I listen to music on iTunes or VLC, I notice that the process coreaudiod causes an unusually high CPU usage (5% or more). Are you having the same issue? What's the reason for such a high ...
27
votes
6answers
7k views

OSX ssh-agent: no password pasting, and problem with PKCS#8?

I use ssh on my machine, and have set up a long not-human-friendly passphrase which is saved in my password manager. What makes me crazy every time is that I cannot paste into the window pictured ...
27
votes
2answers
9k views

Why does the OS X Software Update check take so long?

Why does it take so long for Software Update in OS X to tell me that I'm up to date? I'm currently running 10.7.2, but this has been the case for all versions of OS X I've run. I just performed a ...
27
votes
2answers
5k views

How to turn off slide transition when switching between two full screen applications on OS X Mavericks?

Application switching cause one application to slide into another. Most times this is fine but am working on a MacBook Air and the slide transition causes motion sickness at times, especially after ...
26
votes
8answers
7k views

What's the proper way to pronounce “Mac OS X”?

I was inspired by the question Mac or Macintosh. What's the proper way to pronounce "Mac OS X"? I've heard the following things used to refer to the operating system on the Macintosh: "Mac OS Ten" ...
26
votes
6answers
20k views

How can I remove this icon from the menu bar?

I am seeing attached icon in the top right menu bar. I tried deleting MenuExtras by going to /System/Library/CoreServices/Menu Extrasbut it didn't help, please help to hide or remove it.
26
votes
4answers
33k views

Do MacBooks have a true “Hibernate” option?

I've recently switched from Windows to a MacBook pro. In Windows, there are the following shutdown options: Standby - the machine goes into a "light sleep" from which it can awaken very quickly ...
26
votes
6answers
28k views

How do I write to NTFS drives in OS X?

What is the best, easiest, preferably cheapest way to make OS X write to NTFS-formatted drives in Mac OS X?
26
votes
6answers
15k views

Can I create a shortcut to open a specific application on OS X?

I want to create a keyboard shortcut to i.e. open Firefox while I am working in another application. I know I can use ⌘ CMD+T when I am in Firefox to open a new tab. I haven't found a way to create ...
26
votes
10answers
52k views

How do I sync two folders in OS X Lion?

I have some files and folders on a USB drive connected to my iMac...I would like to sync them with a folder on my iMac...how do I do that? Is there built-in functionality in Lion that allows me to do ...
26
votes
8answers
80k views

How to eject my external drive when my Mac refuses because of Spotlight?

I have plugged an external disk to my Mac. Now, I want to eject it. But my Mac stubbornly refuses and says that an application may be using the disk. I have not launched any app neither opened any ...
25
votes
19answers
69k views

How to maximise a window to fill up screen in Mavericks?

Before Mavericks, I could maximise a window while holding shift key, and the window would always fill up the entire screen without needing any third party tools or changes. It no longer works in ...
25
votes
4answers
14k views

Is it possible to launch a program in a specific language?

I'm a developer, and my primary language is French, so I use Mac OS X in French. However, I need on a regular basis to open an application in English to do support. Right now I'm going to the ...
25
votes
2answers
23k views

how to check if it is safe to delete iNode file (or how to inspect its contents)?

How do I check if it is safe to delete the following file? $ cd /lost+found/ $ file iNode44670523 iNode46670523: xar archive -version 1 Note: the date of the file indicates it is about 1 year old. ...
25
votes
6answers
12k views

Can Finder delete a file directly and bypass moving it to the Trash?

Is it possible to really delete a file (ie, bypass the Trash) from Finder? Currently, when I want to reclaim space from a USB drive, I rm files/folder from the Terminal, but I'd like to do it from the ...
25
votes
5answers
66k views

How to remove an accidentally dropped file shortcut icon from Finder toolbar?

I accidentally dropped a file in the Finder toolbar instead of the destination folder (the ZIP icon on the right of the screenshot): How can I remove it from the toolbar?
25
votes
4answers
40k views

Right-click, create a new text file. How?

