jksoegaard
  • Member for 7 years, 7 months
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1 answers
51 votes
45k views
What's the purpose of ~/Library/Containers?
Accepted answer
58 votes

~/Library/Containers contain the home directories of sandboxed apps. Sandboxed apps are for example the apps you download from the Mac App Store. Sandboxing means that they are "isolated" from the ...

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3 answers
49 votes
124k views
How to view monitor refresh rate in macOS?
56 votes

You need to hold down the option-key while clicking the "Scaled" radio button to bring up the hidden part of the interface. However, usually this does not give you any information on Refresh ...

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1 answers
25 votes
9k views
Why can macOS have two files with same name?
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49 votes

You cannot have two files with the same name in the same folder. If you look closely at the "Get Info" screenshots you've posted - there seems to be a much larger gap between the filename ...

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6 answers
25 votes
59k views
Can I initiate a MacOS restart to Recovery mode solely from the command line?
Accepted answer
41 votes

You can do that using the following command: sudo nvram "recovery-boot-mode=unused" sudo reboot This sets a firmware variable in nvram indicating that you want to start in Recovery mode on the next ...

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1 answers
26 votes
29k views
Can you add an external fingerprint reader to a MacBook that will work like the built-in reader?
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40 votes

No, there's no external fingerprint reader that works like the built-in reader. The built-in reader is not communicating directly with macOS on the main CPU, instead it communicates with a seperate ...

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1 answers
7 votes
4k views
What is the "ls" directory in my home directory?
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37 votes

That ls/ directory is not standard on Mac, so its something you or another user on the Mac have created (either directly, or indirectly by being created by some third party program). It hasn't got ...

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2 answers
25 votes
5k views
How can I trick programs to believe that a recorded video is what is captured from my MacBook Pro camera in realtime?
Accepted answer
31 votes

I would suggest installing OBS (Open Broadcaster Software) from this web site: https://obsproject.com/ It allows you to create content in a variety of ways, including green screens, etc. In your case ...

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2 answers
13 votes
5k views
How does iPhone still recognize Airpods even with turned off bluetooth?
30 votes

When you use the Control Center to "turn off Bluetooth", you're actually not turning off Bluetooth. Pressing the icon means to disconnect from any connected Bluetooth accessory. It does not ...

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4 answers
14 votes
2k views
How can I safely install applications which aren't distributed via the Mac App Store?
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30 votes

There can be many reasons for app developers to stay away from the App Store. For example: Wanting to avoid paying fees/percentages to Apple App has functionality not possible in the App Store due to ...

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3 answers
22 votes
5k views
Why does Chrome need access to Bluetooth?
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28 votes

Modern Web APIs allow web sites to run code that communicates with your Bluetooth devices using the Web Bluetooth API - after you have given permission in each specific instance. This particular ...

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6 answers
18 votes
3k views
How to find all the available tools in mac terminal?
27 votes

The easiest is simply to open the Terminal and then press the TAB key twice. You'll be asked if you want to see all possibilities - reply "y" and you'll get the full list.

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2 answers
13 votes
39k views
Someone in China tried to log into my AppleID account. What should I do?
24 votes

Apple recommends you select Don't Allow since that will block this attempt. https://support.apple.com/en-us/HT201303 The bottom of the page linked above has steps to take (like change your password) ...

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3 answers
10 votes
4k views
Can my employer access my iCloud data if I sync it on my managed Mac
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23 votes

With a managed Mac where "everything is controlled by the employer", the employer could technically access your personal data stored on that Mac - yes. It doesn't matter if the data comes ...

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2 answers
19 votes
6k views
What replaces x86 intrinsics for C when Apple ditches Intel CPUs for their own chips?
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23 votes

Intel Intrinsics are really just a library that provides easier access to a number of Intel instructions sets - such as SSE (Streaming SIMD Extensions), AVX, etc. - for C programmers. The goal is to ...

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4 answers
17 votes
11k views
macOS artificially restricts speeds to 100 Mbps over Ethernet
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21 votes

MacOS does not come with such a restriction. There's no built-in feature that limits transfer speeds to 118 Mpbs (or similar value) after while. You can build such a feature yourself using the ...

