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82
votes
7answers
81k views

How do I install “R” on OS X using homebrew?

How do I install "R" on OS X? Ideally using Homebrew? There seems to be very little information online.
82
votes
8answers
102k views

OS X Yosemite Xcode update stuck on 'Waiting'

I recently downloaded Yosemite, and I'm trying to update my Xcode. I hit 'Update' in the App Store, and but it's been stuck at 'Waiting' for the past 30 minutes. What can I do to fix this?
82
votes
12answers
103k views

How can I name desktops/spaces in El Capitan?

I would like to give names to different spaces; currently a new space get the default name Desktop n where n is a number. How can I give it a meaningful name?
82
votes
11answers
100k views

Right-click, create a new text file. How?

In Finder > Select a folder > Right click, we get a popup with an option to create a new folder: Is there a way to add menu item New Textfile for adding a new text file?
81
votes
5answers
61k views

MacBook unplugged from external monitor thinks it's still the Secondary Desktop

I've got a MacBook Pro 13" with Lion plugged into an external VGA monitor. Often, when I unplug its video dongle deal, the MacBook doesn't realize the other monitor is gone. It continues to believe ...
81
votes
6answers
39k views

Make the Menu Bar never show while in Full Screen

Pretty much every application I use in full-screen (including Firefox, MacVim and the Terminal) have tabs on the top of the screen. The problem is, when I move my mouse to reach the tabs I'll often ...
80
votes
8answers
109k views

How to get the chrome tabs to always show when in full screen mode?

I would really like to use Chrome on my new 2013 Macbook Air with tabs, but without the menu bar. So, I use full-screen mode, but it hides the tabs. Is what I want possible? And, if so, how can I ...
80
votes
5answers
33k views

reattach terminal tab to another window

Suppose you have a terminal with two tabs. You click, drag, and let go one of these tabs and it becomes an independent terminal window. After a while, you want to take this terminal window and ...
80
votes
5answers
95k views

Why is my host name wrong at the Terminal prompt when connected to a public WiFi network? [duplicate]

For three days straight, I have connected to the public WiFi network at my local library. Each day, I have seen a different prompt in Terminal. Here are some of the prompts I've seen: zp-pc:~ russell$...
80
votes
7answers
55k 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?
80
votes
6answers
63k views

What tool exists to identify the RGB value of a pixel?

I need to get the RGB for a pixel that is in an image. Under Windows this is easy but is there a way to do this on Mac OS X?
80
votes
5answers
57k views

Homebrew permissions & multiple users needing to brew update

I'm using Homebrew to manage package installs on Lion (Lion Server actually but this shouldn't matter). Homebrew was installed under one user. Now a different user would like to add a package and ...
80
votes
6answers
211k views

How do I install GCC via Homebrew?

I am using Homebrew exclusively (i.e. I don’t, and won’t, use MacPorts or Fink). I also want to keep manual installations to a bare minimum.1 … But how can I install GCC? First of all, I’ve of course ...
80
votes
8answers
53k views

How to set PATH for Finder-launched applications

Apps launched via Finder seem to not respect the PATH as set in .bash_profile. So when I try to run code from an IDE (Intellij) I no longer have access to programs in /usr/local/bin, which is ...
79
votes
8answers
24k views

How can I prove to an airline that the iPad mini they found is the one I left on the plane, without giving them the passcode?

I left an iPad mini on an Icelandair flight. They just sent me this message: "We have an item matching your description. Can you please send us details about the item, preferably passcode, to ...
79
votes
10answers
289k views

Copying ISO file to USB drive in OS X?

I have tried to copy an ISO file to a USB drive. I am unable to do it with Disk Utility. How can I copy the ISO file to a USB drive? But I get the below. I have enough space in the 16GB USB drive for ...
79
votes
12answers
222k views

This copy of the Install OS X El Capitan application can't be verified. It may have been corrupted or tampered with during downloading

Macbook Pro 13" 2015 with OS X Yosemite on board. I've been trying to install OS X El Capitan, but always get the following message: "This copy of the Install OS X El Capitan application can't be ...
79
votes
16answers
91k views

Is there a keyboard shortcut to bring up Finder?

