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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6
votes
4answers
21k views

How to automatically mount NFS shares on OS X

I have a NFS server set up on my local LAN running on Arch Linux that I can connect to using OS X Mavericks by issuing the following command in the terminal: mount -t nfs -o resvport ...
4
votes
2answers
122 views

Why is Terminal.app corrupting my tcsh history?

I've had an ongoing problem that appears to be specific to OS X and Terminal.app: periodically, I get garbage in my tcsh history that looks like this: ^[[1m^[[4mcomputername:~/Code/emacs-source ( ...
1
vote
2answers
7k 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 ...
1
vote
2answers
415 views

Mac USB Linux boot disk

I have a 13" MacBook Pro early 2011 model. It will not boot from any Linux USB boot disks I have created. I know these disks are working on later models as I have tried with 2012 Retina 15" booting ...
0
votes
0answers
133 views

Latex xdvi Error

I am new to Unix and am trying to use LaTeX. I am having a problem with xdvi. Every time I try to use it I get the error message: Error: Can't open display: I have a mac and I have Xcode installed. ...
8
votes
1answer
8k 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? ...
1
vote
1answer
378 views

Map Parallels shared folder to drive letter

I'm running Parallels 9 for Mac (OS X 10.9) and I have CentOS Linux (6.4) installed. I want to map a shared folder from my Mac to a drive letter in CentOS. How do I do this?
0
votes
2answers
2k views

Flash higher CPU usage under OS X than Ubuntu?

I recently installed Ubuntu 13.10 on a 2011 late Macbook pro. With the same version chrome and pepper flash plugin and flashblock extension to block irrevalent flash. When I watch some flash video ...
0
votes
1answer
328 views

ARD and dockutil?

This is probably a pretty noobish question, but here goes... I've recently discovered Kyle Crawford's dockutil, but I can't make it work with Apple Remote Desktop. Or rather: I can't make it work ...
4
votes
1answer
10k views

How to create USB Ubuntu boot disk in OS X so that it boots on *non-Apple* computer?

While this seems like a straight forward task, the few methods I've tried so far don't create a USB device that my Dell computer will recognize as a valid bootable USB drive. Here's what I've tried ...
8
votes
2answers
549 views

Piping multiple commands

I would like to run the following command and pipe stout of both to TextEdit: pmset -g; echo; pmset -g assertions | open -f -a TextEdit This doesn't work, it only executes the latter: How?
1
vote
1answer
2k views

Do we need FUSE apps in Mavericks?

I just heard from my friend that all those FUSE apps are not needed anymore in Mavericks. Is that true? I have, from the previous version of OS X: MacFUSE, FUSE for OS X, fuse-ext2, NTFS-3G. Do I ...
4
votes
1answer
828 views

Apple recovery partition possibly creating problems in Ubuntu

Before reading, it may help to know I have a 13" Macbook Pro (model 7,1. Mid-2010). Recently, the HFS+ filesystem on my OSX became corrupt and after many trials and errors, it was clear I was going ...
0
votes
1answer
208 views

Restore FileVault recovery key

I want to mount my (non-bootable) firevault encrypted drive on linux. I know the user-facing password to decrypt it, but not the recovery key. From what I've read, I assume that the recovery key is ...
7
votes
1answer
7k views

Sudo keeps asking for password, despite that NOPASSWD already set

The following sudoers configuration used to work well in MacOS 10.8.5, several days ago I upgraded to Mavericks, NOPASSWD flag does not seem to work anymore: # User privilege specification root ...
7
votes
2answers
190 views

Where are all of the command line tools installed?

I was playing around to set up a prober working/development environment. I installed command line tools such as: NodeJS NPM Grunt Bower Where can I find those tools and how can I delete them? Is ...
1
vote
1answer
2k views

Create bootable Snow Leopard USB drive/stick from Ubuntu

I need to create an USB drive/stick booting Snow Leopard on an Ubuntu system. Any pointers on how to accomplish this are appreciated.
1
vote
1answer
1k views

No sound from headphones under ubuntu 13.10

I have a fresh ubuntu on iMac. I have managed to set up the sound from the native speakers, however, there is still no sound from the headphones. I have disabled automute in alsamixer, but this didn't ...
0
votes
1answer
336 views

Must I reformat my hard drive to reclaim space from unused 2nd partition?

