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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10
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4answers
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How can I write-protect (make read-only) a USB drive in OS X?

I have a USB drive with some archive data on it that I'd like to access from a Mac running Snow Leopard. However, I want to ensure that the data on the drive is preserved and no modifications are made ...
9
votes
8answers
5k views

Hot Corners for Mission Control stop working

I set the upper right corner of the screen as a Hot Corner to activate Mission Control. However, some time after setting it, the Hot Corner stops working. Keyboard shortcuts still work. Going back ...
7
votes
8answers
4k views

What methods are available to (re)install Lion on a Mac?

With genuine Lion install media being a rarety (and only included on certain newer Macs), there are a lot of queries by users on how they are best able to re-install (or even simply install) Lion on ...
7
votes
3answers
13k views

How do I mount ejected external USB flash storage? [duplicate]

Suppose that we connect our flash USB drive to a MacBook, then eject this storage from Finder sidebar. Now I want to remount this storage without unplugging and replugging it into the computer, but ...
6
votes
5answers
9k views

How to reset $PATH?

I was trying to add something to $PATH and it went totally wrong. I now can't run any commands such as ls. I've looked at this answer and used the following lines: ...
5
votes
3answers
3k views

Partitioning Software

Is there an equivalent on the Mac platform to Partition Magic or GParted that will allow me to resize, move, and/or change partitions on the fly without formatting, or disturbing the data that is ...
4
votes
1answer
7k views

Keyboard remapping in OS X 10.9

Is it feasible to remap my keyboard mapping in OS X Mavericks? For example, I want to swap q and ` (backticks), since I don't require typing q too much and like to owe the position to another key, ...
4
votes
5answers
5k views

What readers annotate PDFs better than the Preview app?

I usually spend around 3 or 4 hours a day working with and annotating PDFs. I've always used Preview, but there's a few things that bother me about it. Mainly the large icons used when you place ...
3
votes
4answers
14k views

Recovering data off of a dead hard drive

My hard drive died in my macbook and it no longer will start up. It will not mount in an external enclosure but disk utility is still reading that the hard drive is there, and I tried to repair disk ...
49
votes
9answers
6k views

Remember window sizes and placement when unplugging and replugging second monitor

Here’s something that sucks: Plug in external monitor to laptop (Mac OS X Leopard in my case). Arrange your windows to have the IDE on one screen and browser on another. (Etc etc. Resize, ...
12
votes
3answers
5k 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
5answers
19k views

Convert a partition from case-sensitive to case-insensitive

I have installed snow leopard on a macbook ans selected case-sensitive file system when partitioning the disk, presuming that it's a standard thing and I'd rather have this system behaving as close as ...
8
votes
3answers
15k views

How do I install an application from a .dmg disk image?

I've downloaded Firefox and it's now sitting on my desktop as Firefox.dmg. When I double click on Firefox.dmg it opens up a window with Firefox in it so I can use it - does this mean the application ...
7
votes
4answers
1k views

Reopen windows when logging back in - NOT

In Mac OS X Lion, when I do Apple > Shut Down, there is a checkbox that says "Reopen windows when logging back in". Even though I constantly UNCHECK the box, it seems OS X doesn't care - and still ...
6
votes
5answers
4k views

How can I boot to Safari Only (Chromebook style) in Lion?

How can I boot safari only in Mac OSX Lion Chrome OS style? I heard that there was a key that one had to hold at startup, which one is it?
5
votes
2answers
7k views

Can I copy (myself) an app purchased through the Mac App Store to another of my licensed computers?

I have some applications purchased through the Mac App Store, and I have two Macs. Presently, if I buy an application on my Mac mini, I just go and launch the App Store on my MacBook Air, and then ...
4
votes
2answers
9k views

Are OS X shutdown cause and sleep cause numbers listed/explained anywhere?