Is there a default keyboard shortcut to start a new Finder window? If not, is there a way to assign one? I tried System Preferences > Keyboard > Shortcuts > App Shortcuts and created a new item for ...
79
votes
6answers
130k views

Homebrew: Rollback from Python 3.7 to Python 3.6.5.x?

A brew upgrade upgraded my system Python to Python 3.7. Unfortunately, Python 3.7 breaks other software I need to use (including but not limited to Ansible). I imagine these problems will be worked ...
79
votes
7answers
229k views

How can I list all user accounts in the terminal?

How can I list all local user accounts in Terminal (whether logged in or not?) The commands users or who does not provide this information. OS X version is 10.6.8. I have seen this suggested command -...
79
votes
18answers
81k views

Prevent iTunes from opening when connecting bluetooth headset

Every time I connect my bluetooth headset to my Mac, iTunes decides it's time to launch. Is there a way I can prevent this behavior? I found this thread, but there is no solution: https://...
79
votes
11answers
262k views

How to print an image across two pages

I have a long image that's about 8 inches wide by 20 inches tall. It's open in Preview. For the life of me, I can't figure out how to get the top half of the image to print on one sheet of letter ...
79
votes
3answers
23k 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 ...
78
votes
9answers
75k views

Can I delete unnecessary device simulators of Xcode?

I found that Xcode on my laptop consumes much of its storage, so I am trying to delete unnecessary files in Xcode. There are four directories under Application/Xcode.app/Contents/Developer/Platforms/....
78
votes
19answers
303k views

Is there a way to start a specific application with a keyboard short cut? [duplicate]

Sort of like the Windows+R command in the windows world? That actually just lets you run a command but you get the idea.
78
votes
6answers
262k views

Using Terminal, how can I find which directory is my USB drive mounted in?

I am using Terminal and have looked through directories. I just can't find where my USB drive its directory is. Which directory is my USB drive mounted in?
78
votes
11answers
194k views

How to view Root directory and subdirectories in Finder?

Apparently, the Macintosh HD icon on the desktop points to the root directory but it is not showing all the contents. Some of the files and directories are the same as those which I see when I ...
78
votes
16answers
152k views

What's a good Mac equivalent of WinMerge? [closed]

WinMerge is an excellent and very powerful file merging tool, but as the name would imply, it's Windows only. What's a good equivalent on the Mac?
78
votes
1answer
131k views

How do I get F11 and F12 to behave like normal function keys?

I have a 2013 MacBook Pro Retina 15" and I'm trying to set the function keys to perform as normal function keys. So I want the behaviour to be inverted from the standard behaviour where I need to ...
78
votes
13answers
126k 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). ...
77
votes
7answers
22k views

Can Touch ID for the Mac Touch Bar authenticate sudo users and admin privileges?

Does Touch ID for the MacBook Pro Touch Bar support elevating admin privileges in macOS? Somewhat differently, can the Touch ID give sudo access in Terminal? I wonder this because I'm considering ...
77
votes
16answers
160k views

What file comparison tool can I use under OS X?

My favorite file comparison tool was Beyond Compare but since I recently switched to OS X, i'm no longer able to use it and I'm looking for an alternative, preferably a free one. Update: I made the ...
77
votes
7answers
2.6m views

Is there any way to view saved wifi passwords on the iPhone?

I've previously connected to a wifi network on my iPhone but I've no way of finding out the password. So is there any way to view saved wifi passwords on the iPhone?
77
votes
2answers
18k views

Where does the upgrade to macOS Catalina move root “/” directory files?

After updating to macOS Catalina, all the folders I had saved in the root directory, "/", were missing. I read that the system is now read-only, but didn't see a notice on where previous files have ...
76
votes
1answer
42k views

How do I get Sublime Text's open-file GUI to show hidden files?

