Lion is the marketing name for OS X v10.7, the seventh major upgrade to OS X. As of this release, Mac was dropped from the marketing name of "Mac OS X".

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2answers
1k views

MacVim — how to make Ctrl+A go to beginning of line, Ctrl+E to the end of the line

I'm trying to switch to MacVim as my main editor, and I'm liking it so far, except for one issue: I got really used to the Mac shortcuts control-A to go to the beginning of a line, and control-E to ...
3
votes
4answers
11k views

Extract an image file of my signature from Preview?

The Preview application in OS X Lion includes the ability to take a screen capture of your written signature and save it for later application in to any PDF file. Where does Preview store the image ...
3
votes
2answers
46k views

Cannot Unmount Mac OS X Base System Disk

My Mac running Lion was being slow, so I was decided to reinstall OS X. I don't have any Time Machine backups. Everything went file, but in the middle of the installation, it got stuck, and later the ...
3
votes
2answers
692 views

Unable to revert changes to hosts file in OS X Lion

I edited the hosts file and added: 10.0.0.1 devsys.crossreader.net Later I commented out the entry: #10.0.0.1 devsys.crossreader.net When I ping or browse to devsys.crossreader.net the returning ...
3
votes
2answers
1k views

Is it possible to do a “clean” install of Lion?

Is it possible to take a Lion install burned by the method outlined in this question and preform a clean install with it? I just want to make sure that if I buy Lion from the App Store in the near ...
3
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3answers
2k views

Can I change how often Lion's “Versions” feature saves files?

Is it possible to change Versions' save frequency? For some kind of work, one hour's worth of work is too much to lose!
2
votes
4answers
74k views

MacBook Air: What taking up all my hard drive space [duplicate]

I have a 128gb MacBook Air running Lion. I am constantly having issues with disc space, but have no idea what is consuming it all. When I look at the disc utility break down, it says about 80% of the ...
2
votes
1answer
2k views

What are the home and net folders I see within finder?

While a similar question was raised here, it doesn't seem to be a solid answer but more of a theory. In addition my case is a bit different as you will see below. You will note that I have two home ...
2
votes
1answer
2k views

Toggle Natural scrolling from command line with reload

I'm looking to make a script that quickly toggles the Natural scrolling settings, so I need a way to do it from the command line. I think I found the correct defaults command, but I'm not sure how to ...
2
votes
1answer
2k views

How to map the bottom right Trackpad corner to right-click programmatically?

I’m looking for a command (defaults write …) to enable right-click by tapping the bottom right Trackpad corner. This can be enabled as follows: System Preferences → Trackpad → Point & Click → ...
2
votes
3answers
16k views

How do I mount my FileVault 2-encrypted volume?

I have a Lion 10.7.2 system (on MacBook Air 13" 2011) which doesn't boot anymore after a restart. My HD is encrypted with FileVault 2, and after I click on my username and enter my password, it ...
2
votes
1answer
2k views

“Other” Storage space in Sys Info [duplicate]

I have MBP with Lion. In my Sys Info it says 170.12GB of space is being used by "Other". How do I determine what this Other space is and how to clean it up if possible?
2
votes
2answers
508 views

Reinstall Purchased Mac App from AppStore

After fresh install the Mac OS X Lion, when I tried to download again my purchased mac apps with App Store, I found that they are checked as installed. How can I reinstall my paid apps?
2
votes
4answers
2k views

Multiple monitors in lion

With Lion it seems the mission control is separate for each screen, however I have not found a way to show a different desktop/space on each screen. Basically I want it so that when a do a swipe on ...
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vote
1answer
166 views

Time Machine + FileVault on Lion or Mountain

If I stop the backup it says: "now encrypting...", is the data saved "not encrypted" before being encrypted? Can I make it "always encrypted"? Non-encrypted transfers are a problem for me.
1
vote
1answer
8k views

How can I resize my Lion partition to fill up the unused space on the drive?

My MacBook (Late 2007) has an 80GB hard drive. I used to have a 15GB Boot Camp partition, and deleted it at some point -- but I forgot to resize my Snow Leopard partition to fill the 15GB of free ...
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votes
4answers
2k views

How to reset Mac OS X text substitution?

