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128
votes
4answers
108k views

Silencing “Your disk is almost full” notification

After upgrading to macOS Sierra, I'm getting the notification that "Your disk is almost full. Save space by optimizing storage.": The options appear to be to store my files in iCloud, automatically ...
128
votes
4answers
230k views

How to upgrade OpenSSL in OS X?

Today the heartbleed OpenSSL exploit was announced in the wild, which allows an attacker to surreptitiously detect and steal private server keys (allowing them to MitM and decrypt your encrypted data ...
126
votes
8answers
160k 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 ...
124
votes
4answers
64k views

cmd-tab behavior on Mavericks with multiple displays

I have a MacBook with Cinema Display, I have my dock on the MacBook screen side and my menubar is set to Cinema Display. In 10.8 this worked well, when I pressed cmd-tab to switch apps the task ...
123
votes
5answers
123k views

Restarting sound service?

My macbook pro running Snow Leopard stopped making sounds a couple hours ago. I've found other reports of people with sounds working through headphones, but that's not the problem I'm seeing. I get no ...
123
votes
11answers
491k views

Unable to modify the volume with the keyboard

Sometimes, when I connect an external set of headphones/speakers, I am unable to change the volume. When I press one the volume keys, I see the image below. Why does this happen? Interestingly, if I ...
123
votes
5answers
87k 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/...
123
votes
7answers
100k 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 ...
121
votes
5answers
96k views

What is the format of a .xip file

As Xcode 8 beta is available to download, I see it's distributed with a .xip extension, Xcode_8_beta.xip. What is the .xip format? What's the difference between previous .dmg format?
121
votes
11answers
1.6m views

Ctrl + Alt + Delete: Mac Equivalent?

Ctrl + Alt + Delete on Windows provides a variety of functions, the main one of interest being the Task Manager. Is there an equivalent keyboard shortcut & indeed Task Manager for carrying out ...
121
votes
14answers
110k 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 ...
121
votes
6answers
186k 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 ...
120
votes
5answers
86k views

Spam iCloud Calendar Invitations

Today I've suddenly received spam calendar invitation for $19.99 Ray Ban sunglasses (never subscribed, checked, searched or visited any related site, so clearly spam) and it has other visible email ...
119
votes
31answers
277k 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 ...
118
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 ...
117
votes
57answers
21k views

What tiny thing in iOS 5 makes you smile, or has caught you off guard?

iOS 5 is here! Geofencing, new Voices in Voice Command/Siri, and Notification Center for all! We all know how heartfelt iOS makes you seem (Cards), how much control it gives you for managing your ...
117
votes
8answers
68k 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 ...
117
votes
6answers
531k 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.
116
votes
12answers
168k views

How to use pip after the OS X El Capitan upgrade?

After the El Capitan update, I am unable to run pip install. The error I get is that the "operation is not permitted" when pip tries to create new folders while installing. creating /System/Library/...
115
votes
9answers
94k 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 ....
115
votes
10answers
42k 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, ...
114
votes
17answers
276k 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 ...
114
votes
10answers
163k 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 ...
114
votes
20answers
78k 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. ...
113
votes
19answers
92k 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 ...
113
votes
6answers
117k 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 ...
112
votes
4answers
92k 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 ...
112
votes
5answers
135k 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?
111
votes
14answers
452k 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 ...
111
votes
5answers
79k views

Convert .mov to .mp4

I want to convert .mov to .mp4! I saved the video from iMovie but it is in .mov format! How do I convert it to .mp4? I'm using a MacBook and I want to share it to my phone, but my phone can't open ....
111
votes
3answers
252k 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 ...
111
votes
15answers
20k 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, ...
109
votes
25answers
193k 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
23answers
248k 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 ...
109
votes
12answers
211k 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 ...
108
votes
3answers
300k 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 ...
108
votes
10answers
798k 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.
108
votes
3answers
120k 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 ...
108
votes
2answers
187k views

How can I list and edit all defined aliases in Terminal?

A friend who owned my current Mac before me created a lot of alias commands. Is there a way to list all defined aliases and the command that is associated with them? And if so, am I able to edit ...
107
votes
5answers
55k views

Linux' `ps f` (tree view) equivalent on OSX?

How can I get a tree view like the one below on OSX? vartec@some_server:~$ ps xf PID TTY STAT TIME COMMAND 11519 ? S 0:00 sshd: vartec@pts/0 11520 pts/0 Ss 0:00 \_ -bash ...
106
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 ...
106
votes
11answers
93k 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 ...
106
votes
11answers
101k 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 ...
105
votes
3answers
268k views

Installing .pkg with terminal ?

Is it possible to install a .pkg using a terminal ? (I wanted to install an app through ssh).
104
votes
12answers
212k views

Is it possible to rotate images in Preview in degrees other than 90?

I want to rotate an image in preview but I only need to move it a few degrees. Is this possible? Or can you only rotate 90 degrees?
104
votes
2answers
55k 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 ...
103
votes
14answers
299k 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.
103
votes
10answers
44k 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 ...
103
votes
9answers
72k 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?
103
votes
3answers
112k 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 ...

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