OS X (formerly Mac OS X) is the marketing name for Apple's computer OS. Note the proper pronunciation is "ohh ess ten" and not "oh ess ex". it is be replaced by macOS to match its the format of watchOS, tvOS, and ios.

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672 views

How is the Y value for the Memory Pressure graph in Activity Monitor calculated?

How is vm.memory_pressure's value bounded / calculated on OS X 10.10.2 - Yosemite? I've researched several answers to this question and am trying a few things on the command line to get exact values ...
12
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1k views

Facebook message notification showing blank message

Since I updated the system to 10.11.5, the Facebook message notification is not showing message text. Is this a bug in this software upgrade of OSX?
7
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367 views

Adjust delay for activating Full Screen Mode toolbar

Is it possible to change the delay on the full screen mode window toolbar in OS X Yosemite? I'm thinking of something like this, but for the toolbar defaults write com.apple.dock autohide-delay -...
6
votes
0answers
43 views

Is there a way to access a USB-serial port by the device id, not by the tty.* port?

On linux USB-serial devices create two aliases to its serial port: /dev/tty* and /dev/serial/by-id/<my_usb_device_id> Is there a way on OSX to identify a serial port by the USB device id? Both ...
6
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0answers
1k views

Check the battery level of connected bluetooth headphones from the command line

I am trying to check the battery level of my wireless headphones from the command line. I came across a few discussions, and it seems all I need to do is enter the following: ioreg -c 'deviceName' |...
6
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0answers
579 views

Removing shutdown and sleep button from the Apple menu on Mavericks

I'm trying to remove the "Sleep" and "Shutdown" entries from the Apple menu. So far I managed to do it by editing /System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/Versions/A/...
5
votes
0answers
43 views

Examine a .DS_Store file?

My understanding of a .DS_Store file is that is contains details that describe a folder and the files within that folder. Based on that description, I can think of a few uses from being able to read a ...
5
votes
0answers
32 views

“Open With” (lsregister) to show apps on system disk (specific disk)

I have a Mac pro with 4 disks, one is for the system (D1) "Open With" takes long time sometimes, and sometimes it shows me apps on other disks (old, backup, other test apps), how I can make OS X to ...
5
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780 views

OS X Yosemite permanent environement variables

Since I upgraded to OS X Yosemite I do have massive problems with environment variables that I really, really NEED for development of some projects. The Problems is: Every time I install some kind ...
5
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0answers
253 views

Using Command-backtick (⌘-`) to toggle between windows

As far as I can tell, Command-backtick (⌘-`) behaviour in OSX 10.9 works as follows: Given a stack of windows for the current application 1 2 3 4 5 6 in order of most to least recently used: Do it ...
5
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925 views

Typing >console in username box—nothing shows up until cancelled

When I type >console into the username box on the login screen, the computer seems to freeze for a very long time. Then I press ^C^C^C^C^D^C^D^D^D^C^D and eventually the computer unfreezes—but ...
4
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47 views

Long login times when on WiFi

I have been trying to find an answer to this online, and the closest I have come is this question: Very long login times in Mac OS X. It does, however, not replicate my issue exactly. My Mac (OS X, ...
4
votes
0answers
91 views

Can't UsePrivilegeSeparation sandbox with Homebrew sshd

With OSX 10.9.5, and using the latest Homebrew OpenSSH, which at time of writing is OpenSSH_7.1p2/OpenSSL 1.0.2f, I must set the following in /usr/local/etc/ssh/sshd_config: UsePrivilegeSeparation ...
4
votes
0answers
51 views

How to disable F7 F8 F9 function for Quick Time Player

I have OS X 10.11, Quick Time Player 10.4. My question is simple, how do you disable F7, F8 and F9 function keys in QT Player? I want to use these keys for iTunes, but I really need to keep some of ...
4
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0answers
169 views

How to Change default fallback font (for non-latin languages)

System: iMac running El Capitan 10.11.1. My question is: How do I change the default fallback font for Thai (or any non-latin language for that matter) so that the terminal app shows the Thai font of ...
4
votes
0answers
2k views

Spotlight not connecting to internet

My problem is that Spotlight shows no results from internet sources (Wikipedia, iTunes Store, etc.). I've reindexed my drive twice, cleared all the caches, and reset the NVRAM. Still not working. I ...
4
votes
0answers
961 views

nsurlsessiond is using all my bandwidth

I searched the web and apparently this process has something to do with the iCloud Drive! I don't have more than 10 MB for all the data and documents on iCloud Drive; but this process uses more than ...
4
votes
0answers
752 views

Services Using com.apple.geod

I blocked the com.apple.geod process with my software firewall but after 2 days of non-stop 1 second attempts I just pkill'ed it. I want to know what services are using this so I can disable them ...
4
votes
0answers
300 views

How to find out process owner of unidentified windows?