Whenever I type "foo" it gets replaced by "bar". It is working system wide. I can see this behavior in Chrome, TextEdit and other apps. Even partial text like "Somefoo" gets converted to "Somebar". ...
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0answers
399 views

How to put MacBook Pro to sleep when the lid is closed and you remove the power?

I think I have a common use case that is not properly handle by Lion. If I close the lid and remove the power supply, my macbook is not going to sleep mode and stays awake draining the battery. It's ...
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votes
3answers
5k views

iMac not logging probably due to keychains problem

iMac OS X Lion. I have 2 accounts with password. On the first account, I was messing up the keychains thing. If I recall correctly, I think I deleted all private keys I had and added exported keys ...
0
votes
1answer
891 views

Apple-provided software to measure or estimate the CPU load associated with Core Storage

With Mac OS X 10.7 (Build 11A411) alone, or with Xcode 4.1: Q: is there a way to accurately measure, or at least estimate the CPU load associated with Core Storage? A graphical view of load on a ...
13
votes
2answers
11k views

Dual monitors and OS X Lion : get menubar and app switcher on both displays

I've just plugged in another monitor into my 13 inch MBP running OS X Lion. It works fine, except for three little annoyances: Whenever I use the application switcher (or whatever it's called, I ...
10
votes
5answers
11k views

kernel_task consumes 500% CPU on AC power, sometimes

Typically, my kernel_task process uses 1-4% CPU and 100-700MB of memory. However, sometimes when I have the power adapter plugged in, the CPU usage jumps to around 500% (8 cores) and stays there until ...
10
votes
1answer
7k views

iOS Simulator Hidden in Xcode 4.3.1?

This is more of an "am I doing this right?" type of question... I recently performed a clean install of Lion and installed Xcode 4.3.1 from the App Store. I noticed that the /Developer folder was ...
8
votes
2answers
8k views

Photo Streams from two or more iCloud accounts into same iPhoto library?

I'd like to connect iPhoto on my MBP to my photo stream and my wife's photo stream. We each have our own Apple ID and iCloud account. Can iPhoto connect to multiple iCloud photo streams? Thanks.
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votes
2answers
3k views

Where to find the Mac OS X Lion security configuration guide?

Most Mac OS X releases have very nice security configuration guides, but Lion is not in the list. Is this document available somewhere else on Apple's site, or is there a roughly-equivalent document ...
7
votes
1answer
4k views

How does the new “local snapshots” feature of Time Machine in Lion work?

Apple's advertising for Lion highlights a new "local snapshots" feature of Time Machine: OS X Lion lets you take the Time Machine experience with you when you’re away from your Time Capsule or ...
6
votes
1answer
859 views

How can I show Growl notifications on both displays?

I've got a MacBook Pro connected to an external display. Right now the notifications come through on on the primary display (MacBook Pro built in display) and not the external display. I know I can ...
6
votes
3answers
1k views

How to buy multiple Lion licenses from the Mac App Store?

I need to install Mac OS X 10.7 Lion on about 10 company workstations. If those were my personal computers, I could simply buy one license and then log into the Mac App Store on each workstation to ...
5
votes
2answers
13k views

How can I change the default text color in Mail?

How can I change the default text color (black to dark grey) in Mail on Lion?
4
votes
2answers
4k views

How to change the list of file types which Safari will open immediately after download?

I would like to change Safari Safe List of type files which open immediately after download. Any ideas how?
4
votes
2answers
1k views

10.7.3 - Screensaver turns on while I'm in the middle of typing/mouse activity

Has anyone seen this? Let's say I set my screen saver to activate after 5 minutes. Well I can be typing and using the mouse almost continuously for a period of time (5 minutes? I'm not exactly ...
4
votes
1answer
751 views

OS X Lion suppresses user's settings for the keyboard backlight

Recently I've upgraded to Lion and in general I'm not satisfied with its performance, but what's really annoying is that the login screen always sets the keyboard backlight to the max (even when I set ...
4
votes
1answer
1k views

Lion's Preview regularly hangs when unhiding with open documents

In Lion, I've had an incredible amount of difficult with Preview hanging indefinitely when restoring open documents after being hidden for any extended period of time. There is no immediate solution ...
4
votes
1answer
5k views

Is there a way to turn off autosave feature in Lion OS X?

