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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21k views

a bad Shutdown resulting in a flashing folder with question mark

I was rebooting my MBP when i turned off abruptly, now when i turn on my Mac again i just see a Flasing folder icon with a question mark instead the Apple Logo. i have MacBook Pro 15" Late 2012 (Non ...
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223 views

Compatibility issues when running Linux on Mac Pro (late 2013)

Are there any unresolved compatibility issues (like SSD, Thunderbolt 2, Gigabit ethernet, etc...) when running Linux natively on the Mac Pro cylinder (late 2013)? Here Ubuntu has a community guide on ...
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0answers
120 views

Having trouble mounting a 12TB Raid on Ubuntu Server

I am running a Ubuntu server on my off of my 2008 MacPro, it runs great and works really well except I am not able to run any raid setups directly on it. I have a large library that needs to be ...
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2answers
152 views

Mac Pro with fresh install of Ubuntu Server 14 will not boot

I installed Ubuntu Server 14 on my Mac Pro and now after a successful installation, when I tried to reboot it, the computer chimes like a Mac always does, but does not load any further. Normally I ...
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0answers
203 views

Wireless keyboard on rEFInd menu

I'm using rEFInd on an iMac with OS X and Ubuntu 14.04. The Apple wireless keyboard doesn't work and so I can not navigate on the rEFInd menu. I'd discovered that others have the same problem. But ...
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1answer
48 views

Did I really Install GIT 2.0.1?

I'm following instructions from http://coolestguidesontheplanet.com/install-update-latest-version-git-mac-osx-10-9-mavericks/ But when I type in "git --version", I'm seeing: git version 1.8.4 ...
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1answer
606 views

how can i reformat the hdd in HFS+ using Ubuntu without using mac

I have input a HFS+ hard drive which is mac osx into ubuntu because while booting up mac there a error of blinking folder with a question mark so i searched in google and the information say that the ...
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1answer
4k views

Create a partition on SD card for ext4 filesystem

I've got an SD card and want to create a partition on it for the ext4 fs. The partition must start after 1MB. This 1MB will be used for a bootloader (u-boot). I'm doing this on OS X Yosemite. Here's ...
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0answers
77 views

Do I need to upgrade only the RAM for making Ubuntu's virtual machine quick and smooth as OS X at the same time?

I own a Mac mini Mid 2011. My Mac mini's details: 8GB RAM DDR3 1333 Intel Core i5 2,3 GHz Intel HD Graphics 3000 512 MB I have Ubuntu 14.10 and OS X 10.10 partitions with modified rEFInd, but it's ...
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2answers
316 views

Cannot read external hard drive after installing Linux?

Please help. I wanted to install linux so I follow this guide: http://www.ubuntu.com/download/desktop/create-a-usb-stick-on-mac-osx I used my external hard drive to do this but then after I finished ...
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1answer
2k views

Make and create Live USB Linux for Mac? How?

I'm wanting to create a live usb linux so I can easily access it everytime when I need it without taking up any space. But with other sources, they say to rEFInd and I did so, however when restarting ...
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2answers
519 views

Installing Linux on a MacBook Pro and waranty

On a 2014 MacBook Pro Retina, does dual-booting the pre-installed OS X with Linux (say Ubuntu/Debian/Fedora/etc) void the hardware warranty? Does installing Linux and removing OS X void the hardware ...
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2answers
1k views

Not able to boot into Ubuntu after Yosemite Upgrade

I am running dual boot on my iMac. I upgraded my OS to OS X Yosemite yesterday,and now I can't boot into Ubuntu. How can I fix my issue?
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1answer
3k views

Can Find My Mac still persist after erasing the hard drive?

I have recently acquired a MacBook Air 2011 off of ebay. In order to avoid second-hand Mac issues relating to iCloud remote shut downs, I have performed the following actions: Secure erase (using ...
2
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2answers
178 views

Auto-Update Script

I'm trying to get the Macs at my workplace all updating at a specific time. To do so, I'm running a bash script from a spare Macbook running OS X Server. I have one minor and one big issue with my ...
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1answer
2k views

What is the wheel user group for?

