OS X Mountain Lion (version 10.8) is the 9th major release of Mac OS X released on July 25, 2012.

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Stop other monitors from going black when in full screen mode on a Mac

How can I disable the blacking out of my second and third monitors when I play a movie in full screen mode?
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772 views

Mac roaming profile on a Windows 2008 domain

Have been pointed here by the guys at ServerFault - hoping this is the right forum (it seems to fit in with the guidelines). I'm setting up a home network with Windows 2008 R2 server. I've configured ...
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1answer
2k views

HDD to SSD - Moving all data

Just received my new Crucial M4 SSD. I know how to practically install it, but I have some questions before installing: Should I do a fresh install or a clone if I want to upgrade to Mountain Lion? ...
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559 views

Mountain Lion Finder Memory Issues [closed]

Since upgrading to Mountain Lion, I've been noticing that the Finder has a fondness of gobbling up multiple gigabytes of real memory. Although a quick relaunch gets it back down to <100 MB, this ...
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80 views

Win7 Graphic distortion after opening game

I installed Windows 7 on MBP 13" 2012 using bootcamp. I have downloaded all drivers etc, system is updated. When I open EvE Online game client, the application works normally, although the graphics in ...
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trigger speech input chrome mountain lion shift +cmd +.

hello every one can anyone help me in bringing back shortcut for speech input in chrome with mountain lion( shift +cmd +. ) the problem is that mountain lion uses shift +cmd +. for showing hidden ...
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1answer
1k views

How to setup iTerm “Visor” option like TotalTerminal?

I configured my iTerm using this tutorial: http://technosophos.com/content/configure-iterm2-act-visor But I have few problems with it, for example when I am in fullscreen mode and I press CMD + Tab ...
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899 views

Share hard drive between OS X (Mountain Lion) host and Windows 7 guest in VirtualBox

I recently bought a Mac Book Pro and repartitioned the drive to have three main partitions: one for Mountain Lion, one for Windows 7 and one for sharing data between the two. Through a lot of ...
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Is there a way to use full screen apps on Mountain Lion Without Losing 2nd Screen?

The Full Screen option in apps on Lion/Mountain Lion is great for maximising screen space unless you run two monitors, at which point the second one just shows a useless texture. Is there a way to get ...
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771 views

Assign Mute System Volume to F10 on Mac Mountain Lion without 3rd party apps

I'm customizing my keyboard shortcuts using System Preferences. I cannot find a way to assign Mute to F10, Volume Down to F11, & Volume Up to F12. They work when I use fn+F10 etc. but I don't want ...
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4answers
518 views

NFS share on Ubuntu grinds iMac down to a halt when mounted

We're at a university in a lab trying to create an NFS share that can be shared between OS X and Ubuntu machines. This problem has been driving my supervisor and I crazy for the past few days - ...
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164 views

Cannot open Home folder via Finder directly

Home folder in my mac turns Cannot be opened by Finder directly to and: have the creation and modification date: january 24th 1984, 09:00 are grayed out have 0 item but it still appeared to have ...
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162 views

Remove Application from Mountain Lion's Twitter Apps

How can I remove an application completely from the list under "Security & Privacy" -> "Privacy" -> "Twitter"?
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525 views

NFS connection in OS X Mountain Lion doesn't show files in Finder

I've got NFS set up as a server on my Linux 3.7.1 (Slackware 14) box. I'm able to connect to it using my OS X Mountain Lion client, but Finder will not show any files. However, if I run ls through the ...
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3k views

How to reset mac PRAM through the command line in Lion/Mountain Lion?

I'm trying to write a script to automate a PRAM reset and I've seen a lot of old guides that tell me to use the following command to reset the Mac's PRAM via the terminal: nvram boot-args="-p -r" ...
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292 views

Alternative to xxd that returns bytes?

I am on Mac OS X 10.8.2, running a compiled copy of xxd v1.10 (source code) as well as the copy of xxd that comes preinstalled on OS X. I am trying to generate a Base64-encoded SHA1 signature via a ...
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171 views

How can I allow only one user to access an external drive?