The numbers in which I'm most interested -2 0 3 5 … I might add to that shortlist. What do those numbers mean; where might we find authoritative explanations? Somewhere in Apple open source, ...
4
votes
5answers
59k views

How to use SMTP and IMAP with iCloud email?

I've never used @me.com or @mac.com emails before. Neither did I use MobileMe. So when the iCloud came out last night I created @me.com email account this morning. Registration on its own went just ...
4
votes
3answers
4k views

how to set 'arrange by' for all the folders in the finder

In finder, we can 'arrange by' for each folder separately, but how to set these settings for all folders. NOTE: i have tried 'Use as defaults' in info dialog but of no use
2
votes
3answers
9k views

Is it still possible to purchase a license for Mac OS X 10.6 Snow Leopard Server from Apple?

Mac OS X Server 10.6 Snow Leopard Server is no longer for sale at the Apple Store website. Mac OS X Server software licenses were sold as a separate full operating system from Apple until 10.7 Lion, ...
2
votes
2answers
7k views

Can I create/edit contact groups in iOS?

I have been successful in managing contact groups with OS X's Contacts.app and iCloud.com, but haven't found a way to do this on iOS 6. Is there a way to manage contact groups on iOS (iPhone, iPad, ...
2
votes
3answers
8k views

Where does OS X store your current desktop picture?

Where does OS X store your current desktop picture? I read somewhere else that it was in /Library/Caches/com.apple.Desktop. But I don't have that directory.
2
votes
2answers
1k views

How can I change which application is launched when I press the play button on my remote?

My mac mini came with a remote control. When I press the play button, iTunes is launched. How can I change what happens when I press this button (e.g. launch a different program)?
1
vote
2answers
253 views

App that changes network settings, launches apps, etc. when changing network connection

~5 years ago an enthusiastic coworker was telling me about some awesome app that would do stuff like automatically change your volume, mount network drives, launch apps, etc. when it notices that your ...
15
votes
0answers
35k views

Is there a relational database with GUI for Mac similar to Microsoft Access or the like? [duplicate]

I need a desktop database that will have a need for extensive 1-many, many-1, and many to many relationships. I've built this kind of app with Microsoft Access, which I don't love, but does combine ...
13
votes
6answers
11k 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 ...
11
votes
5answers
7k views

How does my iMac know my location in the maps app, given that I use a VPN that has my IP about 200 miles from where my address is?

I have an iMac (Mid 2011, if it matters) and I just installed Mavericks. When I launch the Maps app, it knows PRECISELY where I am, which I could certainly understand if it was using IP geolocation. ...
7
votes
1answer
2k views

How can I set the Mac OS X screensaver when not logged in?

When logged in to my user account, the screensaver selected in System Preferences is used. However, when on the login screen before logging in or using fast user switching a different screensaver is ...
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. ...
5
votes
3answers
9k views

Where does Time Machine store its settings?

I'm looking for the file that contains all the Time Machine exclusions entered in its Options dialogue. I know that (some of?) the scheduling related settings are stored in the ...
3
votes
1answer
1k views

iTunes: Moving iTunes Files (Self Managed)

I'm trying to move all my music to another drive and I don't let iTunes organize my music for me. I moved the "iTunes" folder to my external and I also moved my Music folder which is also outside of ...
3
votes
2answers
545 views

Apple Knowledgebase pages often blank

This seems to be rather hit & miss, but often a link posted on SE leading to support.apple.com/kb/[reference code] seems to just give a blank page, as though it neither loads nor times out. ...
3
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2answers
3k views

Finder Reports Disk is Full, Other Tools Don't Account for it

I looked at some of the other Q&A here and didn't see a duplicate of this one (e.g., How can I figure out what's slowly eating my HD space? and other linked and related questions). Finder reports ...
3
votes
4answers
7k views

Is it bad or unhealthy to put my Mac to sleep?

