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".

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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?
22
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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 ...
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7answers
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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 ...
21
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3answers
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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 ...
21
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7answers
16k 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 ...
21
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9answers
11k 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 ...
21
votes
5answers
12k views

How to set PATH for Finder-launched applications

Apps launched via Finder seem to not respect the PATH as set in .bash_profile. So when I try to run code from an IDE (Intellij) I no longer have access to programs in /usr/local/bin, which is ...
21
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3answers
34k views

Can I get the CPU temperature and fan speed from the command line in OS X?

Is there a command I can run from the command line in OS X to get the current CPU temperature and/or the fan speed(s)? To be more specific, I'd like to be able to get the same info available in the ...
21
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11answers
5k views

Computer name keeps changing OSX 10.10 (14A389)

Since I upgraded to Yosemite 10.10 my computer name keeps changing adding a (2) and (3) and so forth. Any ideas how to fix this?
20
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5answers
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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 ...
20
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5answers
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Why does the enter/return key rename a file/folder, instead of opening it? [closed]

Is there some sort of known logic behind Apple's choice to make the enter key rename a file/folder, rather than open it as is standard on Windows and Linux? For those of you coming here for the ...
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2answers
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Can someone describe the purpose of OSX root level folders in laymen's terms?

Simple and concise documentation on the OSX folder hierarchy is sparse. I'm looking for a simple description of each - what are the functions of each? /private /var /usr /tmp /etc /bin /sbin ...
20
votes
4answers
6k 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 ...
20
votes
1answer
3k 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 ...
20
votes
4answers
11k views

How to get rid of firewall “accept incoming connections” dialog?

I've accepted this so many times that firewall should already remember it. For example, I get it for Eclipse when starting my java programs in debugging mode ... sometimes this dialog is displayed ...
20
votes
6answers
13k views

Can I get windows 7 like window resizing on Mac OS X?

Windows 7 has a nice new feature for moving around windows. The one that I am particularly interested in is: Windows Key + Left/Right : Move the window to the left or right of the screen, or over ...
20
votes
1answer
40k 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 ...
20
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4answers
169k views

Roll back from OS X Mavericks ( or any newer OS) to Mountain Lion

I installed the developer preview of OS X Mavericks, & too many things broke. I can't stay on it & need to roll back to Mountain Lion. Any ways of doing that? Please help! I originally ...
20
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1answer
14k 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. ...
20
votes
5answers
10k 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 ...
20
votes
1answer
15k 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 ...
20
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1answer
3k 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 ...
19
votes
16answers
4k 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 ...
19
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8answers
135k 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 ...
19
votes
12answers
47k views

Will Mountain Lion make an older computer run faster or slower?

Performance/responsiveness is a common concern with new software, especially on older machines. In general, upgrading from Snow Leopard (10.6) to Lion (10.7) wasn't too bad, but now Mountain Lion ...
19
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8answers
10k 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 ...
19
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4answers
25k 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?
19
votes
5answers
11k 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 ...
19
votes
5answers
12k views

What tool exists to identify the RGB value of a pixel?

I need to get the RGB for a pixel that is in an image. Under Windows this is easy but is there a way to do this on Mac OS X?
19
votes
5answers
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OS X computer name not matching what shows on terminal

My computer name in System Preferences > sharing is set to "archos" but is showing as "iphone" on the terminal. It just started doing this after I loaded Xcode for doing iPhone development. Last ...
19
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7answers
62k views

How do I figure out if my OS is Mac OS X 32 bit or 64 bit?

I am using a Mac for the first time and need to install Eclipse. How do I know if I am on a 32 bit or 64 bit computer? I am on a MacBook Pro.
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8answers
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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 ...
19
votes
10answers
9k 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 ...
19
votes
6answers
15k views

How to unlock a Mac that's been locked with Apple Remote Desktop's “curtain” screen lock

Apple Remote Desktop has a "curtain" feature that a remote client can use to lock the screen of the Mac that's being remotely controlled. I use this when I connect to my work Mac from my home Mac. ...
19
votes
2answers
11k views

How to get the smaller tabs back in Safari 6?

In Safari 6, tabs became very wide. I don’t like this new behavior. Is there a way to get the old, smaller tabs back?
18
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3answers
1k views

What's the canonical name for the “sunburst” waiting animation?

Is there an accepted name for the spinning animation that's displayed when one needs to wait for an indefinite amount of time? It looks like this:
18
votes
7answers
915 views

How to limit my Mac's exposure to malware?

With OS X malware increasingly in the news (see the Flashback Trojan issue), is there anything that I should do to increase the security of my Mac and reduce my exposure to malware? What I'm doing ...
18
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5answers
9k 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?
18
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5answers
10k views

What does it mean if I have lots of “Inactive” memory at the end of a work day?

After a day's of work at my MacBook Pro running Mac OS X 10.6.5, Activity Monitor shows that the majority of my computer's 8 GB of memory is "Inactive", and only a tiny sliver of the pie chart is ...
18
votes
2answers
11k 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 ...
18
votes
2answers
31k 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)?
18
votes
3answers
5k views

Text copied from Terminal with formatting in Mavericks

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.: ...
18
votes
14answers
9k 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 ...
18
votes
5answers
22k views

How do I write to NTFS drives in OS X?

What is the best, easiest, preferably cheapest way to make Lion write to (external) NTFS-formatted drives in Mac OS X?
18
votes
4answers
22k views

How do you delete apps from Lion's Launchpad?

When pressing alt/option in Lion's Launchpad, only some icons get the delete X overlay to remove them. How do you delete the others? I've read that control-option-command should do this, but it ...
18
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5answers
620 views

In their simplest form, do programs just run terminal commands?

Say for example in a program it lets me select one folder and copy it to another location, on a very basic level is that application running commands that I could run in terminal or is it using some ...
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8answers
15k views

What are your “must-have” MacPorts? [closed]

I hate to be all cliché with yet another "best [something]" question, but I am genuinely interested in what you most often install with MacPorts. When you get a new Mac, which ports do you first ...
18
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9answers
2k views

Case-insensitive ls sorting in Mac OSX

How can I make the ls command in Max OS X Lion sort files and directories similar to how Ubuntu Linux does (case-insensitive, directories NOT on top, dot files NOT on top)? Ideally I'd like to do ...
18
votes
6answers
190k 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 ...
18
votes
4answers
10k views

Delay in keyboard responsiveness after wake with Mountain Lion?

After upgrading to Mountain Lion, now when I open the lid to my 2010 13" MacBook Air, there is a 3-5 second delay between when the screen powers on and when the keyboard will respond to key presses in ...