In OS X Mountain Lion, I have an external encrypted HD (Mac OS, journaled and encrypted) and I want to have it only accessible for one user (or a group). Is this possible or do I have to unmount ...
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1k views

Why does my SSD disk on OS X work with a USB-adapter but not over internal SATA?

I'm trying to replace the HD in a MacBook Pro (2009) with a Samsung SSD 830. The SSD has previously been used in a MacBook (late 2008, aluminium) without issues. Since very little differs in the ...
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148 views

How to reinstall default Perl on Mac osx?

I accidently deleted the default Perl library on Mac OSX Mountain Lion. I know it was a stupid mistake, but how do I fix it? Whenever I try to use Perl I get dyld: Library not loaded: ...
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515 views

How to remove Quarantine from file permissions in OS X

I downloaded a .pem file and my Mac OS X (10.8.2) added an @ sign at the end of the file permissions. This is causing file permission issues. I can't seem to remove the quarantine flag. I even tried ...
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correcting permissions on Mac after Mountain Lion install

Upgrading to Mountain Lion from Snow Leopard has affected a lot of the software I use. While trying to update and install some Ruby gems on my system as well as other software (using Homebrew), I got ...
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414 views

Is there a way to force-reinstall OS X 10.8.2 Mountain Lion?

I had upgraded to 10.8.2 a few months ago and now, when trying to install some python modules, have messed up my default python installation on the Mac. I was wondering if there was a way to re-update ...
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430 views

MAC: Locked out of /usr/bin

I have mountain lion and was fiddling with permissions on /usr/bin. I am locked out and get permission denied errors when I do ls -al on that folder. I cannot use sudo as it says sudo not found. I ...
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Remove Applications from Location Services in Security & Privacy on Mac OS X 10.8

I wanted to remove applications from location services in the security and privacy settings on MaC OS X 10.8 Mountain Lion. (The apps were still listed even though they were uninstalled.) I found the ...
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637 views

Screen resolution on Mountain Lion (trying to use 2048x1152)

I recently installed OS X Mountain Lion on a 27'' iMac (late 2009) and I am not able to set the display resolution to 2048x1152 as I did on Lion. In fact, the initial version of Lion didn't allow that ...
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Cannot connect to my mac via SSH

I want to open a connection to my mac (10.8) via SSH. An SSH-server is installed by default on OSX. Remote login is enabled, so the service is running and I can connect to to localhost via ssh. ...
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1answer
367 views

Macbook Pro completely hangs at start, no super user mode nothing

I was moving some files from my external hard drive to a network drive, when the finder started crashing and starting repeatedly, so I forced it off. After that OS X wouldn't start anymore. I booted ...
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360 views

Set Adobe Reader as Default for .PDF documents in Mac OSX 10.8 via the Terminal

I would like to know how to set the .PDF file extension to be associated with Adobe Reader as the default program by setting this via the terminal in Mac OSX 10.8. My reasons for needing to this this ...
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173 views

Can't start Sinatra server on Mountain Lion

I've been learning how to develop on a Mac for about a year and have always been able to run a local server, for example, when developing in Ruby on Rails or Sinatra. A few days ago I updated to ...
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405 views

Scroll “less” output using scroll wheel on Mac OS X

How can I enable the scrolling of "less" output (rather than the terminal window itself) using the scroll wheel on OSX?
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190 views

Do I need to restore directory permissions to their state prior to a reverted homebrew installation?

I'm trying to back out of a homebrew installation on OS 10.8.2 and am not sure I understand what I need to do to (or whether I need to bother to) restore permissions to what they were before the ...
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536 views

How to unzip files that contain .DS_Store from a different computer?

