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
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2answers
22k views

How do I disable this message: “the disk was not ejected properly”?

Is there any way to disable the "the disk was not ejected properly" message? I use a KVM and need to switch between two systems and have a memory stick that is in the KVM. The problem is that it's ...
26
votes
5answers
16k views

Can I reset Notification Centre badge counter for Messages?

The new Messages beta app (based on iChat) is stuck with one incoming message. Can I somehow reset the badge?
26
votes
8answers
15k views

Can home and end keys be mapped when using Terminal?

The home and end keys on a MacBook Pro can be emulated with fn + left arrow or fn + right arrow. Or when certain settings are changed, with the Command (Apple) key instead of fn. None of these ...
26
votes
6answers
17k views

Return vs. Enter?

I noticed that my MacBook's keyboard has the word enter above the return key. I also noticed that on Mac OS X, there's a special symbol for return ↩, and another for enter ⌤. How would I send the ...
26
votes
5answers
16k views

Can I disable Dashboard in Mountain Lion?

I'm wondering if there's a way to disable the dashboard in Mountain Lion. I never use it and I think it's consuming processor and memory powers.
26
votes
3answers
8k views

Optimize macbook pro for internal SSD+HDD drives

I upgraded my MacBook Pro by replacing the SuperDrive with an SSD. I'm now using the SSD as the boot volume and have all my applications. My home folder is on the HDD. My question is how to best ...
26
votes
8answers
3k views

How do I uninstall a program completely on a Mac?

I come from a PC background... every time I want to uninstall an application, I must use add/remove programs. On the mac, you can simply run a .app file from wherever you want, and many say that the ...
26
votes
1answer
4k views

Set the default search to current folder?

The Finder's search bar is an integral part of my workflow. I am constantly using it to search the contents of files within various folders. However, typing into this bar always searches the entire ...
26
votes
2answers
8k 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 ...
25
votes
7answers
17k views

Is there a way to convert audio files in Mac OS X or the command line without using iTunes?

Now, I know I can use iTunes to convert music. But it's quite a pain.. All I'm asking is: Is there anything built into OS X or UNIX for converting files? Right now I simply want to convert .mp4 to ...
25
votes
5answers
21k views

How can I run/stop/relaunch an application automatically, at boot/login/some other time?

How do you make a script or app to run or stop running automatically when the system is booted, a user logs on, at a specific time, when a disk is attached, etc.?
25
votes
9answers
15k views

Is there a good command-line ID3 tool for OS X?

Anyone know of a command-line* ID3 tool, with support for ID3v2, that you can get working on Mac OS X with reasonable effort? It should support both reading and writing tags. (* I want to be able to ...
25
votes
1answer
9k views

Displaying combined file size of selected files in Finder

To find details about a files size, you can right click and select "Get Info": When I select a large number of files, and want to get information about all if them together as a single selection, ...
25
votes
3answers
10k views

How do I hide the Spotlight icon on Yosemite, but keep the Spotlight functionality?

I use Spotlight in OS X, and I have long disliked its attachment to the menu bar. Now, in Yosemite, Spotlight shows up as an overlay in the middle of the screen when summoned, much like other ...
25
votes
7answers
9k 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
1answer
22k views

How can I make all folders in Finder “snap to grid”?

I don't like how in Finder, you can drag a folder and drop it anywhere, even overlapping on another folder. For example: That is just annoying. And when I resize the window, the files stay how they ...
24
votes
8answers
187k views

Alternative to Windows Snipping Tool for Mac OSX

Is there something like the Windows Snipping Tool for OSX? For those, who don't know about the tool, it's an easy to use software to take snapshot of any portion of screen, and is really useful in ...
24
votes
9answers
33k views

Can't get rid of incomplete download bar underneath dock icon

My Downloads folder in my dock has been showing a download/progress bar at 50% since yesterday. There aren't any half-complete files in my Download folder, Google Chrome isn't awaiting any action to ...
24
votes
2answers
16k views

How can I prevent an SSH session from hanging in OS X Terminal?

When I close my MacBook with an active SSH session in Terminal and then wake it up, the prompt goes unresponsive. In about five minutes it says Write failed: Broken pipe and terminates. This ...
24
votes
9answers
21k views

What's a good SSH tunneling client for OS X?

I've using SSH Tunnel manager to easily set up and stop port tunneling over SSH to various servers at my company. That saved me the pain of opening up a new terminal window which will hang out there ...
24
votes
3answers
8k views

Text copied from Terminal with formatting in Mavericks and Yosemite

After the update to Mavericks, anything copied from Terminal is pasted in the target app with the same formatting as in Terminal, in my case, white monospaced letters on a black background, e.g.: ...
24
votes
6answers
11k 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 ...
24
votes
7answers
28k 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 ...
24
votes
5answers
9k 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. ...
24
votes
4answers
14k views

Quick Look support for non-native video files (.avi, .mkv) on Mavericks

In the past, we've been able to get codecs for DivX/XviD/MPEG4 and support for containers like AVI, MKV in Mac OS X's Quick Look feature using Perian (as per this question). As noted on the Perian ...
24
votes
1answer
4k 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 ...
23
votes
7answers
42k views

How can I find color codes on Mac?