In Finder > Select a folder > Right click, we get a popup with an option to create a new folder: Is there a way to add menu item New Textfile for adding a new text file?
25
votes
7answers
33k views

What Is the Keyboard Shortcut for Sleep Display Without Eject Key?

I read that if you want to put your display into sleep the keyboard shortcut is Control ⌃+Shift ⇧+Eject ⏏, but what is it in Mountain Lion or Lion using a retina MacBook Pro or MacBook Air without an ...
25
votes
6answers
11k views

Can I make a symlink (to a .app folder) in Applications directory show up in spotlight?

I used brew to install MacVim and it put it in /usr/local/Cellar/macvim/7.3-61/MacVim.app I would like to be able to go to spotlight and type MacVim to launch the app. I tried creating a symlink in ...
25
votes
8answers
16k views

Is there any Mac software to handle archives (zip, rar, 7z, tar, etc.) that allows browsing?

I am looking for a software to handle archives on OS X. I know there are many of them quite easy to find, but none seems to have the most basic feature that most Windows archive applications have: ...
25
votes
3answers
7k views

Shortcut to revert autocorrect change

I like the autocorrect feature, but sometimes I want to revert to the word I typed. If i backspace to the word, I see an overlay with the word as I typed it, but can't figure how to revert to it ...
25
votes
5answers
7k views

Disable line wrapping for output in the Terminal

I often read outputs in the terminal that get wrapped as they are too long. Since there is no way that I can modify the printed output, I need to let the Terminal allow for horizontal scrolling. Is ...
25
votes
7answers
11k views

How can I permanently dismiss Updates Available notifications?

With the Notification Center in Mountain Lion, I get an alert when software updates are available. The problem is, my only options are 'Details' and 'Update'. I don't want to interrupt my work to ...
25
votes
6answers
124k views

How can I browse photos on iPhone in Mac OSX?

Previously, on Windows, iPhone was recognized as a camera and I could browse image folder with Explorer without a need to import/download/tranfer photo files to the computer. Is there a way to do the ...
24
votes
2answers
36k views

How to close all windows of Mac OS X Finder?

Having 30 or 40 windows of different folders open, is there any way to close all of them at once? I tried to relunch Finder, and I was happy for a second having no open window anymore, but it reopened ...
24
votes
9answers
20k views

What's the best text editor for use with large files?

What are your recommendation for opening large text files on OS X? I found both BBEdit and Textmate to be struggling in this department.
24
votes
1answer
25k views

OS X Calendar - view shared Google calendars

I've been able to add a Google Calendar (CalDAV) account to OS X Calendar (v6, Mountain Lion 10.8.5) without problem, and all my own calendars show up. Is there a way of seeing calendars others have ...
24
votes
1answer
891 views

How do I stop Finder from warning me when I change a file extension?

When renaming a file in the Finder and changing the file extension, I get the following warning message: How can I disable it?
24
votes
4answers
30k views

How can I kill a process by its name?

Sometimes I notice that the process Python hung up. Then I'll kill it via the Activity Monitor and everything is fine. I'd like to kill that process in the Terminal instead. However, looking up the ...
24
votes
1answer
3k views

What is the significance of 1946-02-14 08:34:56?

When Finder is operating on a file or folder on the system, the file/folder is greyed out and unable to be opened, as well as unable to be trashed. This is most notable when copying or moving a file ...
24
votes
3answers
14k views

What does “@” signify in unix file permissions?

I have a file with the following permissions on my MacBook Pro: -rwxr-xr-x@ 1 root wheel 101K Feb 29 17:09 apachectl What does the @ stand for? I can't execute the file and this is the only ...
24
votes
2answers
10k views

What's the correctly way to make Postfix run permanently on Lion (not server)

I can start Postfix temporarily with: $ sudo launchctl launchd% start org.postfix.master However, Console.app shows that it only runs for a short time: 26/11/11 2:00:55.710 PM postfix/master: ...
24
votes
4answers
12k views

Yosemite - Pre-release: How do I opt out installing the beta seed?