I have an odd error that I have not been able to associate with an application or PID properly. In Windows, there is Process Explorer with the very handy target function that allows you to click it ...
4
votes
0answers
484 views

Create Custom Drop Down Menus in the Finder Toolbar

Happy (belated-ish) new year! Hope it's been a great one. Any Dropbox users out there will recognize the drop down menu that one can add to their Finder toolbar. Upon discovering that this existed,...
4
votes
0answers
342 views

Menu bar icons disappearing when connecting USB device

If I plug something into one of the USB ports on my Mac 17″ (after upgrading to Yosemite) my Menu Bar at the top of the desktop keeps disappearing and reappearing. The icons keep flashing on and off. ...
4
votes
0answers
102 views

Is it possible to exclude bad memory?

I have a MacBook Air 2012 (A1466) and it developed some memory errors. It crashes every half an hour and Apple Hardware Test says "4MEM/9/40000000: 0x79eea590". Unfortunately, RAM is soldered on the ...
4
votes
0answers
147 views

Do pre-built Little Snitch configurations exist and are they shared?

Is it possible to import configurations that have been created elsewhere into Little Snitch? For example, a ready to go basic ruleset for someone who wants to block iCloud's more intrusive features. ...
4
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0answers
360 views

Can you disable Today's Date in the Today View in Yosemite Notification Center?

While it's possible to remove the Today Summary from the view you cannot remove the date. It's superfluous while using a calendar app such as Fantastical. Any way to tweak this? Thanks.
4
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311 views

How to disable “changing a repeating event” dialog in Mac calendar?

I have a number of repeating events in Calendar (formerly iCal). I often make changes to individual ones on-the-go, but every time it asks me this: Is there a way that I can make the default ...
4
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0answers
757 views

Disable USB Write Caching by default

Is it possible to change OS X's USB filesystem mount behaviour to use the noasync flag to disable write caching? The aim here is to allow USB devices to be safely removed without eject or hdiutil ...
4
votes
0answers
806 views

Reparing a corrupt Time Machine backup on a Time Capsule won't work

I tried to follow these instructions: http://www.garth.org/archives/2011,08,27,169,fix-time-machine-sparsebundle-nas-based-backup-errors.html But after typing in the hdiutil command I only get one ...
4
votes
0answers
364 views

How to enable logged-in thumbnails for Safari Top Sites for Secure (HTTPS) Sites?

How do I allow Safari to generate logged-in thumbnails of HTTPS pages? Maybe there's a hidden setting for this? Right now thumbnails of secure (HTTPS) pages are rendered without login data. For ...
4
votes
0answers
1k views

Solver Window Resize in Mac Office 2011

For what ever reason the Solver add-in for Mac Office's Excel 2011 produces the following dialog box when attempting to add a constraint to Solver: Does anyone have a similar problem? Or know how ...
4
votes
0answers
461 views

Typing over selected text replaces some text to the right

In OS X (both Lion and Mountain Lion), I notice that when I select text and type over it, not only does it yield the expected result of replacing that text with the typed text, it often also replaces ...
4
votes
0answers
1k views

Why does my Terminal window close automatically?

I need to use my Terminal window on a MacBook Air but it closes about 10 seconds after I open it. Is there a setting or is it possible another program is causing it to close? If I type quickly I can ...
3
votes
0answers
28 views

Volume bezel faster fade or more transparent on OSX

Many people are annoyed by the big fat bezels that appear on changing the volume/brightness/etc. and are pretty intrusive. Now, I'd like to still have them appear but make them less intrusive, e.g. by ...
3
votes
0answers
54 views

Constant wifi drops on El Capitan

I use a 2015 Retina MBP (13inch) and have been experiencing wifi disconnections since I have upgraded to El Capitan. I am now using 10.11.5 and the problem remains. I am experiencing wifi dropouts on ...
3
votes
0answers
63 views

OS X 10.11, El Capitan, regularly almost freezes when Safari is open

On OS X 10.11, El Capitan, Safari regularly almost freezes. It usually happens on the same sites: Gmail and YouTube. I have to kill Safari and sometimes I even have to reboot the system. Sometimes it ...
3
votes
0answers
149 views

How to change sidebar icons in OS X El Capitan?