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1 answers
11 votes
4k views
Why am I able to open Wireshark and capture packets in macOS without root privileges?
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21 votes

The reason is that the Wireshark installer installs a LaunchDaemon (i.e. something that runs with superuser privileges on boot) for setting special permissions to capture network packets. More ...

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2 answers
18 votes
6k views
APFS - how do I enable transparent compression
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20 votes

The standard Mojave setup does have APFS compression implemented, but there's no user visible tools that allows you yourself to select files/folders for compression. It seems that the "ditto"...

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4 answers
5 votes
3k views
Why is my MacBook Air faster than my iMac?
20 votes

One main difference between the two computers is that your MacBook Air has an SSD - a solid state drive - for data storage, whereas the iMac has an ordinary hard drive. SSDs are typically an order of ...

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13 answers
599 votes
492k views
How to find cause of high kernel_task cpu usage?
20 votes

As it persists for a very long time, and it persists across restarts, it seems likely that your problem is caused by a hardware problem - namely lack of cooling. You do not describe which type of ...

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1 answers
6 votes
17k views
What means SecTaskLoadEntlitlements failed error=22
Accepted answer
20 votes

You need a bit of introduction to understand what SecTaskLoadEntitlements really is/does: An application (.app) in OS X is really a folder containing a number of files, including the actual program, ...

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2 answers
15 votes
3k views
What exactly are the files . and .. on mac?
19 votes

In practical terms, the folders named . and .. refer to the current folder and its parent folder respectively. For the root directory (referred to as /) the .. name simply refers to itself. The "....

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1 answers
18 votes
9k views
update_dyld_sim_shared_cache is taking up a lot of memory
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19 votes

This specific program is used to update a separate dynamic linking cache for the Simulator app that comes with Xcode. It runs to update the cache at times such as for example after updating Xcode and ...

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1 answers
12 votes
9k views
Apple Store Connect: Access to Certificates, Identifiers & Profiles grayed out
Accepted answer
19 votes

You need to assign the user the Developer role before you can give access to Developer Resources. You do that by checking the "Developer" checkbox in your screenshot. Note that if you have enrolled ...

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3 answers
40 votes
33k views
Stop dock moving between monitors while moving mouse to the bottom of screen
18 votes

You cannot "just" stop it - unfortunately. You have some options to keep it in the same place, but they have drawbacks: A) Keep the dock on the left or right side of the desktop. That way it will ...

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1 answers
14 votes
2k views
Finder can show milliseconds - is this new in macOS?
17 votes

This change happened with the introduction of the APFS file system. Traditionally on Mac OS X the computer's disk drives were formatted with the HFS+ file system. This file system stores time stamps ...

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1 answers
8 votes
4k views
Has my MacBook been hacked?
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17 votes

Yes, there's always a possibility that a laptop has been hacked. Are the observations you have cause for concern - not really. macOS contains a feature named "Power Nap" which allows the Mac to wake ...

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6 answers
26 votes
3k views
Are there credible technical bases for reports of “Apple deliberately slows down older devices when new software is released”?
16 votes

I just wanted to add a different angle to this: The clerk warned you that the iPhone 7 is becoming an older model (released in 2016), and that you should take that into account when choosing what to ...

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1 answers
10 votes
981 views
How to disable the "locate" command in Mac OS?
Accepted answer
16 votes

You can disable it like this: sudo launchctl unload -w /System/Library/LaunchDaemons/com.apple.locate.plist Keep in mind, this process only runs periodically to make the database that caches the ...

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3 answers
6 votes
17k views
How many writes do I have on my 250GB SSD hard drive on my Macbook Pro High Sierra
16 votes

You cannot in general track how many writes exactly have been performed on the drive. You would have had to keep track of that statistics yourself somehow. Similarly you cannot in general say how ...

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3 answers
11 votes
2k views
Future of iTunes and audio files in its library
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15 votes

It is not a rumor - it has been officially announced by Apple that iTunes is going away. It is going to be replaced by Apple Music, Apple TV and Apple Podcasts in the next release of macOS named ...

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