I know how to tell Finder to show hidden files, but when I try to open a file in Sublime Text, the GUI that pops up do not let me see hidden files. How do I tell it to show me hidden files?
76
votes
2answers
37k views

Displaying combined file size of selected files in Finder

To find details about a files size, you can right click and select "Get Info": When I select a large number of files, and want to get information about all if them together as a single selection, ...
76
votes
9answers
134k views

Write to NTFS-formated drives on Yosemite [duplicate]

I sometimes need to mount USB drives that are NTFS formatted and write to them. On Mavericks I achieved this using the Homebrew formula ntfs-3g which depends on osxfuse. After upgrading to Yosemite, ...
76
votes
4answers
123k views

How does iMessage know that the recipient is an iOS 5 device?

When you send a message using the Messages app, iOS seems to magically figure out that the recipient is on iOS 5 and automatically switches over to iMessage (blue messages instead of green SMSs). ...
76
votes
10answers
46k views

Can I copy by highlighting and paste by middle click on Mac OS X?

I was using Linux for the last couple of years and I find it extremely useful to copy text by highlighting it as well as to paste by clicking a middle mouse button. I'm using a Mac now and I wonder ...
75
votes
10answers
280k views

How do I start TextEditor from the command line?

I work a lot at the command line in a Terminal and would like to start a text editor on a certain file. I'm from Linux Land and normally use kwrite or gedit from a bash shell. Trying to find the Mac ...
75
votes
3answers
76k views

truecrypt 7.1a requires Mac OS X 10.4 or later on Yosemite 10.10

After reading articles about the state of Truecrypt in February 2015, I decided to download the last stable version of Truecrypt that allows full usage of Truecrypt: that is, version 7.1a 7.2 ...
75
votes
7answers
112k views

How do I get detailed SMART disk information on OS X (Mavericks or later)

I'm trying to get a detailed SMART status report on the drives in my Mac. I'm not talking about "Verified," I'm talking about the detailed report that's about 100 lines long listing all the vital ...
75
votes
1answer
25k views

Is there a keyboard shortcut to navigate one level up in Finder?

On Windows, pressing Backspace in Explorer will navigate to the parent folder in the Explorer window. Is there an equivalent keyboard shortcut for Finder on macOS?
75
votes
6answers
17k views

How do I disable the Minimize (command-M) shortcut in Mavericks?

I want to unset the Cmd+M shortcut but I can't seem to find it. I've checked System Preferences > Keyboard > Shortcuts but no luck there. I've even tried running defaults write -g ...
74
votes
8answers
221k views

How can I add new folders to the Favorites in the Finder sidebar?

I'd like to create a new Favorites folder item in the Finder, how can I tell the Finder that I would like a particular folder to appear in my list of Favorites shown on the left hand sidebar of the ...
74
votes
6answers
21k views

How to add characters to the press and hold character picker in OS X Lion?

In OS X Lion, there is a very useful feature for people like me who need to write in multiple languages, which pops up a small menu of additional characters when you hold down a letter. For instance, ...
74
votes
10answers
69k views

How to make right click using keyboard only on a Mac?

Is there way to set a keyboard shortcut or key to simulate a mouse right click but without touching trackpad or mouse? E.g. Imagine you have a list of files in Finder. You move your selection by ...
73
votes
10answers
62k views

Magic Mouse can never reconnect on Yosemite

Since upgrading to Yosemite (did a wipe of my HD before installing, so no settings was there from Mavericks) I can only connect my Magic Mouse normally once per boot. Normally you would be able to ...
73
votes
10answers
180k views

Can I use 45/60/85W MacBook chargers interchangeably?

I have a 13" Macbook Pro that came with a 60W power adapter and a 15" Macbook Pro that came with a 85W power adapter. Can I use either adapter with either laptop? There seems to be disagreement in the ...
73
votes
8answers
21k views

Disable Command-W in the terminal

Is there any way to disable Command+W in the terminal? On several occasions I have accidentally closed a terminal window containing important information when I meant to close a Safari tab and did ...

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