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108
votes
2answers
235k views

List USB devices on OSX command line

Can I List USB devices on OSX - similar to lsusb on Linux. I know I can access from System Information.
108
votes
9answers
353k views

How to record both screen and sound with Quicktime on El Capitan?

I'm trying to record both what's happening on screen and the audio being played by the applications. To my surprise, QuickTime did not record the sound. I believe it worked before in previous OS X ...
107
votes
53answers
19k views

What features of Mavericks are beneficial to you?

This question serves to share and collect the enhancements that make a large difference to how you use your Mac. Please post one feature per answer. Please also check to see if your answer has ...
107
votes
9answers
115k views

How to turnoff screen / lock Macbook Pro with touch bar using keyboard?

This was working on older Mac using CtrlShiftPower. But this doesn't work on the new Macbook Pro 2016 with touch bar. Can someone please help. I want to lock my Mac without putting it to sleep.
107
votes
9answers
120k views

Is there a keyboard shortcut to move a window from one monitor to another?

Is there a free app that I can use to move a window from one monitor to the other monitor (assuming only two monitors) via the keyboard? I shouldn't have to use the mouse at all (e.g., for selecting ...
107
votes
14answers
19k views

El Capitan, expand desktop thumbnails by default in Mission Control

On previous versions of OS X, desktop thumbnails were showing by default in the Mission control. In El Capitan, however, they are collapsed by default and only the names are showing (i.e., Desktop1, ...
107
votes
16answers
182k views

Override iTunes “media” keys (play, pause, etc) for Spotify?

Is it possible to set Spotify as the default program when the "media" keys (play, pause, previous, next, etc) are pressed on the Mac keyboard? For the most part when Spotify is open, the "media" ...
106
votes
14answers
151k views

How can I open a Terminal window directly from my current Finder location?

I was wondering if there was any was I could right click inside any instance of a "Finder" window such that I have an option that says "Open Terminal Here". It would be really helpful.
106
votes
3answers
62k views

What happens if you plug more than one charger in the new MacBook Pro (2016)?

Apple's controversial decision to convert all the ports on their 2016 MacBook Pro lineup to USB-C ports contributes to blur the difference between ports that supply power (such as a power adapters) ...
105
votes
19answers
218k views

Can I change the brightness on a secondary display?

I have a MBP with a secondary display. Is is possible to have the brightness keys (F1 & F2) change both the main display (laptop screen) and the secondary display (a VGA external monitor connected ...
105
votes
3answers
245k views

Creating A Bootable USB Of Windows 8.1 On OS X?

Reasons for wanting create such a usb include: PC is unbootable and you want to prepare a bootable USB using the ISO file that you have on your external hard drive. to install Windows 8.1 on Mac ...
104
votes
4answers
125k views

How does the Mac choose which connection to use when both Wifi and Ethernet are connected?

When I'm connected to two networks with separate routers using Wifi and Ethernet, how does my Mac know what connection to use when I visit a website?
103
votes
10answers
112k views

Move through images in a folder with Preview.app

When looking at an image in a directory with the Preview application, I'm used to the Windows behaviour of using the ←/→ keys to move through all the other viewable images in that ...
103
votes
6answers
104k views

VirtualBox 5.1.28 fails to install on MacOS 10.13 due to KEXT security

I have tried to install VirtualBox 5.1.28 to macOS high sierra but it fails every time with the following screen: After some looking around I found this thread and I did indeed see that it was ...
103
votes
10answers
739k views

How to add a line break in a cell in Excel for Mac

What key combination do I have to press to create a line break in a cell in Excel for Mac 2011? The Windows combination of Alt+Enter does not work on the Mac.
103
votes
3answers
111k views

Yosemite bluetooth audio is choppy/skips

On two separate MacBook Pros (one brand new, one several years old) running OSX Yosemite, all bluetooth audio devices are choppy (audio clicks in and out, skips like a scratched CD). I have tried ...
103
votes
6answers
344k views

Is it safe to delete ~/Library/Caches?

