OS X 10.8, Mountain Lion

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2
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2answers
3k views

How often should I remove the charger from my rMBP?

I want my battery to remain healthy. I used to charge it full then remove the charger after it's done, then put it back on when it goes down to 10% .. However this is becoming hectic and I was ...
1
vote
2answers
419 views

Is there any way to save the order of spaces in Mission Control?

Is there any way in Mountain Lion to preserve the order of spaces in Mission Control? I use four different spaces for four fullscreen apps, and I like to keep them in a certain order so that I know ...
1
vote
1answer
9k views

What is com.apple.mail.plist and why was it slowing Mail down?

I fixed an annoying problem with Mail 6.2 (I'm on ML 1.8.2), where Mail was slow and a pain to use. I am on a SSD so everything was jerky while typing, sending mail out, and it would take ~1 second ...
40
votes
9answers
123k views

How can I view hidden files in the Finder?

I noticed that whenever I add files and delete them, their physical space remains on the disk drive. I uninstalled NTFS Tuxera and I still have the same problem. So I had to insert the disk under my ...
35
votes
3answers
42k views

Mountain Lion with Java 7 only

I performed a clean installation of Mountain Lion and installed JDK7. java -version in Terminal returns java version "1.7.0_05" correctly, still Java Preferences and some other Java programs (such as ...
26
votes
4answers
14k views

Sendmail Error on OS X Mountain Lion

I get an error when trying to run sendmail. I am on OS X 10.8 Mountain Lion. sendmail: fatal: chdir /Library/Server/Mail/Data/spool: No such file or directory
59
votes
12answers
86k views

How do I turn off App Store notifications in Mountain Lion

The App Store on Mountain Lion pushes update notifications through Notification Center. Unfortunately, this also happens for users that are not system administrators (and so cannot run the App Store). ...
21
votes
2answers
31k views

How to wipe huge .MobileBackups folder?

I found my .MobileBackups folder quite large, it weights 160 Gi. Shouldn't the .MobileBsckups folder be wiped after the TM 'backup session'? Since I have backup done on my external drive how can I ...
12
votes
3answers
16k views

Does the Microsoft Intellipoint software work with Mountain Lion?

I've been using the Microsoft Intellipoint software with Leopard, Snow Leopard, and currently Lion, to provide mouse cursor movement that feels a lot more like Windows. Has anybody tried installing ...
12
votes
3answers
21k views

Reinstall Mac OS X Mountain Lion before selling a Mac

I want to sell my laptop (Macbook Pro late 2011). I have erased my disk drive but it seems that I cannot reinstall Mac OS without an Apple ID. At the origin my mac was shipped with Lion, I have ...
15
votes
15answers
44k views

Wi-Fi connection randomly disconnects on 2012 MacBook Air

My 2012 MacBook Air has problems with Wi-Fi – random disconnections, every few minutes. The problems occurred with Lion, and persist after an upgrade to Mountain Lion. It seems the Wi-Fi drops ...
12
votes
1answer
9k views

Do /etc/resolver/ files work in Mountain Lion for DNS resolution?

Can anyone tell me if adding a file under /etc/resolver will work for DNS resolution using a DNS server other than what is handed out via DHCP ? My issue is that I want to use OpenDNS for a clients ...
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 ...
13
votes
4answers
43k views

How to write on FAT32 and NTFS from Mountain Lion?

What is the best free software for OS X Mountain Lion for enabling write support for FAT32 and NTFS?
11
votes
8answers
4k views

getting “out of memory” error when trying to load specific websites (am not out of RAM)

UPDATE: Rich's solution (with the checkmark) solved my problem! I also posted an answer with a workaround that may help if Rich's solution doesn't work for you. The answer that received the bounty was ...
31
votes
4answers
8k views

How can I open a single app by an unidentified developer without allowing all

I know to secure safety it is now not allowed anymore to open apps that were not downloaded from the mac app store. But surely there is a workaround for this to open an app that you know is 'good' ...
20
votes
4answers
18k views

How do I get my user directory working for web sharing again?