I am wondering if it is bad or unhealthy to always put my Mac to sleep or should I shut it down instead? What I mean by putting it to sleep is that the display and hard drive are sleeping. The reason ...
3
votes
2answers
2k views

Lion “hosts” File Bug

I have some serious problems with the hosts file on my Lion 10.7.2. My hosts file is like following; 127.0.0.1 localhost 255.255.255.255 broadcasthost ::1 localhost fe80::1%lo0 localhost 27.0.0.1 ...
2
votes
1answer
5k views

LaunchPad totally disorganised after reboot OS X Yosemite

Running Yosemite 10.0 with a clean erase and install, when I reboot, all my launchpad apps are totally disorganised, folders and un-official apps disappears... After reorganizing the layout twice, I ...
2
votes
2answers
6k views

Internet Sharing is grey out

My system is Lion 10.7.x My Internet Sharing is greyed out with: Internet Sharing: Off You cannot start Internet Sharing because you have not selected a port to share your connection. How ...
2
votes
7answers
2k views

Is there a way to evaluate OS X without purchasing Macintosh hardware?

I'd like to play with OS X to see what makes it tick under the covers for the purpose of IT support - at CWRU here we have a lot of Mac-using professors. However, I can't justify spending twice as ...
1
vote
2answers
429 views

How can I get my videos from a digital camera to OSX and iPhone?

I have Sony NEX 3N. I can find AVCHD file when camera plugged to the computer that fires QuickTime where I can export videos to different social services such as YouTube but I cannot find the ...
1
vote
3answers
226 views

How to tag files (with Finder tags) using parts of a file name?

I want to use parts of a file name to add specific Finder tags to a file. How can I do that, are there any scripts or applications available to automate this on OS X Mavericks? The only solution I can ...
0
votes
4answers
19k views

How can I synchronize my two Mac Computers?

I have a Macbook and an iMac, generally I work on my Macbook, but sometimes I need that information on my iMac. My OS is Mac OSX Snow Leopard.
29
votes
30answers
19k views

What OS X tweaks, hacks, or modifications couldn't you live without?

What OS X tweaks or customization applications do you find indispensable? Please search before posting in order to avoid duplicate entries. You can search within this question with inquestion:this ...
82
votes
13answers
28k views

Keyboard shortcut for restoring applications from the Mac OS X Dock?

Is there a keyboard shortcut to restore a minimised application window from the Dock? Almost all Apple Mac OSX applications respond to the Apple + M command which minimises the current application ...
36
votes
5answers
25k 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 ...
45
votes
10answers
74k views

What's a good graphical SFTP utility for OS X?

I need a small graphical utility, using which I can ssh to a server and see all the files and copy and paste (drag and drop) into my local machine. I am running Snow Leopard.
18
votes
4answers
13k views

MBP SSD upgrade - which settings to change?

After replacing the harddisk drive in MacBook Pro with a Solid State Disk I am wondering which settings I should change and how. Thinking of things that are supposed to protect the SSD like ...
45
votes
2answers
10k views

How to disable Full Screen Animation on OS X 10.9

When an OSX window is promoted to be full screen there is a one second transition animation. How can this be disabled system wide? We would like the transition from small window to full screen to be ...
14
votes
3answers
15k views

System-wide finder view preferences

I know that .DS_Store files are created in every directory I enter with the finder in Mac OS X, and that keeps track of the folder's metadata (including how is it being displayed). I also know that ...
51
votes
7answers
38k views

How can I use Gmail as the default mail client app in Mac OS X?

I use Gmail as my e-mail client, but when I click on a "mailto:" link, the Mail.app is opened. Is there a way to avoid the Mail.app opening in this case? Can I open Gmail instead?
44
votes
5answers
41k views

Why am I getting a “dubious ownership of file” error when Launch Agent runs my .plist file?

I have a Launch Agent configured to run a .plist file for example: /Library/LaunchAgent/foo.plist. Inside this .plist, it is set to run during LoginWindow and Aqua. When I attempt to launch my ...