UNIX is both the underlying code and architecture that makes up Mac OS X / iOS as well as a way of interacting with a Mac using the terminal app, X11 app, and various shells like `bash` or `zsh`. Whether you're logging into a mac using `ssh`, using `mdfind` or `tmutil` or using other open source ...

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19 views

Can I create a bootable VM from a Mac sparsebundle using symbolic links?

I'm trying to find a method for booting the sparsebundle image of my Mac inside VM software (VMWare, VirtualBox, doesn't matter), either by booting the sparesbundle itself or converting it to a ...
1
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4answers
61 views

In Terminal, how can you determine which shell is actually running?

Using Terminal on OS X 10.11.4, initializing Terminal opens a new window running bash (by default). As I understand it, inputting echo $SHELL should output the shell that said command is submitted to. ...
1
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1answer
37 views

How to use unix find and exclude paths?

I need to exclude Time Machine path /Volumes/somedrive/Backups.backupdb from the results of find. I currently use the following code, but it generates massive logs as it finds and includes all files ...
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0answers
11 views

How to Read External HDD (Ubuntu) on OS X?

I do not want overwrite my OSX HDD, like the email-discussion will ubuntu 16.04 support single boot on mac air? but use instead external HDD for Ubuntu Linux on mac air. I use USB3.0 to Sata cable ...
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1answer
488 views

Install rEFInd on another partition

I recently tried to install rEFInd onto my Mac but it could not boot into the Ubuntu disk. To uninstall It I formatted my drive and reinstalled OS X along with my backup. To avoid this issue again I ...
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2answers
1k views

How to select text with touchpad without pressing the “hard” key?

Now on OS X, when I want to select some text, I have to press the "hard" key on touchpad with thumb and drag through the text with another finger on touchpad. With linux on the same macbook pro, I ...
6
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2answers
3k views

Replacing OSX with Windows/Linux on aging mac

I have an old 2008 13" Macbook4,1 model (not pro) running Snow Leopard with 4GB of RAM and 160GB of HDD. It is adequate for my needs at the moment but the OS is no longer being supported by Apple (NTP ...
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0answers
21 views

Does rsync have issues with Unicode Characters in filenames?

I run rsync via a crontab every night to make an offsite backup of a directory's state, fairly trivial stuff really. While going through the logs, I noticed that in particular there were a set of ...
19
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6answers
106k views

Copying ISO file to USB drive in OS X?

I have tried to copy an ISO file to a USB drive. I am unable to do it with Disk Utility. How can I copy the ISO file to a USB drive? But I get the below. I have enough space in the 16GB USB drive ...
2
votes
5answers
10k views

How to erase and reformat SD card to ext3 on my macbook to prepare it for my raspberry pi

I'm trying to reformat my 32G SD card to prepare it for my raspberry pi. My GUI program on my mac does not allow me to format it to ext3 which is what i'm told to reformat it to for my raspberry pi. ...
152
votes
3answers
83k views

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". ...
2
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0answers
23 views

Open applications in the background in OS X, I don't want my focus taken from me. Respect my Focus!

I'm running El Capitan 10.11.4 on a 2014 Mac Mini. I'm often running 10-14 apps at one time as I work writing reports, word/excel/Adobe/Safari/iTunes/calendar/etc... Frequently I want to open ...
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2answers
62 views

Creating a bootable Linux distro compatible with Mac OS X [duplicate]

I have downloaded the appropriate Linux distro (in this case Fedora Xfce Live) and I have partitioned the USB with Disk Utility and attempted copying both the Fedora iso, and a Fedora iso converted to ...
31
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2answers
24k views

Unix “ln -s” command not permitted in OSX El Capitan Beta3

I was installing nodejs for Symphony and I don't know why happend this but i need to solve it. Anyone knows why? MacBook-Pro-de-XXX:~ XXX$ sudo ln -s /usr/local/bin/node /usr/bin/node ...
2
votes
2answers
2k views

Macfusion: Can't mount SSHFS directory, “Authentication has failed.”

I have a problem with Macfusion. After following the instructions here: http://www.kevinfodness.com/using-macfusion-for-sftp-connections-on-osx, I set up an SSHFS connection in Macfusion, and after ...
2
votes
1answer
2k views

How to create a Mac bootable gparted or Parted Magic thumb drive?