Is it safe to delete the file Caches, in the Library of the Mac OS X Hard Drive? It's a pretty big file, 3.56 GB, Caches reminds me of logs i don't need or browser cookies. Is it safe to delete the ...
102
votes
3answers
72k views

How to fix homebrew error: “invalid active developer path” after upgrade to OS X El Capitan?

I get this error when I run brew update: $ brew update xcrun: error: invalid active developer path (/Library/Developer/CommandLineTools), missing xcrun at: /Library/Developer/CommandLineTools/usr/bin/...
100
votes
15answers
84k views

How can I figure out what's slowly eating my HD space?

Every few days I get notices on my MacBook that it's running or run out of hard drive space. Curiously, restarting the computer will enable me to recover gigabytes of space (this past time, it was ...
100
votes
4answers
80k views

What can I do when my SSH session is stuck?

Sometimes my ssh session in the terminal hangs. How can I exit the ssh session and reconnect?
100
votes
22answers
202k views

DNS not resolving on Mac OS X

Some of my coworkers are having troubles on their Macs - DNS resolution does not work under Mac OS X. They're running Snow Leopard 10.6.8. They can use DNS in a Windows 7 virtual machine (VMware ...
100
votes
6answers
153k views

Keyboard shorcut to switch focus between multiple displays on OS X 10.9.5 + (mavericks, el capitan, sierra, mojave)

The fact that each monitor acts on its own in OS X Mavericks is pretty cool. However, I find that I have to use my mouse and click on the unfocused monitor before I can actually slide back and forth ...
99
votes
10answers
142k views

The volume can't be ejected because it's currently in use

After working with an external USB backup disk I want to cleanly unmount the drive. When pressing the 'eject' button Finder warns me with the message: "The volume can't be ejected because it's ...
98
votes
12answers
382k views

Is there an OS X terminal program that can access serial ports?

What programs can act as a terminal and access serial ports? This is not for terminal access on an IP connection, this is so I can access a hardware device plugged into a USB/serial converter running ...
98
votes
10answers
88k 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 ...
97
votes
7answers
72k views

How can I prevent an SSH session from hanging in OS X Terminal?

When I close my MacBook with an active SSH session in Terminal and then wake it up, the prompt goes unresponsive. In about five minutes it says Write failed: Broken pipe and terminates. This ...
96
votes
5answers
29k views

Single application not showing up in Spotlight

I have a strange issue where Matlab stubbornly refuses to appear in Spotlight search results. I'm not sure what information to provide besides the fact it clearly exists in Applications: It even ...
96
votes
2answers
47k views

How can I make ctrl+right/left arrow stop changing Desktops in Lion?

⌃ Control+→ and ⌃ Control+← switches desktops. I actually had this enabled in Spaces on Snow Leopard, but I'd like to turn this off because I use those key combinations when editing in Eclipse. How ...
96
votes
12answers
183k views

How can I mount SFTP/SSH in Finder on OS X Snow Leopard?

My Question is seemingly simple. I need to mount an SSH/SFTP volume and make it visible in finder to be able to use it as if it were a local volume (think SMB share). I have tried everything I could ...
95
votes
9answers
75k views

Is there a way to convert audio files in Mac OS X or the command line without using iTunes?

Now, I know I can use iTunes to convert music. But it's quite a pain.. All I'm asking is: Is there anything built into OS X or UNIX for converting files? Right now I simply want to convert .mp4 to ....
94
votes
9answers
36k views

Is it 'OK' to use the root user as a normal user?

I have enabled the root user on my Mac so I can log into it and run Finder etc. Being the lazy person that I am, just transferred everything from my home directory to /var/root. I'm not too sure of ...
94
votes
17answers
523k views

How do I type the euro value sign € on a Mac?

