Questions tagged [macos]

macOS is the current marketing name for Apple's Macintosh Operating System. This OS was previously known as OS X, and Mac OS X before that (which itself succeeded the 'classic' Mac OS).

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116
votes
14answers
104k views

runaway distnoted process

Sometimes I see a distnoted process suddenly spin up and chew up 100% CPU (on one core) and a ton of memory, often in the neighborhood of 1.5G or so. This happens a few times a day, starting a month ...
115
votes
31answers
268k views

Can anyone recommend an app for creating flowcharts and diagrams?

I'm seeking a Mac app for creating basic flowcharts and similar diagrams. Google has been no help; I've followed dozens of links to apps that either don't exist anymore, I can't find any real ...
114
votes
2answers
19k views

What functionality do 'marks' offer in the El Capitan Terminal?

Since upgrading to OS X El Capitan, I've noticed a change in the Terminal: Executed lines show an opening bracket on the left, and a closing bracket on the right, as shown in this screenshot: Similar ...
112
votes
6answers
139k views

How can I keep my Mac awake AND locked?

I want to leave my Mac awake overnight so it syncs 4GB of data from Dropbox. I need to prevent the machine from going to sleep because that pauses the Dropbox sync I've been using Caffeine to keep ...
110
votes
2answers
240k 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.
109
votes
25answers
190k views

OS X Terminal “must have” utilities [closed]

I've just read with pleasure, and learned a lot from these questions : OS X Terminal Tips and Tricks OS X Hidden features and nice tips & tricks OS X Applications you can't live without But I ...
109
votes
8answers
59k views

How to bring back multi-touch gestures after it crashes without reboot?

After a clean install of Yosemite, multi-touch gestures have stopped working on two occasions on my Macbook Pro 2011. Each time, the symptoms are the same: Gestures stopped working both built-in ...
109
votes
10answers
123k 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
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 ...
104
votes
10answers
114k 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 ...
104
votes
6answers
106k 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 ...
104
votes
6answers
350k 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
15answers
85k 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
10answers
143k 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 ...
100
votes
10answers
90k 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 ...
100
votes
22answers
205k 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 ...
97
votes
7answers
74k 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 ...
97
votes
8answers
32k 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, ...
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 ...
95
votes
9answers
76k 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 ....
95
votes
15answers
244k 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 ...
95
votes
13answers
268k 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.
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 ...
93
votes
17answers
525k 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 ...
93
votes
10answers
36k 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 ...
93
votes
2answers
151k 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
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
8answers
31k 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.
90
votes
10answers
78k 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 ...
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 ...
87
votes
10answers
79k 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
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
3answers
98k views

How to switch or close the new split Terminal pane?

I stumbled across the CMD-D hot key which splits the Terminal into 2 panes. But I can't find documentation anywhere on how to close the new pane or even switch the focus to it so I can use it. What ...
86
votes
20answers
60k views

How do I move a window whose title bar is off-screen?

I encountered a strange problem today. I downloaded FileZilla and on first launch the title bar was above my mouse pointer's reach. Making the window unmovable. Here is a screenshot of my situation. ...
86
votes
13answers
89k views

Write in NTFS using Mavericks [duplicate]

I was able to read and write NTFS filesystems normally in Mountain Lion, but after the upgrade this stopped to work. I installed ntfs-3g and fuse4x using homebrew in Mountain Lion and followed the ...
86
votes
5answers
185k views

How do you EXIT full screen mode in Yosemite?

I just discovered the new green button behavior in Yosemite that causes the window to go to full screen instead of maximizing it. That's fine, and I can live with option+click to get the old behavior,...
85
votes
5answers
207k views

Getting all files from a web page using curl

I would like to download the files, all at once, from the following page using curl: http://www.ime.usp.br/~coelho/mac0122-2013/ep2/esqueleto/ I tried curl http://www.ime.usp.br/~coelho/mac0122-2013/...
84
votes
6answers
33k views

How can I activate buttons with just the keyboard?

Many user interface (UI) elements or dialog boxes have buttons. I would like to be able to activate a button with just the keyboard, without the mouse. How can I do this?
84
votes
6answers
58k views

Clicking on external links opens Chrome but not the link

When I click on an external link and Google Chrome is not running yet, Chrome will launch but will not open the linked page. Instead, it starts at my last opened tab (which is the behaviour I expect), ...
84
votes
9answers
147k views

Where does the Mac store account pictures?

I took a picture to add to my account on Mac. Now I want to use it on messenger, but I can't find it. On the account config, it's too small. I need to find the original. Where are the accout ...
83
votes
6answers
167k views

Fastest and safest way to copy massive data from one external drive to another

I need to be able to copy about 2TB of data from an external drive (single USB external disk) to a another external drive (Drobo attached via Firewire). Finder is not an option. If it hits any ...
83
votes
2answers
251k views

List all devices connected, lsblk for Mac OS X

In Linux if I want to see all the devices currently connected to my computer in the command-line, I run: lsblk or blkid What's the equivalent command under Mac OS X? NOTE The goal here is ...
80
votes
7answers
54k 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?
79
votes
8answers
138k views

Any nice, stable ways to keep a window 'Always on top' on the Mac?

I am looking for a stable way to keep any window 'always on top' on OSX. Afloat, an app that does that requires SIMBL/easySIMBL, which it seems is not very stable. Are there any better solutions? It'...
78
votes
19answers
301k 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
61k 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?
78
votes
5answers
347k views

How do I run a .sh or .command file in Terminal

I've always wanted to be able to run a script I've downloaded online directly from the Finder but just double clicking the file does not work.
78
votes
4answers
482k views

Official way to obtain an OS X ISO file

I'm trying to install OS X Mavericks in VirtualBox on Windows 8.1. I have VirtualBox installed and the VM set up, but I need an ISO file to install the operating system. I've searched around and ...