I used to find color codes which I want to use for texts or background colors on htmls with color edit tool of MS paint which pre-installed on Windows. But now I use Mac instead of Windows. How can I ...
23
votes
5answers
6k views

What is this symbol? ⎋ (it is listed as menu shortcut)

The shortcut that is reported in the -menu, for Force Quit menu-item, is ⌥⌘⎋ (the last character is the Unicode broken circle with northwest arrow). What key should I press to invoke the Force Quit ...
23
votes
4answers
153k views

Official way to obtain an OS X ISO file

I'm trying to install OS X Mavericks in VirtualBox on Windows 8.1. I have VirtualBox installed and the VM set up, but I need an ISO file to install the operating system. I've searched around and ...
23
votes
7answers
18k views

How can I reinstall an application that the Mac App Store thinks is installed already?

I'm the developer of an application that is currently on the Mac App Store. I'm trying to download my own application so that I can test out the binary that is on the store. (As opposed to running it ...
23
votes
1answer
872 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?
23
votes
5answers
56k 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?
23
votes
1answer
50k views

Where are the default (system) wallpaper folders located on OS X? [duplicate]

Possible Duplicate: Where are Apple's default desktop images stored? Does anybody know where the folders containing the default (i.e. system) wallpapers are located on OS X Lion? (it ...
23
votes
5answers
12k views

How can I add a new application to the Open With menu?

How can I add an application to the Open With menu (shown after right-clicking) for a given file type, without making that file always open with that application? In this specific instance, I'd like ...
23
votes
4answers
13k views

How to set to open folder with enter in finder?

I want to set to open a folder in finder with Enter. I know it's possible to open a folder with ⌘ Command + ↓ Down Arrow but I don't like it and I never use it because it's easier to use the ...
22
votes
6answers
9k views

Paint.NET alternative for Mac OS X

I would be extremely grateful to anyone pointing me in the direction of the Mac OS X analogue for the free Windows image-editing software Paint.NET. Basically the way I use it is I take lots of ...
22
votes
4answers
33k views

Can I make my Mac OS X Terminal color items according to syntax, like the Ubuntu terminal?

I want it to have all the colors for syntax folders, etc... How can I do that?
22
votes
6answers
18k views

Move through images in a folder with Preview.app

When looking at an image in a directory with the Preview application, I'm used to the Windows behaviour of using the ←/→ keys to move through all the other viewable images in that ...
22
votes
2answers
39k views

How to enable OS X screen sharing (VNC) through SSH?

I forgot to turn on "VNC viewers may control screen with password", to enter on my working Mac, is there way to turn-on this feature remotely via SSH (I'm on WindowsXP now)?
22
votes
15answers
14k views

Lock Screen Command One-Liner

I'm trying to find out whether there is any kind of equivalent command line one-liner which replicates the exact identical functionality of the 'Lock Screen' menu option available via the Keychain app ...
22
votes
2answers
37k views

Why Mac OS X don't source ~/.bashrc [duplicate]

I found a lot of people figuring out why instruction similar to this : Put X to your ~/.bashrc and you can do Y don't work. It always turns out that Mac OS X's bash's startup files (or Mac's ...
22
votes
4answers
12k views

Can a Mac's model year be determined via Terminal Command

Does anybody know a terminal command that gives me the the model of my Mac? For example - "MacBook Pro, Retina, 13-inch, Mid 2013" or "MacBook Pro, Late 2009" or "Mac Mini, Early 2010". That ...
22
votes
1answer
2k 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 ...
22
votes
10answers
11k views

Why is the menu bar showing the VPN “Disconnecting” animation forever?

You know how when you disconnect from a VPN, you get a little scrolling "Disconnecting..." notification in the upper right notification area? Well, I'm getting that, but it never goes away. It's ...
22
votes
3answers
25k views

How can I open port 80 so a non-root process can bind to it?

I want to run a web server on my Mac as a non-root process. Normally only root processes can bind to port 80 (or to any port below 1024). Can I open port 80 specifically so that non-root processes ...
22
votes
1answer
20k views

How can I rename desktops in Mission Control?

The default new desktop space is named 'Desktop 1'. If you create a new one, it is named 'Desktop 2'. Is there a way to change those default names to something more meaningful? Additionally, it looks ...
22
votes
10answers
9k 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 ...
22
votes
2answers
3k 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 ...
21
votes
6answers
17k views

Lowest volume is still too loud—how can I make it even lower?

The lowest volume I can get by pressing the volume keys is still too loud when I'm wearing headphones. How can I make it even lower? I have a Mac Mini 2011 (5,1) running Mountain Lion.
21
votes
3answers
24k views

Hide username from menu bar in Mountain Lion

In Mountain Lion, my full name is displayed at the right of the menu bar (between the time and the search icon, to be specific). As it takes a lot of space, I was wondering if there is a way to hide ...