I wanted to see if I could also have Ubuntu on my Macbook alongside the usual OSX. Now, a year later, I want to remove the Ubuntu and the space associated with it on the hard drive. That is, my hd is ...
1
vote
1answer
285 views

What is lsof -i | grep -E “(LISTEN|ESTABLISHED)” composed of?

I got advice to check if an iTunes app sends data to the cloud using this command line lsof -i | grep -E "(LISTEN|ESTABLISHED)" Can someone please explain how this works? How does the pipeline work ...
3
votes
4answers
251 views

How to get to know OS X/Unix better? [closed]

Not sure how to ask this but this problem has troubled me for so long. I'd long been a DOS/Windows user until about 12 years ago when Mac OS X first came out I turned to the Mac, and stayed here ever ...
2
votes
1answer
685 views

Securely delete guest accounts in OSX

I need a way to securely wipe guest accounts accounts off of my machine. On OSX, guests are automatically deleted on logout, with this deletion being done using the "RM" command. I need a way to alter ...
-1
votes
3answers
161 views

Any way to be sure, that Macs don't come with built-in hardware keyloggers?

What the title says. If this is the case, even if you choose to delete everything OS X related and put entirely Linux in your box; you'd still be screwed. Hardware keyloggers sit between the keyboard ...
4
votes
1answer
380 views

Ubuntu on iMac: graphics

I have just got a new iMac 14.3 with 21.5″ display. It has Intel i7 processor and NVIDIA GeForce GT750M graphics card with GPU (Device ID: 0x00fe9). I have installed Ubuntu 13.10 on it (dual boot with ...
1
vote
1answer
23 views

Weird logging behavior in Unix mail

I use Unix mail (Berkeley mail, /usr/bin/mail) on my iMac. It has just started behaving in strange ways. If I type ~v, to open an editor, I get [LogLevel VERBOSE] or sometimes [LogLevel DEBUG] and ...
6
votes
3answers
9k views

How do you install and use a Linux partition on Mavericks?

As a just-for-fun type of experiment, I was wanting to install Linux on an external drive that I own and boot it up on my 2007 iMac desktop. I know there are a plethora of guides out there on how to ...
2
votes
1answer
3k views

How to patch a file that resides in /Applications (patch can't find file to patch at input line)?

I am trying to patch 5 files within an Mac application bundle using the Terminal patch command. The files to be patch are specified using an absolute file path (the file name and path start with a ...
4
votes
1answer
9k views

How to transform an Apple Mac Mini intro a reliable Ubuntu Server?

This question is about what steps are needed for transforming an Apple Mac Mini into an Ubuntu server. Here are some areas: installing Ubuntu and making it to be bootable from EFI by default ...
0
votes
0answers
15 views

Command Line Tips and Tricks [duplicate]

==>> What are the most useful Unix shell "one-liners" that you use? <<== Here are a couple of mine to get the conversation started: 1. Repeat the previous command with a substring replacement: ...
0
votes
0answers
292 views

Windows / Linux VNC to Mac OS X not clear

I can successfully connect via VNC from my Windows and Linux machine to my Mac OS X. However on connection, the client view shows very large windows and they are all transparent. I can move the ...
0
votes
0answers
3k views

Create key, certificate signing request, p12 file and provisioning file on Ubuntu for Mac keychain

I use Ubuntu OS most of the time but I also have used OS X for quite a time and now I only use it to maintain my iOS apps. I am trying to create private key, certificate signing request for ...
10
votes
1answer
3k views

Does Windows or Linux have any tools for accessing a FileVault2 encrypted drive's contents?

