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).
43,333
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Why am I getting an “invalid active developer path” when attempting to use Git after upgrading to macOS Sonoma?
After upgrading to macOS Sonoma, I tried to run git from Terminal but it kept giving me the following error:
xcrun: error: invalid active developer path (/Library/Developer/CommandLineTools), missing ...
997
votes
11
answers
1.2m
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List of all packages installed using Homebrew
Is it possible to and how do I get a list of all the packages installed on my Mac using Homebrew? I am not interested in packages installed outside of Homebrew.
703
votes
16
answers
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How to find cause of high kernel_task cpu usage?
Occasionally my machine will have a kernel_task instance max out the CPU:
This can last from minutes to sometimes hours. The machine is effectively unusable in this state. Restarting doesn't help; a ...
607
votes
157
answers
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Please share your hidden macOS features or tips and tricks
Do you know any hidden or little-known nice feature of macOS (née Mac OS X)? It doesn't matter what it is—maybe just a short terminal command or a keyboard shortcut. Share your experiences on ...
607
votes
15
answers
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Shortcut for toggling between different windows of same app?
I opened two Google Chrome windows (because I am using multiple Gmails) and when I do the Cmd ⌘ Tab ⇥ shortcut it just shows me other applications that I opened but does not show me the other Chrome ...
560
votes
13
answers
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Remap "Home" and "End" to beginning and end of line
Most of my computing time is spent in Linux (with occasional time in Windows). On these platforms the Home and End keys universally jump to the beginning or end of the current line.
I am gradually ...
491
votes
2
answers
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How to prevent Mac from changing the order of Desktops/Spaces
You may have encountered a situation in which Mac changes the order of desktops based on some events like alerts on a program or a web page in browser.
How could I disable this logical change?
Note: I'...
474
votes
7
answers
496k
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Why does my dock keep moving back to my other monitor?
I have a larger, external monitor connected to my MacBook Pro and have arranged it such that the dock is in the external monitor (via System Preferences > Displays > Arrangement, by dragging the white ...
466
votes
7
answers
662k
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How can I create a symbolic link in Terminal?
What command is used to create a symbolic link/soft link?
456
votes
1
answer
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How do I launch Finder from terminal or command line [duplicate]
I use command line a lot, like most programmers.
I want to be able to launch Finder, Safari or any other application for that matter from command line e.g.
finder .
where it will start Finder ...
404
votes
133
answers
246k
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Got any tips or tricks for Terminal in Mac OS X?
One tip or trick per answer.
My favorite is
open .
Opens the folder you're currently browsing in Finder. You can also pass URLs, images, documents or else to open.
If you specify a program name ...
402
votes
13
answers
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How can I trigger a Notification Center notification from an AppleScript or shell script?
I'd love to be able to take advantage of 10.8's Notification Center features in AppleScripts and shell scripts I write.
Is there a built-in command or a third-party library I can use from either an ...
392
votes
13
answers
327k
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How can I configure Mac Terminal to have color ls output? [duplicate]
How can I configure Mac Terminal to have color ls output?
I am using MacOS 10.5
371
votes
7
answers
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How do I recompile Bash to avoid Shellshock (the remote exploit CVE-2014-6271 and CVE-2014-7169)?
Given that Bash 3.2 (the version shipped by OS X) is vulnerable to the remote execution exploit known as "Shell Shock" (CVE-2014-6271 and CVE-2014-7169) how do I rebuild Bash and secure my system ...
355
votes
13
answers
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How do I downgrade node or install a specific previous version using homebrew?
I'm using brew. I have node installed, using brew. I want to use an earlier version of node.
Online, I find instructions such as, for example:
cd /usr/local/Library/Formula
brew remove node --force
...
351
votes
6
answers
975k
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How can I list my open network ports with netstat?
I would like to list my open network ports in Terminal with built in commands. As what I know, netstat is the command to use. But I'm struggling to get any useful information out of it.
How can I ...
348
votes
6
answers
131k
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How can I disable animation when switching desktops in Lion?
I would very much like to disable the sliding animation that occurs when switching desktops via ctrl+→/← or ctrl+[number] in Lion. This was previously accomplished in previous versions ...
339
votes
17
answers
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How to combine two images into one on a Mac?
Say I have two photos (or any images), for example with the following dimensions:
+----------+ +----------+
| | | |
| | | |
|320 x 428 | and |...
315
votes
8
answers
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How to change computer name so terminal displays it in Mac OS X Mountain Lion? [duplicate]
When I setup my computer I named it "Scott's MacBook Pro". And so when I go to System preferences->Sharing, it says Scott's MacBook Pro there as my computer name. However, opening up a terminal gives ...
315
votes
14
answers
535k
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Can I get the CPU temperature and fan speed from the command line in OS X?
Is there a command I can run from the command line in OS X to get the current CPU temperature and/or the fan speed(s)?
To be more specific, I'd like to be able to get the same info available in the ...
314
votes
3
answers
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Hotkey to show hidden files and folders in File Open dialog?
This question is very similar to Is it possible to always show hidden/dotfiles in Open/Save dialogs?. How to show hidden files and folders in finder? is also related. However, I don't want to always ...
299
votes
7
answers
131k
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Applications Don't Show Up in Spotlight
Spotlight has stopped showing any results for my Applications. I've tried reindexing and removing the index so it rebuilds it. No change. I've tried adding Applications to the Privacy tab and removing ...
294
votes
30
answers
544k
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How to create a text file in a folder
In windows I right click and then there is an option to create a text file.
How to do so in mac?
287
votes
17
answers
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What do I type to produce the command symbol (⌘) in Mac OS X?
