Apple's Unix-based operating system. Use for questions about the operating system or to provide OS context. For Mac hardware questions, use [mac]. Questions about using macOS on non-Apple hardware ("Hackintosh"), are off-topic.

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4 views

Wrap or proxy a system command to add a parameter

Can I use an alias or symlink, or otherwise wrap the OS X command fsck_hfs to always add a -c parameter (to allocate cache memory) when diskutil calls fsck_hfs?Since diskutil (and the GUI Disk ...
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0answers
9 views

Script after Docker daemon starts

My docker daemon starts on user login and I want to run a script once it is ready.I know about open -a Docker but the command returns while the Docker is starting.How can I make sure that docker ...
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1answer
61 views

does grep regex work differently on mac?

Just trying to figure out basic use of regexes with grep (or egrep) in mac terminal (BSD grep - 2.5.1-FreeBSD).File to examine (pow.txt) contains the lines :kiytytytytyandblob.mkvcommand ...
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0answers
14 views

Unable to change routing information for broadcast address on macOS

I'm running macOS High Sierra (10.13.4) and trying to make traffic destined for 255.255.255.255/32 subnet go through my VPN interface (utun1).The command I tried to use is:route change 255.255.255....
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2answers
49 views

Are MacOS usernames case sensitive or insensitive?

I have a simple question:Are MacOS usernames case sensitive or insensitive? I mean, can I have 2 users "test" and "Test" in MacOS?from a simple check that I have made I noticed its the same as in ...
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1answer
21 views

How to dump physical memory on OS X?

With root permissions, how do I dump the physical memory on a OSX machine? Looking for an equivalent to Linux's /dev/mem or /dev/kmem. I read about sleepimage, but not sure how to uncompress it (it's ...
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votes
1answer
39 views

Quartz Compositor and other window managers of macOS

I've never in my life touched macOS, but I'm writing a work about operating systems, so I need to say something about macOS too.Wikipedia says that Quartz Compositor is the window manager of macOS. ...
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2answers
44 views

VirtualBox licensing

I want to create a virtual Windows 10 machine, hosted on Mac OS. The virtual machine will be used only by me for software development. However, the MacBook is property of my employers and I will ...
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0answers
29 views

Do you know how use Grub4dos with windows for boot mac os x on iso and dmg or vhd? [on hold]

Do you know how use Grub4dos with windows for boot mac os x on iso and dmg or vhd?
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0answers
34 views

How to create a command line pipe? (xcode mac os x) [on hold]

How to create a command line pipe? (xcode mac os x) Hello I want tocreate a command line with xcode (mac os x) that had the quality ofbeing used in pipe after "|" .i know that by using ...
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0answers
33 views

How can I save a video I am streaming with VLC?

Is it possible to watch a video as it is downloading using VLC using MacOS? My connection is metered, so I'd like the video to be downloaded locally, but I wish not to wait for it to download ...
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2answers
40 views

What is the Intel CPU feature code for Quick Sync?

I have an Intel(R) Core(TM) i7-4980HQ CPU @ 2.80GHz, which I know supports Intel's Quick Sync.I'm running the following command in the macOS Terminal to get all the CPU features:sysctl -n machdep....
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1answer
27 views

Mac OS won't properly recognize both partitions on external drive

I have a big external drive that's already in use by my Windows computer. I also need to use it for a Time Machine backup of a Mac.So far I've partitioned it up with MiniTools Partition Wizard. ...
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0answers
21 views

OSX Change default program to brew installed binary

I'm very disappointed that Apple was still not capable to fix Preview app and my PDFs are all still blurry (comparison between Evince and Preview) on FullHD monitors. So I installed Evince from brew ...
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votes
1answer
35 views

Is it okay to have MAMP servers always turned on? [on hold]

I have MAMP installed on my personal device and I would start the app only when I was about to code something and then turn it off when I'm done. Now this gets kinda inconvenient, because a lot of the ...
1
vote
1answer
25 views

How to identify flipped (rotated 180°) pages in PDF file?

I have thousands of PDF files. Our kind hearted person who scanned them all into existence must have gone glazed over at some point, because some selection of pages were scanned upside down. I've ...
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0answers
14 views

Screen Sharing Icon Flashes on Menu Bar… Is there a technical reason for this?