I'm looking to mount (and access files on) my FileVault2 encrypted drive on a non-OS X box, and am wondering if anyone has done this with Windows or Linux.
0
votes
1answer
47 views

TimeZone Issue during DayLight Saving

I just been bugged by the Day light saving hours I seem that 3rd November 2013 01:00:00 start EST time Now ever Time I set my time to 3rd November 2013 00:58:xx(some seconds) and run date it ...
2
votes
0answers
117 views

Poor X Windows performance

I use Macs a lot to host applications running on Linux boxes via X Windows, but tend to find that, after some period of time, I can no longer open new X Windows clients on the Mac - I get messages ...
2
votes
2answers
516 views

Parsing dates in Mavericks

I'm sure this used to be valid: $ date -d"2013-10-12T09:23:28+0100" +%h usage: date [-jnu] [-d dst] [-r seconds] [-t west] [-v[+|-]val[ymwdHMS]] ... [-f fmt date | ...
1
vote
2answers
1k views

Symbolic links, why doesn't this work:

me$ ln -s ~/x/y/ ~/Desktop/ ln: /Users/me/Desktop//: File exists Why does this attempt at creating a symbolic link to ~/x/yon the Desktop now work? The only way I can seem to get something like a ...
1
vote
1answer
783 views

How to run OS X from DVD or USB stick?

I would like to have a safe "Linux-like start/boot from DVD or USB stick" environment. How to do such security thing for the latest OS X (10.9 Mavericks)?
1
vote
0answers
394 views

rEFInd Linux Kernel Boot Options

When booting opensuse via rEFInd, the kernel options are wrong (the root device name is incorrect). Where do the kernel arguments that rEFInd is using come from, and how do I modify them? The line ...
3
votes
2answers
470 views

Mac OS X UNIX-oriented Tutorial

Is there any Mac OS X tutorial/book that covers the UNIX part of this operating system? Topics like: Managing daemons from the command-line Package management Install/Remove dmg's from the ...
0
votes
1answer
681 views

Install modern Linux as only OS on 2006-era 32-bit EFI Intel iMac with no CD Drive, no Admin Password, no Mac Install Disk

I have been given a 2006-era 32-bit EFI Intel iMac. I would like to install some modern Linux as the only OS on it. I know there are several guides on the subject, but I have several limitations ...
0
votes
1answer
430 views

Copy file from Debian to Mac OS X or Windows

I'm new to Linux. How can I copy a file or directory from the Debian OS to Mac or Windows?
1
vote
0answers
71 views

Installing BackTrack Via VMware

I use VMware and I would like to be able to turn a partition of the hard drive into BackTrack. Is there any way to do this as I have been unable to create a live CD/USB because of Mac's bad ...
1
vote
2answers
1k views

Unable to boot into Ubuntu 13.04 on Mac

Today I decided to erase OS X and install Ubuntu - unfortunately something went wrong and now I am asking this question on live mode on Ubuntu. So basically all I did was create a bootable USB stick ...
3
votes
1answer
5k views

Can I boot Linux (any distro?) from USB on a MacBook Air that has no hard drive?

I've a MacBook Air that has burned out three hard drives from OWC. The original drive is gone somewhere, and it no longer makes sense to purchase a replacement. The rest of the hardware is in good ...
16
votes
3answers
27k views

iOS7 won't trust linux computer

iPhone 4S iOS7 Linux Mint When I plug my phone into my Linux machine I get the following message "Trust this computer?" No matter how many times I tap "Trust" the message comes up again. I do not ...
0
votes
0answers
70 views

Retina MBP won't recognize Archboot flash drive

I'm trying to install Arch on a flash drive. To do so, I'm trying to first get a bootable, "live" version of Arch on the flash drive I'm going to install it on later. I've followed the instructions ...
0
votes
1answer
337 views

What is the purpose of “~/.adobe” directory?

I was cleaning my home directory and found hidden .adobe folder with two files in it: md5 containing only one line "F894CEFB…" userid containing also one line "424E8…" I deleted whole folder and ...
9
votes
2answers
4k 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
vote
1answer
138 views

USB drive accessible from Ubuntu laptop but can't find on OSX using Disk Utility or `df``

I have a 3T SATA hard drive in a USB enclosure. I can see it when I connect to my Ubuntu laptop, but I can't get it to be seen on my OSX desktop. My goal is to format from my Mac. I've tried giving ...
1
vote
0answers
478 views

Macbook Pro cannot connect to Wireless Hotspot created by a Ubuntu 12.04 Laptop

I am running Ubuntu 12.04 on my dell laptop and have created a wi-fi hotspot, with WEP 40/128bit encryption (And I know the security key). My Macbook Pro finds this network but when I try to connect ...