OS X Yosemite (version 10.10) is the 11th major release of Mac OS X, currently in Beta.

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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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431 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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2answers
506 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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3k views

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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2answers
691 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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2answers
2k views

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
374 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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420 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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196 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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464 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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215 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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1answer
568 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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2answers
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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1answer
729 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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1answer
413 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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2answers
774 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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1answer
113 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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349 views

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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1answer
719 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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96 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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162 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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1answer
547 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
125 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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193 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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170 views

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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1answer
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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2answers
311 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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117 views

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 ...
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1answer
407 views

gem install won't do anything - Mountain Lion

I just got a recent installation of Mountain Lion. I installed homebrew and the gcc on dupes to compile proper rubies. Now, with new versions of ruby (1.9.2) I can create and install gemsets and gems. ...
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How do I install GCC 4.7.2 on OS X 10.8?

How do I install GCC 4.7.2 on OS X 10.8? I don't care about keeping the Xcode version of "GCC", I just need GCC 4.7.2
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I get a 403 when I go to http://localhost/~admin/

I'm running mac osx 10.8. when I go to localhost or 127.0.0.1/ my browser says: "It Works!". However when I go to localhost/~admin/ or 127.0.0.1/~admin/ my browser says: "Forbidden You don't ...
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2answers
247 views

How can I use Java 7 with browsers in OS X 10.8?

I've downloaded Java 7 Update 9 from java.com. I've installed it. I can see the icon in my System Preferences. So now I quit and reopen Safari v6.0.2 and try to use Java and I get a dialog asking ...
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1answer
625 views

OS X 10.8.2 not supporting Java application

Even with the latest update for Java (JRE 7u9) on my Mac book (OS X 10.8.2), I am unable to run Java applet from Safari. Does anyone have idea why this happening? PS: Now that I've enabled the Java ...
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1answer
406 views

Password-less login into localhost

I am trying to setup password-less login into my localhost because it's required for a tutorial. I went through the normal steps of generating an rsa key and appending the public key to ...
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137 views

Ubuntu 12.04 - Timemachine - Suddenly can't find disk

I have used my Ubuntu server as backup through my network with my Mac Book Pro Mountain Lion for a while. But suddenly it won't work. It sais it can't find the disk. Even though I can connect through ...
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1answer
417 views

How can I find out which app changes file associations in OS X 10.8

I'm not sure how, but some app is changing the file associations on my machine automatically. It is becoming very frustrating. Is there a way I can track what application is doing this? What makes ...
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1answer
129 views

How do you record how much memory an app is using on OS X

I'm on a Mac Mini with OS X 10.8.2. I am an app developer, but in this case am building an app in C++, so I can not use Xcode for this question. I would like to track how much memory my app is using, ...
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2k views

Install Windows 7 USB with Mountain Lion's Boot Camp? (MBP)

I was on the net the whole day and I couldn't find any clue to solve this problem... I try to install Windows 7 on my MBP with the .iso and an USB key. To do so... Boot Camp. My CD-ROM player is dead, ...
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1k views

subl command line not working

I followed the sublime text 2 command line tool installation feature some time ago and it was working just fine. However, it's not working anymore. When I type subl in the command line, it returns ...
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763 views

Mountain Lion Boot Camp Partition Unavailable for Installing Windows 7 on New Crucial M4 SSD

I recently ripped my HDD out of my mid-2010 Macbook Pro to replace with a 128GB M4 SSD drive. I upgraded to Mountain Lion and performed a software update. I want to install Windows 7 Professional with ...
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2answers
353 views

Fix Mac OS X bash

When I start my Terminal I get this error. I have no clue how to fix that and where it comes from. Last login: Fri Nov 30 21:46:06 on ttys000 -bash: export: `/usr/local/bin': not a valid identifier
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643 views

Microsoft Arc Mouse OS X

I recently bought a new Mac Book Pro with Mountain Lion 10.8 on it. The only portable mouse I have is my Microsoft Arc Mouse. I wanted to use it with the laptop so I installed the IntelliPoint 8.2 ...
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1answer
668 views

iTunes keeps pausing during video playback

I like to work and watch movies in iTunes at the same time. Recently, however, iTunes has just started to pause randomly during playback. It is not a freezing issue - it is like somebody hit the pause ...
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561 views

Is it possible to overclock a 2011 i7 macbook pro

I am just wondering if it is possible to overclock a 2011 i7 2.4 macbook pro? Either with software or if there is other ways of doing it.
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771 views

Octave's sound() function

I apologize if this has been covered before but I am required to study Octave at my university. The way they're going through the exercises, they already assume that sound() works with Octave out of ...
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2answers
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Getting an error trying to set up shared folders on an Ubuntu instance of VMWare Fusion running on OSX

Receiving the following error: Unable to update runtime folder sharing status: There was an error mounting Shared Folders file system inside the guest operating system. Running VMWare Fusion ...
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159 views

Menu bar full, some items are not shown

I have many programs in my menu bar like dropbox and watts, so many that the menu bar is now full.So some items are not shown in the menu bar.How do I force the menu bar to show all items? This is ...
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4answers
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How can I delete a folder with “illegal” characters?

I plugged my USB flash memory stick into a Mac and it gained some unwanted hidden folders. (See the question Prevent MacOS from making .* and ._* files for prevention.) I'd now like to remove these ...