The output of groups after sudo bash lists the following groups: wheel daemon kmem sys tty operator procview procmod everyone staff certusers localaccounts admin com.apple.sharepoint.group.2 ...
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1answer
45 views

difference between tty[p,r,s][N] and pts

$ ps -ef | grep tty | grep root | grep "-sh" root 25185 25184 0 Oct 14 ttyp4 0:00 -sh root 22998 22997 0 Oct 14 ttyp2 0:00 -sh root 25379 25378 0 Oct 13 ttyp0 0:00 -sh root 1709 ...
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0answers
40 views

Early-2006 iMac as HTPC/PVR

I’m using my MBA for productive stuff, so I got an early-2006 Core Duo iMac standing around, upgraded to 1.5 GB RAM. It came with 10.4 Tiger and now runs 10.6 Snow Leopard. Since its 50cm screen is ...
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1answer
316 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 ...
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1answer
135 views

Unable to boot into ElementaryOS on MacBook after PRAM reset

I installed ElementaryOS on a separate partition of my HDD. Not sure what happened but the audio in OSX stopped working after the installation. After trying everything else, I found resetting the ...
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0answers
49 views

Install linux to an encrypted FV2 disk

I got a macbook pro 9,2 (non-retina 13'') with mavericks. The HDD is 1TB and I have activated full disk encryption with FileVault2. I want to split this HDD to two partitions, one 800GB that ...
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2answers
104 views

To prevent Finder from showing .noindex files

I can restrict Finder searching files by adding .noindex -extension, this thread. However, I want hide those files in Finder search. How can you prevent Finder from showing .noindex -files?
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2answers
738 views

Rsync with Linux server: special character problem

I have a problem with using rsync for backuping files on my remote linux machine to my Mac. The first time all is well, but apparently there is a problem with special characters between the mac and ...
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0answers
92 views

How to automount UDF partition with strange partition ID

I have two partitions on my usb hdd: #: id cyl hd sec - cyl hd sec [ start - size] ------------------------------------------------------------------------ 1: AF 1023 254 63 - 1023 ...
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0answers
116 views

mount a mac-DVD on Ubuntu in order to share it to Mac

I have a Macbook pro retina 15" and obviously it doesn't have a DVD ROM, so I would like to share my ubuntu DVD drive on the other laptop to see my Mac-DVD softwares. The problem is the difference ...
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0answers
33 views

Simulating an event to wake my Mac

Events like EC.cause/GIGE/LIDO/OHC/PWRB/RTC/USB# can wake up a Mac. Is there a way to programatically simulate either of these ? WOL is out of the question as my machine doesn't support WOL on WiFi. ...
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1answer
372 views

Reinstalling MacOS X Snow Leopard on a Mac over a crashed linux Ubuntu

I have been a given an iMac 24" with a crashed Ubuntu installed on it. I have an install CD of Snow Leopard (not a machine dedicated one). I use a PC keyboard. How can I install SL onto that machine ...
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3answers
189 views

Mavericks - I need to be notified when a wifi network becomes available

My university's wifi connection goes up at random times. It's faster, so I would want to be notified when it becomes available so that I can surf faster and I don't have to pay for mobile data that I ...
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1answer
200 views

How to boot linux from an external hard drive?

I am looking into booting the latest Ubuntu distro (14.04) from an external hard drive using my Macbook Air mid 2012 running Mavericks. I've looked around and couldn't find a link to any step-by-step ...
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1answer
3k views

How to download and install Darwin 13 OS in PC?

I've conducted a research on UNIX operating systems and found out that an experimental OS (Darwin) is used for development of the OSX; just like Fedora on Red Hat Enterprise Linux. Darwin OS has a ...
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0answers
188 views

How to make a bootable (encrypted) copy in an external drive from a FileVault 2 encrypted boot partition

I configured my MacbookPro (Retina) as follows: /dev/disk0 (GUID partition scheme) EFI 200 MiB Apple CoreStorage 128 GiB <- FileVault 2 encrypted Apple Boot 650 MiB <- ...
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1answer
248 views

Changing OS X's Apache settings to replicate Ubuntu's Apache environment

I've been using an Ubuntu distro for a few years now and I greatly prefer the default Apache2 settings on Ubuntu compared to OS X. This post aims to provide instructions on how to convert the few ...
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2answers
5k views

Using Linux computer as time capsule - possible but any experiences?

have a Linux computer running as a server on which I also installed a time capsule (see for Vortexbox (my setup) but also for Ubuntu). Before using this as my main backup, has anybody any experiences ...
1
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1answer
200 views

How to get a fall-through behavior in case statements in bash v3?