Last night Apple put forth 14B17 a Pre-release: OS X Update Seed 10.10.1 I don't want to install it, but it doesn't go away. I tried downloading the 'normal' Yosemite from the App Store and ...
24
votes
1answer
20k views

OSX keeps switching to the first space

I use spaces with 10.9. I run a few applications in full screen mode. While focused on an application in full screen mode every minute or so I switched back to the first space. This happens with no ...
24
votes
1answer
18k views

How can I remove the Finder icon from my Dock?

I've started using Forklift as a Finder replacement, so I don't need Finder in my Dock. In fact, I would much rather have Forklift be the farthest left icon so I don't accidentally click on Finder. ...
24
votes
3answers
107k views

How can I open port 8080 of Mac OS X Lion?

How can I open access to port 8080 from the outside world (private lan) on my Mac OS X Lion? I'd like to access a webpage that's running on my lamp stack on my mac (zend server ce) from within the ...
24
votes
6answers
268k views

Can I downgrade to Mavericks after installing Yosemite (beta/developer preview)?

I have installed the developer preview for Yosemite. Huge mistake. Everything in my workspace is broken. I don't have any sort of backup image. I was wondering if I could re-download Mavericks and ...
24
votes
2answers
4k views

How to determine original location of file that is currently in the Trash?

Suppose some file "Any File.pdf" is in the Trash (aka ~/.Trash). How can I determine its original location? By "original location" I mean the folder where that file would be moved to if one were to ...
23
votes
16answers
5k views

Is there a free, lightweight text editor that isn't text-only but also isn't a heavyweight IDE?

I'm not really satisfied with the text-editors available for Mac OS X. I tried TextWrangler, Smultron, Coda, SubEthaEdit, TextMate and others I do not remember. But none of the above satisfied my ...
23
votes
6answers
53k views

Damaged and can't be open app error message

I bought the iBoostUp app when I was using Lion, and one day it suddenly stopped working, I uninstalled it, and yesterday I got Mountain Lion hoping that it would get magically fixed, but it didn't. ...
23
votes
8answers
38k views

How to check if my HD is case sensitive or not?

How can I get information if my HD format is case sensitive or case insensitive? I want to make sure my Mac running Mountain Lion has a case sensitive file system.
23
votes
7answers
94k views

How can I add new folders to the Favorites in the Finder sidebar?

I'd like to create a new Favorites folder item in the Finder, how can I tell the Finder that I would like a particular folder to appear in my list of Favorites shown on the left hand sidebar of the ...
23
votes
5answers
22k views

Can I view system stats in the Terminal?

The widget iStat Pro allows to monitor different system stats like CPU usage network bandwidth in/out memory usage ... How can I view such system stats in the Terminal?
23
votes
5answers
35k views

Resizing or expanding a CoreStorage volume

I bought a new SSD with 750 GB and made two partitions: 600 GB and 150 GB. The smaller one was thought to be a Bootcamp partition one day, but to date it was just another unused partition. When I ...
23
votes
2answers
8k views

How to show hidden files and folders in finder?

I have a folder that starts with a dot . but unable to display them in Finder. How can I say that for folder X Finder should also display hidden files/folders?
23
votes
7answers
15k views

How can I stop my retina display from taking 2x sized screenshots?

I recently got a retina display MacBook, and all my screenshots (via ⌘ CMD+⇧ SHIFT+3 or ⌘ CMD+⇧ SHIFT+4) end up being twice the size compared to how they appear on-screen. How can I stop this from ...
23
votes
4answers
24k views

Copy and Cut sometimes don't work [closed]

My system is kept fully up to date and I still see this problem intermittently, although not as often as I used to; I would say that this has not been fully fixed. If there are any workarounds ...
23
votes
4answers
4k views

How do I disable the Minimize (command-M) shortcut in Mavericks?

I want to unset the Cmd+M shortcut but I can't seem to find it. I've checked System Preferences > Keyboard > Shortcuts but no luck there. I've even tried running defaults write -g ...