Is it possible to create a Mac-bootable thumb drive containing gparted or Parted Magic without installing a full Linux distribution? I tried several methods like unetbootin (some blogs suggest this ...
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2answers
2k views

How can I reformat an HDD to HFS+ in Ubuntu (without using a Mac)?

I have attached an HFS+ hard drive with Mac OS X installed to an Ubuntu machine because while booting the Mac shows a blinking folder with a question mark. I searched Google and the results say that ...
2
votes
1answer
405 views

To install unbuffer in OSX

There is the terminal command unbuffer in Linux Redhat, for instance. I did not find it in homebrew. How can you install unbuffer in OSX Yosemite 10.10.3?
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7answers
30k views

How can I transfer large files from Linux to iPad over a cable or wifi?

I am looking for a way to transfer large files to the iPad without using iTunes or pushing to and pulling from a remote server. I run an Ubuntu laptop as my only OS at the moment and want to be able ...
2
votes
2answers
82 views

What is the most OSX or Darwin-like command-line experience available (without buying an expensive Mac or hauling my production machines home)?

I want to emulate the command-line experience from OSX with a small netbook and practice my skills with the comfort of this small machine. Surely Apple offers actual Darwin Links for developers or ...
21
votes
4answers
22k views

File can't be moved by root on OS X

I tried to move a few files to a subfolder on OS X. One refused to move. It said Operation not permitted. I tried again as root: $ sudo mv file subfolder/ mv: rename file to subfolder/file: Operation ...
1
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2answers
104 views

How do I install gnu sc on my mac?

I want to install the command line spreadsheet sc. I would prefer to do with homebrew. I need both psc and sc commands. Is there a homebrew package? If not other methods would be good.
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0answers
46 views

Burning an iso image to DVD on a mac aways results in something unreadable

I have tried burning the iso file 64-bit Mac (AMD64) desktop image (from http://cdimage.ubuntu.com/releases/14.04.4/release/) by running $ hdiutil burn ubuntu-13.10-desktop-amd64+mac.iso It tells ...
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0answers
38 views

Boot Ubuntu from USB stick on 2011 Macbook Pro

I have followed these instructions exactly, up until the point where I need to restart my computer and press the alt/options key right after the chime. I have tried doing that, but no menu has popped ...
1
vote
1answer
34 views

cupsfilter: Unable to determine MIME type of ““??”.**

I'm trying to convert html files to pdf files using the following command line for file in *.html; do /usr/sbin/cupsfilter “$file” > $file.pdf; done But I got the message as below and empty pdf ...
1
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3answers
137 views

Which Linux Distro installs on a MacBook (13-inch Early 2008) [closed]

I have a MacBook (13-inch Early 2008) and need to stick with it for some more time, but Apple doesn't give support anymore to it, so I'd like to install an operating system to keep it alive and ...
-1
votes
1answer
111 views

How to install OS X on KVM?

I need to run an OS X to run Xcode to submit my project written in Cordova. I am using an Linux laptop and I think the best choice is to use KVM to run a virtual machine of OS X, since KVM has the ...
13
votes
2answers
12k views

What is standard for os x filesystem? e.g. /opt/ vs. /usr/

What does and should go into /opt/ and what should/does go into /usr/? My understanding is that /usr/ used to be for user home directories, but since that exists in /Users/ - what is the purpose now? ...
0
votes
2answers
3k views

Unable to mount Ubuntu 12.10 install .iso or .img

I'm following the instructions to create a bootable Ubuntu 12.10 USB stick on OS X found here. I can do step 3 and hdiutil appears to work fine, but when I go to mount the resulting ubuntu.img file I ...
0
votes
1answer
31 views

opening two remote screen sharing on the same client

I have a macbook and I connect to my linux accounts with screen sharing. I would like to connect to two different linux accounts from the same client (my macbook) at the same time, using two different ...
1
vote
1answer
111 views

Boot problem on dual-boot MacBook Pro

Can anyone help me restore the original boot 'order' on my Mac, using command-line? I wanted to install Ubuntu on my Macbook Pro Retina (early 2013), so I could run some specific software I needed ...
6
votes
5answers
36k views

How do I delete a BootCamp partition using Terminal's diskutil?