The Screen Sharing icon is flashing in the menu bar on MacOS 10.13.4, iMac Pro. Restarting the machine doesn't seem to fix this behavior, and I'm curious to know whether or not this is a technical ...
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1answer
28 views

cat and grep with a huge file - Broken pipe

I am tryting to cat and grep a huge 40 GB file. After some output, my process get killed.Any idea what can be the issue? Using OSX[1] 37392 broken pipe cat output.txt |37393 killed ...
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0answers
22 views

Which is Best equipment for mass comm Student? [closed]

I am Pursuing BA journalism at Sharda University Which is the Best equipment for mass comm Student?
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0answers
127 views

Removing all but original system-default python on macOS

I am trying to clean up the various Python installations on my MacBook Pro (macOS 10.13.4) by removing everything except the original system python (2.7.2 for the current version of macOS). I have ...
0
votes
1answer
27 views

Disabling MacOS X auto-focus when moving mouse over to the top of fullscreen app

I have very recently started using a MacBook Pro, with Mac OS X High Sierra for work purposes. I have two external monitors, on each of which a fullscreen application is displayed. Whenever I move my ...
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0answers
45 views

Drag & Drop on macOS is difficult due to lack of focus feature

I am using High Sierra, but this issue may be on all versions.I sometimes want to do drag & drop, but I have at least some (maybe many) windows open. And that is a problem in macOS/OSX. Let's ...
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0answers
32 views

Can't ping VirtualBox (Debian) VM from (macOS) host when a static IP is set

I am using a pre-configured VirtualBox virtual machine as a base for other VMs, as per instructions from my college professor; I practise in our uni lab and everything works fine.Here are some ...
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2answers
42 views

Which ffmpeg package I should download for macOS?

I visited https://www.ffmpeg.org/download.html#build-mac to download ffmpeg & ffprobe for Mac OS X High Sierra 10.13. I found the following packages:Static builds for OS X Intel 64-bitBuilds 32-...
2
votes
1answer
24 views

chsh: Operation was denied because the current credentials do not have the appropriate privileges

I am unable to change my default shell in osx high sierra.sudo chsh -s /bin/zsh username chsh: Operation was denied because the current credentials do not have the appropriate privileges. ...
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0answers
22 views

How to consolidate partitions while retaining data on Mac OS?

So I have what seems like a somewhat basic question, but it seems the answer might not be so simple. I have done many googling prior to posting here and i am just not getting what i want. Here's my ...
1
vote
1answer
12 views

Mac's Slack window is on every space on High Sierra

I am using Slack on a Macbook Pro with an external monitor. For some reason, the slack window is on every space on a certain screen. i.e. if I have a slack window open in the center of the screen, ...
1
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2answers
27 views

Can a remote location on a server be the default download directory?

Motivated from this question, I have a question in general :Can a remote location on a server be the default download directory ?If that's possible how one should proceed in order to achieve that ?...
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votes
1answer
20 views

Outlook for Mac 2016 - Keyboard shortcut for email autocomplete (Windows CTRL + K equivalent)

What is the CTRL + K equivalent for Outlook for Mac? Or what could be the possible workaround if the feature doesn't exist?
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1answer
10 views

MacOS automatically saves changes when closing TextEdit

If I don't intentionally save a document in TextEdit, I expect it to be left as is. That is, I expect a changed document to prompt "Do you want to save?" so that I can choose Delete. This means you ...
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0answers
13 views

Configure Debian Sparc64 on Qemu to get apt commands via SSH on guest

From this link, I have been able to do ssh from a Debian Sparc64 guest Qemu on a MacOS High Sierra host.Now, I try to configure guest and host in order to use "apt-get install" on the Debian Sparc64 ...
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0answers
30 views

Mac OS keeps trying to connect to deleted network storage

A while back I had a shared network storage/drive connecting to my MacOS using SMB protocol. To make my life easier, I tried to automate the mounting process every time I logged into my system. I'm ...
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0answers
30 views

PDF image text missing

I can view the following PDF without problems in a web browser (tried more than once).https://s3.amazonaws.com/video.udacity-data.com/topher/2017/December/5a24786e_dsfnd-handbook/dsfnd-handbook.pdf...
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0answers
29 views

Virtual Box Windows 10 Host and Mac OS X 10.11 guest [closed]