What combination of keys do I press to produce the command symbol (⌘) on Mac OS X?
(I copied the above symbol from http://en.wikipedia.org/wiki/Command_key.)
281
votes
7
answers
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"File Open" dialog is missing sidebar items
I'm having the strangest issue since updating to OS X El Capitan. My "Open File" dialogs show the sidebar but all my main (and useful) locations are missing. Take a look at this screenshot. This ...
279
votes
4
answers
1.6m
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How to Retrieve the Wi-Fi Password of a Connected Network on a Mac
I need to find the password for a Wi-Fi network that I am already connected to. I'm using a MacBook Pro that's running OS X Lion. Any guidance is appreciated.
265
votes
3
answers
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What is the "rootless" feature in El Capitan, really?
I have just learned about the "Rootless" feature in El Capitan, and I am hearing things like "There is no root user", "Nothing can modify /System" and "The world will end because we can't get root".
...
265
votes
5
answers
509k
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Can I open files in TextEdit from the Terminal in Mac OS X?
I frequently find that a Terminal command to open a file in TextEdit would be very handy. Does such a command exist on Mac OS X?
263
votes
8
answers
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How can I manually delete old backups to free space for Time Machine?
I use a Time Capsule for backup and now I want the drive to back up data from an extra Mac. But the drive is filled up with old backups from Mac 1. There simply is not enough space available for the ...
260
votes
13
answers
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Why are dot underscore ._ files created, and how can I avoid them?
I am using different operating systems on different machines on different locations. I am using a USB flash disk to keep my files (source codes etc.).
I am new to Mac OS X and now I realize there are ...
259
votes
15
answers
555k
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Where can I find the installed package path via brew
I installed some packages via brew. But I can not find where they are.
I can not get access by typing hping on terminal
% brew install hping
(git)-[master]
Warning: hping-3.20051105 already ...
249
votes
17
answers
386k
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 ...
249
votes
3
answers
116k
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How can I make Safari show the URL when I hover over a link?
Safari 5.0.1 on OS X Snow Leopard (10.6) doesn't seem to have any status bar in which the URL of a link shows when the user moves the cursor over a link (without clicking) All other browsers I've ...
249
votes
7
answers
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Make the green full screen window icon on Yosemite maximize windows
On Mac OS X Yosemite the green icon in every window:
is by default used to make the application full screen.
How do I make it work the same way as in previous versions of Mac OS X, i.e. to maximize ...
229
votes
11
answers
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macOS Sierra doesn’t seem to remember SSH keys between reboots
I have to run this command since upgrading to macOS:
ssh-add -K
Corrects the problem after the reboot but I have to run this command every time I log on to my computer.
If I do not run the command ...
224
votes
14
answers
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views
Can Touch ID on Mac authenticate sudo in Terminal?
Can Touch ID on Mac authenticate sudo in Terminal?
224
votes
11
answers
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Keyboard shortcut for restoring applications from the Mac OS X Dock?
Is there a keyboard shortcut to restore a minimised application window from the Dock?
Almost all Apple Mac OS X applications respond to the Apple + M command which minimises the current application ...
222
votes
8
answers
1.5m
views
How do I combine two or more images to get a single pdf file?
Say I have some image files (for instance, the result of scanning some sheets) and I want to combine them into a single pdf file, each image on a different page.
Is there a faster / more convenient ...
211
votes
8
answers
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I included emoji in my password and now I can't log in to my Account on Yosemite
I wanted to check if it's possible to use emoji in a password for my Account on OS Yosemite. It worked but I didn't realize that the login screen has only native keyboards, so I can't type emoji there....
210
votes
16
answers
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How can I rename Desktops / Spaces in macOS?
I would like to give names to different Mission Control Spaces; currently a new Space gets the default name Desktop n where n is a number.
Desktop 1 | Desktop 2 | Desktop 3
How can I give each space ...
205
votes
6
answers
1.1m
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.
204
votes
4
answers
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Need a cli to check the sha256 hash of a file [duplicate]
To check the sha1 of a file I would use openssl sha1 <file> I'm not sure what to use to check the sha256 hash of the file however, what would you recommend?
202
votes
7
answers
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Open Finder window from current Terminal location?
If I am in a specific path in a Terminal window, how can I open that same window in a new Finder window?
Note: This is the opposite of opening a Terminal from Finder.
198
votes
2
answers
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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.
196
votes
12
answers
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Why is it not possible to use the "cut" command to manipulate a file in the Finder?
On OS X 10.6 (Snow Leopard), I don't seem to be able to us the "Cut" command on a file in the Finder, like you can do in Windows Explorer on Microsoft Windows. (In Windows, once you select a file and "...
195
votes
6
answers
483k
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How do I disable System Integrity Protection (SIP) AKA "rootless" on macOS?
Apple has introduced System Integrity Protection, also known as "rootless", with OS X 10.11, El Capitan. I understand this is a step for general protection against malware but as a developer I need ...
192
votes
15
answers
102k
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How to move files to trash from command line?
I do a lot of terminal work, and today had the experience of typing
rm fileInQuestion.txt
Before finding out that I did actually need fileInQuestion.txt. If I'd deleted in the GUI then I would have ...
192
votes
5
answers
120k
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Homebrew: Your CLT does not support macOS 11.0
I recently upgraded to macOS Big Sur developer Beta 8, when I do brew install jenv I get the error Homebrew: Your CLT does not support macOS 11.0. I am using CommandLine tools GM version. Tried to ...
192
votes
6
answers
692k
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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 ...
190
votes
12
answers
194k
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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 ...