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3046 votes
8 answers

Why am I getting an “invalid active developer path” when attempting to use Git after upgrading to macOS Sequoia?

After upgrading to macOS Sequoia, 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 ...
The Onin's user avatar
  • 67.3k
1015 votes
11 answers

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.
amphibient's user avatar
877 votes
9 answers

How can I permanently add my SSH private key to Keychain so it is automatically available to ssh?

It seems that ssh-add -K ~/.ssh/id_rsa will load your key but will ask for the password each time you reboot. I am looking for a solution that would not require me to re-enter the key password ...
sorin's user avatar
  • 30.2k
709 votes
16 answers

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 ...
Adam's user avatar
  • 12.8k
671 votes
13 answers

How to separate "mouse" and "trackpad" settings?

In System Preferences > Mouse there's a setting "Scroll direction: natural", which I don't like, so I unset. The problem is that this also unsets the setting for Trackpad, which I do like. How can ...
iconoclast's user avatar
  • 10.1k
613 votes
15 answers

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 ...
deter's user avatar
  • 6,133
609 votes
157 answers

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 ...
564 votes
13 answers

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 ...
Caleb's user avatar
  • 7,173
541 votes
8 answers

How do I disable Chrome's two-finger back/forward navigation?

Chrome supports two-finger swipes left/right in order to browse back/forward in the browser history. Unfortunately, Chrome handles this differently to other macOS applications, and it's far too easy ...
Jason Salaz's user avatar
  • 24.7k
541 votes
3 answers

What is the difference between `brew` and `brew cask`?

So, what is the difference between brew and brew cask? I know that homebrew is a package management software. But what kind of software can I get there? Is it open source software and commercial ...
elzaphod's user avatar
  • 5,649
535 votes
12 answers

iTerm - going one word backwards and forwards

Would it be possible to configure iTerm 2 to go backwards and forwards one word through the curent text in the command line using a keyboard shortcut?
syntagma's user avatar
  • 11k
510 votes
2 answers

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'...
Reyraa's user avatar
  • 5,318
481 votes
16 answers

git auto-complete for *branches* at the command line?

On my Linux machine I have autocomplete for branches with Git. [Note we are talking about git branch completion, not bash completion (e.g. commands, files, etc). Thus NOT Lane's answer at all] For ...
Michael Durrant's user avatar
478 votes
7 answers

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 ...
3cheesewheel's user avatar
  • 5,087
471 votes
7 answers

How can I create a symbolic link in Terminal?

What command is used to create a symbolic link/soft link?
Patrick's user avatar
  • 4,719
465 votes
1 answer

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 ...
Vijay Kumar's user avatar
  • 4,651
440 votes
9 answers

Using Alt/Cmd + Right/Left Arrow in iTerm [duplicate]

Is it possible to move between words in iTerm using Alt + Right/Left Arrows ? Now if I press Alt+Left I will get '[D' and '[C' if I press Alt+Right.
ceth's user avatar
  • 5,415
437 votes
15 answers

mds and mds_stores constantly consuming cpu

mds and mds_stores are constant CPU consumers even when I think nothing should have changed on the hard drive. Activity Monitor: I have a circa 2009 Macbook Pro with lots of software installed over ...
jim70's user avatar
  • 4,535
428 votes
5 answers

What is the difference between .bash_profile and .bashrc?

To make an alias for the Terminal in OS X, you can either put the aliases in .bash_profile or .bashrc. What is the difference between the two and why would I choose to put aliases in one and not the ...
daviesgeek's user avatar
  • 39.1k
415 votes
9 answers

How do I find my IP Address from the command line?

I know you can do ifconfig | grep inet, but that shows you several IPv4 addresses. How do I get the specific one for SSHing et al?
JShoe's user avatar
  • 5,229
409 votes
13 answers

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 ...
Nathan Greenstein's user avatar
404 votes
133 answers

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 ...
394 votes
13 answers

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
user avatar
371 votes
4 answers

How do I stop the Adobe Creative Cloud app from auto-launching on login?

How do I stop the Adobe Creative Cloud app from auto-launching on login? I don't see any option of stopping this, and for some reason it's not in OS X's user login options.
erotsppa's user avatar
  • 4,828
371 votes
7 answers

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 ...
AlBlue's user avatar
  • 2,745
365 votes
40 answers

What Window Management Options exist for OS X?

I'd like to do something with my windows on OS X, where something includes options like re-arranging, moving, re-sizing, remembering positions, cloning across Spaces, etc. What options exist? Rules ...
358 votes
13 answers

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 ...
dave4420's user avatar
  • 3,889
357 votes
4 answers

What are the practical differences between Bash and Zsh?

With the news that Catalina will default to Zsh instead of Bash, I'm finding lots of results telling me about the switch, and that it may cause problems with shell scripts, but I'm not familiar enough ...
dr.nixon's user avatar
  • 5,898
356 votes
6 answers

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 ...
Jonas's user avatar
  • 6,372
349 votes
6 answers

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 ...
Rob J's user avatar
  • 3,491
342 votes
17 answers

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 |...
Jonik's user avatar
  • 6,703
318 votes
8 answers

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 ...
at01's user avatar
  • 5,645
318 votes
14 answers

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 ...
matt b's user avatar
  • 3,428
316 votes
3 answers

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 ...
user avatar
302 votes
30 answers

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?
user4951's user avatar
  • 3,571
299 votes
7 answers

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 ...
mix's user avatar
  • 3,205
291 votes
17 answers

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
Daryl Spitzer's user avatar
284 votes
14 answers

Why doesn't .bashrc run automatically?

I put some alias commands in my .bashrc file, so that they might be loaded everytime I open a new Terminal window. Yet this doesn't happen. I have to select run script: in the Terminal>Preferences&...
romeovs's user avatar
  • 4,393
280 votes
7 answers

"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 ...
Arno's user avatar
  • 2,921
279 votes
4 answers

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.
Vishnu's user avatar
  • 2,913
274 votes
13 answers

How can I save tabs in iTerm 2 so they restore the next time the app is run?

Can I save tabs on exit in my iTerm 2, so I don't have to open same directories again after restart? Like Chrome does, for example. I couldn't find such option in settings. Maybe "Arrangements" is ...
valya's user avatar
  • 4,113
270 votes
11 answers

How to use terminal to copy a file to the clipboard?

I got a file on desktop, file name is ded.html. To copy the file, I click the file and press cmd+c. Now how would I do the same thing using terminal ?
angry kiwi's user avatar
  • 2,985
270 votes
7 answers

How to replace Mac OS X utilities with GNU core utilities?

I found there is some differences between the utility command I used on the mac OSX and linux. I want to make my experience united. How could I replace all my mac utilities with GNU utilities?
steveyang's user avatar
  • 2,865
267 votes
5 answers

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?
wfbarksdale's user avatar
  • 2,829
266 votes
15 answers

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 ...
poc's user avatar
  • 2,878
264 votes
3 answers

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". ...
Josh's user avatar
  • 8,684
263 votes
8 answers

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 ...
Jesper Rønn-Jensen's user avatar
262 votes
13 answers

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 ...
nimcap's user avatar
  • 3,138
256 votes
22 answers

Is there a Mac OS X Terminal version of the "free" command in Linux systems?

On Linux, I often use the free command to see the current amount of free and used memory in the system. For example: $ free total used free shared buffers cached ...
hpy's user avatar
  • 5,575
251 votes
17 answers

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 ...
volni's user avatar
  • 2,988

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