I've tried bashing on my keyboard with the ⌥ alt/option key pressed with the ⇧ shift key pressed but I do not seem to be able to find how I can get the euro value sign. ⇧ shift+4 gives the dollar ...
94
votes
15answers
242k views

How to arrange two windows easily to left and right side?

In Windows 7, we can easily arrange two windows with these shortcuts: Option (Alt) ⌥ + ← maximizes the window to the left side of the screen, and Option (Alt) ⌥ + → maximizes the window to the right ...
94
votes
3answers
72k views

Change canvas size in Preview.app without scaling image?

I have a PNG that I want to add additional content to. For this I need to increase the canvas size of the image: Just make the image larger, but without scaling the existing contents (which the Adjust ...
94
votes
8answers
31k 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, rearrange, ...
93
votes
13answers
265k 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.
93
votes
6answers
87k views

How to remove unused MacPorts packages?

Whenever I install a program via MacPorts, it gets and installs lots of dependencies. When I uninstall said program, how do I make MacPorts recursively remove all unused dependencies with it?
92
votes
8answers
65k views

How can I achieve page-up and page-down in OS X?

I am using MacOSX Snow Leopard. How do I achieve page-up and page-down?
92
votes
2answers
150k views

Why doesn't Mac OS X source ~/.bashrc? [duplicate]

I found a lot of people figuring out why instruction similar to this : Put X to your ~/.bashrc and you can do Y don't work. It always turns out that Mac OS X's bash's startup files (or Mac's Bash ...
92
votes
8answers
30k views

Restricting Command+tab options to only apps that are in the current space

Edit: The original accepted answer is no longer valid for Mavericks. I am keeping it accepted for historical reasons, but all readers using Mavericks should use and up-vote this answer. By default, ...
91
votes
4answers
61k views

What are alternatives for Menumeters on El Capitan?

Menumeters no longer works on El Capitan (see here), what are some alternatives? I just want to see my network and CPU stats.
91
votes
10answers
35k views

How do I speed up new Terminal tab loading time?

How can i speed up the terminal startup in Lion? I'm not referring to the startup of the Terminal application, but to the startup terminal windows, like when i open a new tab. I don't have anything ...
90
votes
2answers
67k views

How do I delete all Terminal mail?

I set up a cronjob a long time ago that now doesn't exist. Whenever I open up Terminal, it now says "You have mail". I have something like 100 messages that all say the same thing. How do I mass ...
89
votes
5answers
37k views

Where can I find the unicode symbols for Mac functional keys? (Command, Shift, etc.)

Is there a list of key-symbols that I could reference?
88
votes
53answers
15k views

What un(der)-documented features have you stumbled upon in Mountain Lion?

This question serves to share and collect the enhancements which are not documented by Apple, or documented poorly. Please justify your answer; if it is something that is well documented by Apple and ...
88
votes
10answers
77k views

Replace Text Edit as the default text editor

I've seen questions like this which don't quite solve my problem. I'd like to make Sublime Text 3 the default file viewer/editor for all files that currently use textedit. Most of these files can be ...
87
votes
10answers
78k views

How can I make auto-hide/show for the dock faster?

I really like the auto-hide feature of the dock in Mac OS X. However, the animation for the dock to reappear is just a bit too slow for me. Since this is quite annoying, I disable the feature. Is ...
87
votes
16answers
66k views

Why is Git not found after installing OS X Lion?

I just upgraded to OS X Lion and now cannot initialize Git where it used to work fine: $ git add . -bash: git: command not found I'm new to Git and to programming, so I'm sure it's a quick fix, any ...
87
votes
7answers
47k views

Isn't Inactive memory a waste of resources?

I'm looking for explanation of memory usage on my machine especially in light of the example in this screenshot below: I understand what is Free and Active means But what are the meanings of Wired ...
87
votes
6answers
132k views

Are my permissions for /usr/local/ correct?

I’m using HomeBrew for my port needs (seems a bit “cleaner” than MacPorts). I can install without sudoing (which is great), but the man linking step seems to require it (/usr/local/share/man/man3 ...

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