I had web sharing enabled in Lion and a web site at http://localhost/~user, where user is my User directory. When I upgraded to Mountain Lion, web sharing (Apache) remained enabled and I can go to ...
6
votes
5answers
7k views

External display on MacBook Pro Retina (Mountain Lion) remains blank after screen timeout or waking up from sleep

I have a retina MacBook Pro running Mountain Lion with a 23" external display attached through the Thunderbolt port (DVI/Display Port adapter). I have the monitor configured as an extension to my ...
4
votes
1answer
20k views

How to install OS X 10.8 (Mountain Lion) on VirtualBox 4.3?

I've seen a lot of variants of this question, but most are pretty old, and don't quite match my use case. How the heck do you get 10.8 (Mountain Lion) running on the latest version of VirtualBox, ...
12
votes
6answers
5k views

10.8 reminders snooze duration

When I get either a Calendar or Reminders notification, I have the option to 'snooze': I would like to be able to say something like 'remind me in 10 minutes' or 'remind me in 2 hours' (much like ...
11
votes
4answers
17k views

How to switch language of OS X dictionary?

In Mountain Lion the OS X internal dictionary that you can fire up by right clicking a word, or by using the dashboard widget, seems to have gained at least one new language: German. Since German is ...
7
votes
1answer
6k views

Testing a MacBook Pro's RAM upgrade

What are the best possible RAM tests that can be run on a MacBook Pro (Early 2011 running Mountain Lion) after upgrading RAM from 4 GB to 16 GB? I see there a quite a few tools out there and the ...
1
vote
3answers
3k views

What actions are performed by Install OS X Mountain Lion.app that are not performed by InstallESD.dmg without the app?

Recommended Apple provides and recommends use of Install OS X Mountain Lion.app that is, "the app" – in its entirety. For Build 12A269 for OS X 10.8, the version of the app is 1.3.12 (351). ...
13
votes
4answers
33k views

How to get back the missing monitor option in Mountain Lion's menubar?

When plugging in an external monitor on every OS X < 10.8 you could set the monitor options to show up on the menu bar. How do I get this option on Mountain Lion? I connect a DVI monitor via the ...
10
votes
4answers
7k views

Open an app in fullscreen via Terminal

I wonder if it's possible to open a program in Lion fullscreen mode via the Terminal. I want to write a short script which starts a bunch of programs in fullscreen mode, so that I only have to click ...
9
votes
5answers
16k views

How to disable Apple Push Notification Service (apsd) on OS X 10.8?

I am using an iMac at work, and the IT security guys are raising issue with the Apple Push Notification Service (apsd) trying to bypass the proxy continually. I would like to know how I can disable ...
6
votes
2answers
4k views

Uninstall Java Mountain Lion [duplicate]

How do I completely uninstall Java from Mountain Lion? I wanted to run Minecraft so I followed the system promps and I think I installed Java 7 and then Java 6. I couldn't get Mincraft to work for ...
12
votes
6answers
5k views

What hooks exist into Notification Center / twitter so that I can tweet programmatically?

I'm specifically looking to design a custom action for LaunchBar so that I can initiate a tweet from that utility. Since Notification Center has a "Click to tweet" button, I wondered if Notification ...
6
votes
1answer
16k views

Create new partition in unallocated space with diskutil

I have deleted the first partition on my external HD such that it now has 100GB of free space at the beginning of the partition. I'd like to reclaim that space, but Disk Utility doesn't let me create ...
6
votes
2answers
6k views

Move items from old keychain to new keychain

I've just done a clean Mountain Lion install, and one thing bothers me a lot: How can I move passwords from my old keychain to the one created by the installer when it performed a clean install ...
4
votes
2answers
12k views

Advantage of doing a clean Install of Mountain Lion?

I have Mac OS X Lion 10.7.4 installed in my Macbook Pro. When I upgraded to Mac OS X Lion from Snow Leopard I did a clean install since some applications weren't compatible with Lion. I am planning to ...
0
votes
2answers
15k views

How can i reset my Terminal?

just some time ago i installed the OS X Server app on my mac and since this day it always appears server as the chosen directory in my terminal. But because i dont really like the Server application ...
11
votes
4answers
20k views

Safari 6: How to change default fonts?

This is probably a duplicate. I can't imagine I'm the first person to notice this. It seems that Safari 6 has removed the appearance tab from the preferences, and with it, the ability to change the ...
9
votes
2answers
43k views

How to block internet traffic of an application?