For some reason, the BootCamp Assistant app won't let me delete my BootCamp partition. How can I do so using Terminal and the diskutil terminal app?
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0answers
30 views

Troubleshooting converting Ubuntu.iso to ubuntu.img with hdiutil in Terminal

When I try this command: hdiutil convert /Users/Example/Example/ubuntu.iso -format UDRW -o /Users/Example/Example/ubuntu.img The terminal says that the image is not recognize, what am I missing?
1
vote
1answer
38 views

Remove characters preceding the second underscore in file names

I have a bunch of files and I would like to remove all characters preceding the second underscore in the file names. An example is shown below. How do I do this using bash commands? [From] ...
1
vote
0answers
589 views

custom ringtone on iphone5s using linux?

I have an iPhone 5s. I want to have my own custom ringtone on my iPhone. But is there any way to do this without the (really time consuming) way of starting up computer, start iTunes, connect iPhone ...
0
votes
0answers
157 views

ssh: connect to host 192.168.10.9 port 22: Connection refused

I am using a MacBook Pro (10.11.2). I'm connecting to an ODROID (an ARM-based single-board computers) with Ubuntu 14.04 installed via ssh. Also I used ssh-copy-id on the Mac side to enable ssh'ing to ...
0
votes
0answers
55 views

How to Boot Linux from usb stick on Macbook Pro early 2011 15'' (8,2)?

Macbook Pro early 2011 15'' (8,2) is known for its discreet AMD GPU failure. System with failing discreet GPU can be used with integrated GPU. Recently, using reverse engineering methods some ...
1
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0answers
17 views

Mass Change Security to Mac App only option

looking to see if others have created a successful way in using ARD to deploy a script to change the security settings from Mac App & Identified developers to Mac App store only. OSX - 10.9.5 ...
0
votes
1answer
22 views

Executing executable file by means of script file

For executing file in linux terminal we run something like this: ./sflm -start Now, if i want this procedure is done by executing a script file what should i do ? I want to for example run this ...
1
vote
3answers
8k views

Best way to get Linux on a Macbook Air

I have aquired a macbook air from work after a collegue left. I have tried, but I can't deal with the locked down nature and lack of customization available in OSX, so I want to get Linux on as soon ...
4
votes
4answers
11k views

How to find all files that are larger than 1GB on the Mac HD?

It seems that either one of these commands can be used: sudo find / -size +1G sudo find / -type f -size +1G But when it gets to /Volumes, it actually look at all the back up files by Time Machine ...
72
votes
4answers
47k views

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?
0
votes
1answer
108 views

Why/how does the iOS 1970 bug work? [duplicate]

There's been a lot of discussion lately about the 1970 iOS bug. How/why does it happen? Is it due to the UNIX epoch at 00:00:00 1/1/1970, so anything negative causes a crash which Apple never ...
0
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2answers
57 views

How can I install Mac OS on my MacBook running Linux Mint?

I am new here and I hope that this is the right place to find an answer. My questin is: How can I install a new copy of OS X on my Mac, using Linux? I recently bought a Macbook Pro from a friend. I ...
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votes
0answers
29 views

How to display full interface name with netstat on a Mac?

I'm trying to get a sense of my routing on my Mac and using netstat for this. I also have several Virtualbox network interfaces which happen to have longer interface names vboxnet0 - vboxnet9. ...
9
votes
5answers
36k views

How do I make my 1.5 GHz PowerBook G4 boot from a USB stick?

I actually want to boot Linux but since that is not working I'm thinking some one might know on the Apple end. If there's a way to boot Mac from a USB stick, then booting another operating system ...
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1answer
133 views
1
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2answers
862 views

Cause of Unix Epoch time integer underflow? [closed]

By setting the time on 64-bit iDevices to January 1, 1970 (Unix Epoch time 0) and rebooting it, the iDevice becomes bricked because of an integer underflow. My question is about which operation ...
1
vote
0answers
664 views

How do I make my meta keys work in Synergy?

I would like to make my keyboard work as expected when using Synergy. When I press Cmd + Alt + L I would like to see the pipe character. My setup: Server - MacBook Pro - French layout (Mac) Client ...
0
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0answers
39 views

Is possible to create bootable encrypted partitions of Win10 + Debian + DATA on external SSD?

I'm dealing with pretty tricky problem. I want to have external disk completely separated from OS X running on internal SSD. On external SSD should be three partitions: Windows 10 - is possible to ...