Without using a 3rd-party application, how do I go about changing the icon in the sidebar for the Developer folder? When I click on "Get Info" for this icon it's showing the icon does have the hammer ...
3
votes
0answers
115 views

OS X doesn't query local DNS names properly

None of our OS X client machines in our workplace query local DNS names of our servers properly after connecting to VPN. For other client machines – including Linux and Windows – it works properly. ...
3
votes
0answers
57 views

Reset USB bus without reboot (MacBook ignores display)

I have a MacBook Pro and work with different external monitors. The monitors have a keyboard and a mouse attached. Frequently the MacBook does not recognize the USB devices in the display and the ...
3
votes
0answers
43 views

Can't show clock in OSX menu bar

Recently the clock on my OSX menu bar has disappeared for no apparent reason. I'm using OSX 10.10.5 I try to add it again by going to System Preferences --> Date & Time --> Clock --> Show date ...
3
votes
0answers
40 views

OS X El Capitan renames Windows volume on every boot by appending increasing numbers to the volume name

I have installed Windows on a separate hard drive on my MacBook Pro running OS X El Capitan. OS X is running on an SSD and Windows is on another physical hard drive. I named the other hard drive ...
3
votes
0answers
185 views

Issues with files and folders with names containing umlauts

I have just noticed some issues browsing my external music collection using Finder, certain artists folders were missing. Going to iTerm and lsing the folder I got this as the initial report: ls ...
3
votes
0answers
72 views

CLI: get CPU real speed (e.g. Intel SpeedStepping)

Can you query for the real CPU speed in OS X command line/terminal? $ system_processor – only provides the hardware spec info. $ sysctl hw.cpufrequency – only provides the hardware spec info. $ ...
3
votes
0answers
214 views

Accept Xcode 7.3 license

I want to install a C/C++ compiler for Matlab R2015b. I am running OSX El Capitan 10.11.3. I installed the newest version of Xcode (Xcode Version 7.3 beta 3). According to MathWorks, Xcode 7.x ...
3
votes
0answers
49 views

Screen Sharing keyboard issues

I regularly operate a Mac Mini (10.9.2) from my 13" MacBook (10.6.8) and edit audio and video using Audacity and iMovie. I just got a new(er) 13" MacBook Pro (10.11.3) and am trying to do the same ...
3
votes
0answers
170 views

Using spotlight index on a file share on Server.app

I have a MacMini server (Server.app 5.0.15 on El Capitan 10.11.2), and connects to file share from another MacMini also with El Capitan 10.11.2. Spotlight indexes for the file shares are NOT ...
3
votes
0answers
96 views

Where is file metadata stored in Mac OS X?

It used to be stored in a resource fork, but I've tried listing the resource forks for files on my computer, and they don't seem to have resource forks. Where is the metadata stored now? Like where ...
3
votes
0answers
53 views

Unable to start app built manually

I have create an application APP-py3.app stored in /Applications. The APP-py3.app contains the following files [F] and directories [D]: Contents [D]: Info.plist [F] MacOS [D]: script [F with ...
3
votes
0answers
213 views

iBooks on El Capitan

I have a large number of items in iBooks. some epub, lots of work related PDFs. in total around 20k documents that I want to sync to my iPad to carry around as a convenient source of reference. ...
3
votes
0answers
51 views

Can word break characters be changed in OS X 10.11 El Captain (or XCode 7.2)?

When I double-click text in an XCode string to select an entire word, any text connected to it with a dot (.) will also get selected. I would like to make that not happen so that dots and other ...
3
votes
0answers
55 views

Loading User LaunchAgent Successfully

I have created a Plist file to replace an Xinetd process that I used successfully in Windows (Cygwin) and Linux to stream an imapd connection from a remote server via ssh on a port on the localhost. ...
3
votes
0answers
42 views

How to fix delay between wakeup and password entry

When booting up my computer, or even just awakening it from a long sleep, it takes a while for me to be able to enter my password. Like the box is there, but I can't move my mouse or type into the box....