I just tested the following syntax on Linux: case "$OSTYPE" in linux-gnu*) ;;& linux*) echo $OSTYPE; ;; esac case "$OSTYPE" in linux-gnu*) ;& linux*) echo $OSTYPE; ;; esac which works ...
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1answer
98 views

Completely restore root and home folder after many problems with Macports and Homebrew

I had a long day battling with installing a LAMP environment with Macports. I installed several things, had many problems, tried uninstalling them (not sure if I did), and on and on. Then, I tried ...
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1answer
1k views

Understanding firmware.scap

So, I recently acquired an old MacbookPro (v.5,4 mid 2009). I decided to create an Arch linux partition, and thus began my adventure... While installing rEFInd (the maintained fork of rEFIt), I ended ...
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2answers
4k views

WD MyBook appears as read-only

My WD MyBook Essential with USB 2.0 appears with read-only permissions. I set the drive up on my old Vista machine, and when Vista began crashing, I switched to Ubuntu. I still have the Ubuntu ...
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1answer
15k views

How do I mount Ext4 using OS X Fuse

I installed OS X Fuse on OS X 10.9.4 as outlined in http://osxdaily.com/2014/03/20/mount-ext-linux-file-system-mac/ Unfortunately it does not mount any of my Linux filesystems (on external HD or SD ...
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1answer
205 views

Can't see install disc for Linux Mint in VirtualBox

Trying to install Mint 17 Cinnamon via VirtualBox on my MBP OSX10.9.4, with 3 different discs (various makes) made on several machines (Win and Linux). I was able to deploy vm with CentOS 6.4 with a ...
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1answer
85 views

How can I inspect the environment variables of a running process?

Is there some equivalent (CLI or GUI) to Linux's /proc/$PID/environ feature?
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2answers
2k views

Dual boot Kali with Mac

I want to dual my Macbook with Mavericks 10.9.4 and Kali 1.0.8. I have downloaded the Kali .iso and "burnt" it to a USB stick using the dd command from in Terminal. I have partitioned my hard drive ...
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1answer
45 views

What does the @ sign and the number next to it mean in ls -l display?

I got the following output when I apply ls -l command in my Mac OS X Mavericks for an image file: I understand what does -rw-r--r-- mean. But what does the @ sign and the number next to it mean? Is ...
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1answer
541 views

Reliable instruction on installing Ubuntu on Macbook Pro

There are some walk-through kind of instruction on installing Ubuntu on Macbook Pro (as dual boot OS along with Mac OS X), such as Lifehacker's post. But they are either too old that I worry if the ...
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2answers
32 views

Where is the documentation on /tmp?

I've read that /tmp will automatically have files deleted that are older than 7 days or upon restart, but I can't seem to find where this is documented. Can anyone point me to a man or web page from ...
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1answer
25 views

Battery Issue - Low level issue

I have installed Xubunto instead of Machintosh on my MacBook Pro machine, when i close the screen the apple lamp on the back of my laptop doesn't goes off, and the laptop runs out of power. how can i ...
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1answer
576 views

How to uninstall wget

I recently installed wget on my Mac using the instructions listed here: http://osxdaily.com/2012/05/22/install-wget-mac-os-x/ and lorcan's instructions here: How do I get "wget" for Snow ...
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1answer
127 views

Partition Format on Mac

Mac newbie here. I need to have a case sensitive file system. I am planning to create a separate data partition for that. 100GB (Mac/home directory) + 151GB (data partition). I have a habit of making ...
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2answers
2k views

Photo thumbnails remain in camera roll after moving photos to computer

I'm exporting my photos to my computer by connecting my iPhone 5S (iOS 7.1.1) to my Ubuntu 14.04 setup and cutting the photos from the DCIM folder and pasting them on my computer. The photos go ...
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0answers
49 views

How does one reverse engineer how the Finder performs an operation?

I'm trying to figure out how OS X implements it's secure empty trash operations and it seems like I should be able to get more finely grained information than what the process monitor tells me. The ...
2
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2answers
442 views

Will superdrive work on Macbook Air with Ubuntu?

I have a Macbook Air on which I am considering installing Ubuntu 14. I bought the Mac mainly because of the great hardware. I got a live copy of Ubuntu working from a USB stick and I am now just ...