I couldn't share files from Host to Guest using smb://a.b.c.d but i want to share file from host to guest Is there any other way for it?
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1answer
37 views

iCloud Drive on MacOS - files without extensions don't open

Trying to help my father-in-law with a weird one: all of a sudden a large percentage (maybe 20%) of his iCloud Drive docs on his very new MacBook Pro will not open. I've looked at it and the ...
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0answers
18 views

mv Operation not permitted

https://i.stack.imgur.com/AaR84.jpgSo I'm trying to move the ATI extensions because I'm having a GPU issue so both of my drives won't boot, including recovery. I've tried everything from a to z (...
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0answers
19 views

Mac to IOS tethering via USB stopped working

i've been using the usb tether for years but it stopped working this week and i can't find any issues/errors. i can still tether via wifi hotspot but when i plug it into usb, it does not do anything. ...
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1answer
22 views

/etc/hosts can't be a symbolic link?

I need to write a small script that allows me to switch between development environments by changing the /etc/hosts file.I would like to use a symbolic link instead of replacing the whole /etc/hosts ...
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0answers
26 views

Mac Mail Rule does not work

I've created an On My Mac mailbox.Then I created an if-any rule: From is equal to [some@email.address], which performs Move Message to my newly created mailbox.When done creating the rule, I ...
0
votes
1answer
77 views

pf firewall blocks raspbian apt-get update

I am connecting my raspberry pi 3(raspbian stretch) to my Macpro(10.13.2; High Sierra) to 802.3 ethernet port which is a part of bridged adapter (bridge100) using Internet Share feature. Internet ...
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votes
1answer
22 views

In Console.app, how can I reveal to what <private> tags are actually referring?

In the last several versions of MacOS, Console.app has become increasingly more censored, to the point of near uselessness.Filenames and URLs have been replaced by <private>tags, making it ...
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0answers
9 views

source bash command redirection between aws linux and macos

I want to redirect the output of a subshell into source. So for example:say.shecho "hello"source_test.sh#!/usr/bin/env bashsource <(cat http://superuser.com/say.sh)When I run http://superuser.com/source_test.sh, this prints ...
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0answers
12 views

I get Errno 1 Operation not permitted when changing xattr

I tried to remove two files from the system and then put them back. However since I put them back my Superdrive is not working. Files areIOCDStorageFamily.kext and IODVDStorageFamily.kextMy ...
0
votes
1answer
45 views

Is it a bug or a feature that copy and paste in the browser or OSX has double spaces?

When I copy or paste in the browser often there are double spaces between words. It seems like it happened sometime over the last 12 months. Has anyone seen this or know why this is happening? ...
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0answers
25 views

Increasing ulimit open files and max procedures

I'm working on a test machine and I want to increase ulimit's max open files and max procedures in macOS Sierra.I run sudo ulimit -n 100000 120000 and sudo ulimit -u 10000 12000. no error shows. But ...
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0answers
16 views

Pinging between host and Android emulator using bridge/TAP, but no access to server on host

I am attempting to test an Android app in an emulator against a web server on the host machine. Running on a Mac (El Capitan), I have a previously-configured virtual bridge with the internet-connected ...
0
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1answer
27 views

Keyboard shortcut to switch selection from CANCEL to CONTINUE

I know the keyboard shortcut to select between Dont Save, Cancel, and Save ie.Save -> enter Cancel -> ⌘ + . Dont Save -> ⌘ + deleteI also know we can switch between ...
0
votes
1answer
29 views

How can I reserve an specified amount of space for root on macOS?

How can I reserve an specified amount of space for root on macOS?I want to stop user applications and myself from unknowingly making the disk full, and always have some free space available.
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0answers
31 views

How to build webkitgtk 2.20.0 on Mac 10.13.4

I am trying to build webkitgtk on my Mac OSX 10.13.4. according to the official guide.However, when running the following command$ cmake -DPORT=GTK -DCMAKE_BUILD_TYPE=RelWithDebInfo -GNinjaI get ...
2
votes
1answer
41 views

Excel increase letter only every thrird row

I want to get a lot of data from Sheet1 to Sheet2 but when I pull a command to the right it should only increase the "C" to a "D" every third row.Because I have 3 commands to pull to the right and ...

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