OS X 10.8, Mountain Lion

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5
votes
1answer
8k views

How can I control (start/stop) applications and services that start up after reboot?

I have a Mac that is slow when using the internet, but other PCs on the same connection aren't as slow. I suspect there are too many AV scanners running concurrently, or there is some process that ...
4
votes
2answers
8k views

How to reinstall Java 6, for development for Android, on Mountain Lion?

Requirement Java 6 for Android development on Mountain Lion. Question Is it possible? What can I do? I've looked everywhere for a way to do this and am unable to find any solution. Background ...
3
votes
3answers
5k 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 ...
21
votes
7answers
29k views

Can I disable auto-correction of a single word on OS X?

I'm running into an annoying issue with OS X's automatic spelling correction where the word nala gets automatically corrected to napa. I've tried adding nala to my custom dictionary under ...
12
votes
3answers
6k views

How safe is it for me to install Java on OS X 10.8

I know very little about how Java works and its interactions with OS X, so I'm partly looking for an expert and simple description on how Java works on the Mac, and why so much press includes "fear, ...
8
votes
2answers
15k views

Force OS X to use Bluetooth dongle instead of built in controller

I'm using a Magic Mouse with my MacBook Pro and Mountain Lion. The cursor sometimes start to lag. I figured, the reason for this could be the distance between my Mac and the mouse (about 1.5 meters / ...
6
votes
3answers
2k views

How does TRIM Enabler work?

I recently bought a third part (OCZ) SSD and used Trim Enabler to, well, enable TRIM. I've noticed that some software updates can cause TRIM to be disabled, and have thus been curious about how TRIM ...
5
votes
1answer
2k views

Is the Guest account a security risk with full disk encryption on Mountain Lion?

I have File Vault 2 full-disk encryption enabled on my 2012 MacBook Air running Mountain Lion. By default it also has a "Guest" Safari-only account available. I just tried it the other day and found ...
4
votes
1answer
304k views

How to get iMessages to sync across an iPhone, iPad and Mac automatically?

One of the new features of Mountain Lion is the fact that one can sync iMessages across iOS and OSX devices. I would really like to have a thread that I start on my iPhone automatically sync to my ...
4
votes
3answers
3k views

With Firefox Aurora, Mountain Lion hung - but the mouse still worked

I've just had my first Mountain Lion lockup. The screen was entirely frozen in place (I have seconds displayed on my clock in iStat Menu and even that wasn't moving) BUT the mouse still worked. I ...
3
votes
2answers
397 views

Is there a way to tweet from a keyboard command?

I use CMD space a million times a day to find files, launch apps, etc. Wouldn't it be cool if I could press a keyboard combination and get a box to send a tweet? I know I can do it through ...
3
votes
4answers
11k views

How to I access documents saved in iCloud with Mountain Lion on my iOS device

I know that I can save a pages document in the cloud in Mountain Lion and then open it in Pages for iOS, but how do I access something saved in iCloud on TextEdit or Preview. For instance, with ...
10
votes
9answers
24k views

SD card slot is always read-only

I have a 4 GB Micro SDHC card and I use a Micro SD adapter sleeve to read it with the built-in SD card slot of my 15" mid-2010 MacBook Pro. It's been a while since I tried to use it, but I just ...
6
votes
0answers
1k views

How do I fix duplicate 'Open with…' options? [duplicate]

Possible Duplicate: How can I modify the list of Applications under 'Open With…'? OS X > 10.8 When right click a file, select 'Open With', some applications are duplicate. ...
2
votes
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
642 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
12k 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 ...
1
vote
1answer
960 views

Can Apple mail only sync the last month of a Exchange email?

I just synced my Mountain Lion Mail app with my Exchange work email account in order to have it locally on my machine (rather than continuously going through the web interface). However, now Mail ...
43
votes
10answers
131k 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 ...
36
votes
3answers
43k 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 ...
27
votes
4answers
15k 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
32
votes
2answers
47k 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 ...
66
votes
12answers
99k 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
1answer
4k views

How to disable or delay “Time Machine hasn't backed up your computer in x days” message?

Mountain Lion has a very useful feature where it can alternate between multiple backup destinations. I use this to back up to both a network share at home and an external drive I keep offsite. Because ...
13
votes
3answers
17k 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 ...
7
votes
1answer
37k 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, ...
15
votes
15answers
49k 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 ...
32
votes
4answers
11k 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' ...
25
votes
7answers
11k 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
8answers
5k 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 ...
13
votes
4answers
51k 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?
9
votes
3answers
14k views

Coreaudiod spams system log: Enabled automatic stack shots because audio IO is inactive

I'm getting my system log virtually spammed with: May 13 23:56:36 alluminium coreaudiod[238]: Enabled automatic stack shots because audio IO is inactive May 13 23:56:37 alluminium coreaudiod[238]: ...
21
votes
4answers
19k 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 ...
10
votes
5answers
24k 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 ...
10
votes
3answers
11k views

How does memory management work in Mac OS X?

I am a university student who has been trying to write a compare and contrast paper between how Windows, Linux, and Mac OS X manage memory. For instance, with Windows, it's physical memory (RAM) and ...
7
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 ...
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 ...
12
votes
4answers
25k 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 ...
11
votes
4answers
11k 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 ...
10
votes
2answers
4k 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...
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). ...
14
votes
4answers
37k 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 ...
9
votes
3answers
19k views

Change Mac OS X Finder sidebar icons

I have seen a lot of related questions/answers but it seems that there still isn't a working solution for it. So I have sum up all related info that I found and maybe we can find a solution to it. So ...
6
votes
2answers
5k 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
2answers
7k 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 ...
5
votes
1answer
10k 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 ...
4
votes
2answers
13k 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 ...
2
votes
3answers
5k views

MacBookAir kernel_task at 300% and rising [duplicate]

I have a MacBookAir5,1 connected to a Thunderbolt Display. When it gets very hot, PID 0 "kernel_task" uses ever more CPU until reaching 340% and slowing the Mac down sufficiently to make me restart ...
1
vote
3answers
22k 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 ...