Little Snitch can block internet traffic of a particular app. Can I do something similar without (paying) Little Snitch?
9
votes
1answer
3k views

Quicktime records a green screen

When I record a screen with a standard QuickTime Player functionality, I get a completely green video. I'm using Mac OS X 10.8, Mountain Lion, and a Retina MacBook Pro 15". Does anybody know what is ...
9
votes
2answers
2k views

Remove entries from finder's context menu?

Does any one know how can I remove items that I never use from the context menu? e.g.: Burn "yadda yadda" to Disk...
9
votes
3answers
13k views

How to fix Terminal error DYLD_ environment variables being ignored because main executable (/usr/bin/login) is setuid or setgid?

Any time I open a new terminal window (independent of terminal app), the console stderr displays dyld: DYLD_ environment variables being ignored because main executable (/usr/bin/login) is setuid or ...
6
votes
4answers
20k views

Just upgraded to Mountain Lion and I have to buy iPhoto again?

I originally was on Leopard. Then I got the free upgrade to Snow Leopard. I bought Lion when it was released and removed it after a few months because it made my machine too slow. I upgraded the ...
6
votes
4answers
8k views

Python Virtualenv is broken since upgrading to OS X Mountain Lion

Since upgrading to Mountain Lion, when running the command "virtualenv env", I get: New python executable in env/bin/python Installing setuptools......... Complete output from command ...
5
votes
2answers
11k views

OSX 10.8 - How to keep a custom dock for all users that login

I have an iMac with OSX 10.8, joined to a work domain. I want to get create a custom dock and save it so all users will see my custom dock when they log in. I've done some Google searches and ...
5
votes
1answer
8k views

Is there a way to limit the size of the disk swap file in Mac OS X?

It seems to be that in OS X, whenever you are out of ram the system happily swaps to disk. This easily becomes an disaster due to the fact that the swapped out memory eventually fills my drive. On my ...
3
votes
1answer
639 views

Where should shell tools be installed?

Are there Apple guidelines for where user shell tools in Mountain Lion should be installed? Some (e.g. TeX, or Apple's Git) end up in /usr, and others (e.g. X11) seem to end up in /opt (sometimes with ...
3
votes
3answers
352 views

How To Fresh Install ML

I'm having some problems with entering sleep and wakening, so I'm considering making a fresh installation of Mountain Lion. How can I make a fresh install of ML? I have Bootcamp partition which I'd ...
3
votes
2answers
8k views

Why might one USB port be problematic on a MacBook Pro?

Background I sometimes find that the frontmost of three ports on a 2009 MacBookPro5,2 is less capable than the other ports. This frontmost port with an independent bus seems: good enough to ...
2
votes
2answers
2k views

What options exist to reliably have three partitions and Boot Camp on Apple Hardware?

What robust setups of partitions which accommodate (a) MtLion OS X, (b) Windows x64, (c) Data partition used [primarily] under Windows? Things that would be desirable (optional) past the basic ...
2
votes
3answers
4k views

Change Users Home Directory

I have created a new user but the new user's home directory has the old users path. How can I update my new user's home directory so that the terminal opens to this directory and all software ...
2
votes
2answers
2k views

Mountain Lion: Use standard keyboard function keys, F1, F2, etc.?

I'm having issues with Mountain lion in which I am unable to use my non-Apple keyboard's function keys, i.e. F1, F2 etc. Upon firing up System Preferences ➤ Keyboard, this is what I'm greeted with. ...
2
votes
2answers
16k views

Will Mountain Lion run on an early 2008 MacBook White?

I know it isn't in Apple's list of supported Macs, but I want to know if anyone has tried it. Also, my Mac has 4GB of ram and plenty of disk space. It currently runs Lion.
6
votes
2answers
45k views

Is It Possible To Still Upgrade To OS X 10.8 Mountain Lion?

For those Mac owners still on OS X Snow Leopard, does the possibility exist to upgrade to OSX 10.8 Mountain Lion rather than to 10.9 Mavericks?
5
votes
5answers
25k views

How to remove Guest option from login screen?

I just started using a MacBook Pro in addition to my Windows 7 laptop (to see if the OS X 10.8 will be a good alternative for me). At Windows bootup, since my user is the only one on the computer, it ...