I'm trying to unzip folders that contain .DS_Store files from another computer and because of this, i cannot unzip the folders. I keep getting the error: Error - unable to expand into downloads ...
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Why doesn't Java for OS X 2012-006 work with Chrome on OS X 10.8.2

I've followed Apple's article HT5559 to disable Java 7 and revert to Java 6 so as to retain compatibility with Google Chrome v23.0.1271.97. Safari detects and runs Java fine but Chrome yet doesn't ...
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213 views

Shortcut for switching Google Chrome tabs on OSX Mountain Lion

In Google Chrome on my work computer, if I press ⌘+1, or ⌘+2, etc., it switches to the corresponding tab. On my home machine, I can’t figure out how to do the same. I’ve tried Ctrl+1, Ctrl+2, etc. ...
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612 views

Move Full Screen Apps to LEFT of Desktop on Mac OS X (Moutain Lion)

I own a MacBook Pro running OS X Mountain Lion and enjoy the convenience and efficiency of being able to three finger (or four finger) swipe between full screen apps. It irritates me however that ...
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402 views

Installed Java SE 7u10, still seing 7u10ea on OS X?

when I type java -versionI still get the Early Access version and not the stable JDK 7u10. please how to fix that ? I am working on Mac OS X Mountain Lion. ls ...
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758 views

How can I make sure an app registers with Mountain Lion's Notification Center?

I own two Macs with an identical set of apps that both have the latest version of Mountain Lion (10.8.2). On one Mac, many of these apps register with Notification Center (NC). On the other, many do ...
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112 views

Context Menu in Finder not changeable via Preferences-Keyboard-Keyboard Shortcuts

I would like to add the New Terminal at Folder feature to my finder right click menu. So I went to System Preferences → Keyboard → Keyboard Shortcuts and checked the box named New Terminal ...
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Recover from botched full disk encryption using FileVault2

I decided to enable full disk encryption using FileVault2 in OSX Mountain Lion, but near the end of the encryption process, I get a message telling me that it failed, and that I should disable and ...
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613 views

Why does the control key no longer work when selecting text in a Parallels virtual machine?

In Windows 8, the control key is helpful for navigating and selecting text. Ctrl-arrow skips words, and ctrl-shift-arrow selects a word at a time. I created a Win 8 virtual machine using Parallels 8 ...
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80 views

Is there a keyboard shortcut to open a bookmark from the Bookmarks Bar on Chrome for Mac?

Tabbing from the Location/Search "Omnibar" will bring focus to individual items in the Bookmarks Bar, but no variation of Return, Enter and meta-keys seems to open them. Is there any way to trigger a ...
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157 views

Migrate to a new Mac does not recognize external HD

I bought a new Mac (Mini Late 2012). I have a Time Machine backup of the older computer (Macbook Unibody Late 2008) and I want to restore system configuration and apps. I open Migration Assistant, ...
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528 views

Where is “shell script” in Automator?

I am trying to add Sublime to right-click in Finder on Mountain Lion. When I open Automator, I do not see any shell script as options. Here is a video frame from the the tutorial: and here is ...
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1answer
121 views

Mac partition master/slave setup - same OS - diff filesystem = possible or not possible

I need some mac partition help.. I want to be able to create a Master partition (The one I am using now) and a slave partition (of about 50GB for other uses). This is for a pure security reason. I ...
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192 views

sudo - for what is it required in osx mountain lion?

New mac user here. I tried creating a symlink (installing x11) in /opt: ln -s /opt/X11 /usr/X11 But permission is denied. Obviously I can probably use sudo, but how do I know when doing so is ...
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Kaspersky Security for Mac vs Kaspersky Virus Scanner from Mac Appstore

In the Mac Appstore you can find Kaspersky Virus Scanner for €9. On the Kaspersky website, you'll find Kaspersky Security for Mac, for $60. What is the difference between those two, except the price ...
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Mac firewall blocking nginx (port 80) from external side

I installed nginx using ports and started it with sudo. Accessing the nginx welcome page from localhost works perfectly, however accessing it from an external computer fails. Doing an nmap on the ...
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1k views

Installing Mountain Lion on a fresh SSD

I just bought a late 2012 Mac Mini and had the reseller change the hard drive to an SSD. Our deal was that she would change the drive but I will have to install the OS. Question is… How do I go ...
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261 views

How to make ls command not show Icon? files?

I have a folder (say, Downloads) with a custom icon. When I execute cd Downloads and then ls, it displays Icon? Subfolder1 Subfolder2 How can I make the ls command skip (thus not showing) ...
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I want to see what processes do most of disk writes in Mac OS X

I run Mac OS X 10.8.2 and I want to find out what processes do most of disk writes. Ideally, I would like to see a complete report for a period of say 10 hours, with sorted data showing top ...