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1500 questions
32
votes
2 answers

Is there a native QR Code reader on iPhone?

I was given an iPhone for Christmas and want to know how I can scan QR codes? My Google searches all point to articles or reviews about apps you can install, but some of these don’t even exist anymore. Some of my Google searches took me here where’s…
32
votes
3 answers

Two entries for Google Chrome in Notifications preferences

In System Preferences > Notifications, there are two entries for Google Chrome, and they have different settings. I can obviously change them both to what I want, but why is this happening and how can I get rid of the extra one?
Barmar
  • 1,557
32
votes
5 answers

Machine Learning on external GPU with CUDA and late MBP 2016?

I would like to know what the external GPU (eGPU) options are for macOS in 2017 with the late 2016 MacBook Pro. I did my research, however on the internet I find a lot of confusing information. Some say it can work, but it requires Windows…
Joop
  • 423
32
votes
4 answers

MacBook Pro 2016: Keyboard key stuck – how to remove key?

Regularly different keys on my new MacBook Pro (2016) are stuck. I assume little pieces of dirt or small crumbs interfere with the mechanics. With older Mac keyboards, I occasionally removed individual keys for cleaning. As the keyboard of the…
lejonet
  • 1,530
32
votes
4 answers

"The document could not be saved" - Preview error

I have the issue on macOS Sierra(10.12.1) and still have it on High Sierra(10.13.3). I get this error message(not all the time) a lot after editing an image, and trying to save it. I can't quit Preview either, so the only way to close Preview for me…
airsquared
  • 5,107
32
votes
4 answers

Optimize macbook pro for internal SSD+HDD drives

I upgraded my MacBook Pro by replacing the SuperDrive with an SSD. I'm now using the SSD as the boot volume and have all my applications. My home folder is on the HDD. My question is how to best optimize my setup for speed/performance/lifetime. A…
32
votes
7 answers

Change display arrangement in OS X/macOS programmatically

I periodically have to move my display around (physically1) and this requires also rearranging my display arrangement in System Preferences. Manually doing this all the time is a pain in the neck. Is there any way to do it programmatically? 1 I…
iconoclast
  • 9,739
32
votes
1 answer

Can't cd into alias

I have two aliases in my home directory: devbootcamp and bookshelf. I can cd into devbootcamp but not bookshelf but I'm not sure why. I don't remember how I made the alias to devbootcamp but I followed this tutorial to create the bookshelf alias.…
mbigras
  • 1,200
32
votes
2 answers

unknown option: mode-mouse with iterm, tmux

I've reset my computer and now tmux is complaining about my .tmux.conf having these directives: setw -g mode-mouse on set -g mouse-select-pane on set -g mouse-resize-pane on set -g mouse-select-window off set -g default-terminal…
32
votes
9 answers

Outlook 2016 - show sent messages in conversation list on the left

I use the conversation view so I can keep track of threads, but it's confusing not seeing my own replies in the list. Is there a way to get it to show my replies by default? I can see my replies if I click a thread and then click the Conversation…
32
votes
1 answer

How do I tell if a device is doing USB 3.0 and not downgraded to USB 2.0 for some reason?

For example, if I plug a USB 3.0 device and find that the I/O performance is rather slow, how do I check whether it's because the device is actually doing USB 2.0 (even though I'm using a USB 3.0 cable, connected to a USB 3.0 port on my MacBook…
Kal
  • 661
32
votes
12 answers

How do you pronounce the clover-like key (⌘)?

How do you pronounce the clover-like key ⌘ ?
Rabarberski
  • 1,124
32
votes
4 answers

Mounting shares with Login Items at login, Finder windows popup

I have some shares that are mounted during login. I used Users & Groups' "Login Items" panel to do this. When I login, all of the shares pop up in their own Finder windows. How can I keep the Finder windows from popping up at login? I've already…
Louis Waweru
  • 2,556
32
votes
8 answers

Repurposing "menu" button on Windows keyboards used in OS X

Windows keyboards map pretty intuitively to OS X, leaving only the "context menu" button a little purposeless. I would like the menu key to behave as another Command key. How does one define what the "context menu" key on Windows keyboards does in…
32
votes
4 answers

How can I set the display settings using command line

I would like to configure the 'Scaled' property of my Macbook Pro display using the command line. How could I do that?
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