How can I turn off the autosave feature on all applications in lion?
3
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2answers
939 views

Enable HiDPI on 23" iMac?

I have a 23" iMac running Lion (10.7.3). I've checked that the "Enable HiDPI display modes" checkbox is enabled in "Quartz Debug" (it was checked the first time I opened it), but there are no HiDPI ...
3
votes
3answers
2k views

.tar files on OS X Lion

How am I supposed to deal with .tar files with OS X Lion? I'm trying to install Ruby Version Manager, but Lion is throwing a fit about not being able to expand the tar file. This isn't the first time ...
3
votes
1answer
956 views

Why folders keep shifting their positions?

I bought a new MacBook Pro 15-inch model with highest specifications in this June. I also installed newest version of Mac OS X, Lion (updated). Yesterday, I turned on my computer and noticed that ...
3
votes
2answers
495 views

Why is this bar appearing in Safari?

Sometimes, when I try using a special character (⌥+U for ¨) a strange bar will appear at the bottom of my screen. This doesn't happen every time, just on and off for no apparent reason. I haven't ...
2
votes
0answers
318 views

Sandboxing certain OSX apps

I am running multiple modern internet and cloud related services. Is it possible to limit their access to parts of my filesystem? For example Dropbox only needs access to its Dropbox shared folder.
2
votes
4answers
4k views

Limit processor speed like in Windows

In Windows (Linux too), you have the very useful "Power saver" mode that limits the maximum frequency at which your CPU runs. Is there something similar in OS X?
2
votes
1answer
991 views

Character Picker stopped working in OS X Lion

Character picker inexplicably stopped working tonight in OS X Lion. I was trying to type in Spanish but now the keys which used to accept tildes or accents are merely repeating. I tried entering the ...
2
votes
2answers
911 views

OS X Lion: 8GB of RAM, 20MB free

I have a Macbook Pro (early 2011) running OS X Lion and while running a few apps that only take up, say, 200 MBs of space each (Xcode, Spotify, and Photoshop), my wired memory shoots up to 1.4GB, my ...
2
votes
2answers
1k views

Speed up Mission Control Preview Animation

Once in Mission Control, I like to able to preview the contents of each the Desktops in the larger preview section instead of only relying on the thumbnail view. You can accomplish this by entering ...
2
votes
2answers
2k views

Is it possible to maximize a Finder window without third-party software?

How can I maximize a window in Finder without using third-party software? I read this post but none of these tricks seemed to work.
2
votes
3answers
3k views

Can I choose the name of a folder in Launchpad?

When I drag two items into a folder, the system seems to choose the folder name for me. Am I missing any way to choose a name or am I presently stuck with what the system chooses for me? I know I ...
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vote
2answers
2k views

Emptying the Trash: not working

On Lion 10.7.3, when trying to empty the Trash from the GUI the items to be deleted are counted, and the the dialog doesn't progress anymore: Stopping emptying the Trash doesn't help much either: ...
1
vote
1answer
239 views

Internal keyboard QWERTY; External Keyboard Dvorak

Is there a way to configure a MacBook Air running Lion (10.7.1) to recognize the internal keyboard as QWERTY, but to attach an external keyboard configured to use the Dvorak configuration?
1
vote
1answer
300 views

How can I keep restore for apps in Lion without having session restore when I log in?

I want to have my apps start with their previous state (windows/tabs/documents), but I do not want to have all the apps I was running before logging out/rebooting/shutting down restart automatically. ...
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vote
2answers
11k views

Unable to mount an NFS share

I'm trying to access my (Synology) NAS share through NFS and always get the same issue. First, I activated NFS support in my NAS: Then I set the permissions on the NAS: My MBP has the IP ...
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votes
0answers
144 views

Unable install Lion on macbookpro2,2 with 3GB Ram

My MacBook Pro2,2 having all requirements to run Lion upto 10.7.5 but Installer fails with wrong message "Mac OS X 10.7 Lion requires a Core 2 Duo, Core i3, Core i5, Core i7, or Xeon processor." ...