Questions about the command line and other Unix-like aspects of Mac OS X, including the Mach/BSD-based kernel and FreeBSD-based userland. You may want to consider using Ask Different instead.

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2
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1answer
43 views

User permission issues in OS X

[OS X 10.9.4] Three questions, but they're really all part of the same thing. Machine has one administrative user and one limited user (in addition to built-in root and a guest user). I'm really the ...
1
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2answers
37 views

How can I prefer another bin file?

I have installed both Wine via Homebrew and via WineBottler. I have multiple bin files named wine. When I run for example wine morrowind It starts it with the one in ...
0
votes
1answer
119 views

External Hard Drive Issue on mac

After the cd /Volumes command when I type ls it shows me my hard drive name twice, with different permissions. After that when I try to use mkdir to create a directory in the external hard drive I'm ...
0
votes
2answers
115 views

Cant use hombrew because of “bad cpu type one executable”

Here is my exact error message Error: Bad CPU type in executable - otool I can't run stuff like brew install wine Any help please? I'm running OS X.
0
votes
0answers
34 views

How do I uninstall homebrew without uninstalling software installed via homebrew?

I don't like messing with my /usr and similar folders. I'm going to install one application via homebrew then I want to uninstall homebrew without uninstalling that application. In this case - wine. ...
1
vote
1answer
39 views

How do I change emacs application name from “Emacs” to something else in OSX?

I run multiple emacs instances with open -n -a Emacs.app command. The problem is that it's hard to distinguish between them when you switch with Cmd+Tab, because they're all named "Emacs" there. How ...
1
vote
3answers
236 views

shell script to run on boot on Mac OS X does not run all commands

On OS X, I am trying to use lingon to run a shell script upon booting. I have a file ~/desktop/_admin/boot/bootdocker.sh: #!/bin/bash boot2docker up export DOCKER_HOST=tcp://192.177.59.103:2475 My ...
1
vote
1answer
1k views

sudo service command not found when installing mongodb

I am currently on OS/X using macbook. I want to stop the instance of mongodb service running. Hence I tried: > sudo service mongodb stop sudo: service: command not found After looking up on ...
0
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1answer
92 views

How to “bless” a disc without access to OSX?

I have a MacBook Pro. The original harddrive died and has been replaced. I've installed Fedora20 on the new drive. The new drive was never "blessed" and thus boot takes 30 seconds longer than it ...
-1
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1answer
47 views

In Mac Os, what is .DS_store?

In each folder I find a hidden file called .DS_store? What is this exactly?
0
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1answer
209 views

Private VPN compression for faster internet

Background: I'm a student, and currently the WiFi connection at my school is very slow (dead slow). I have an 8Gb 4G data-plan, but even with that, I'm running short at the end of the month. I have ...
0
votes
1answer
92 views

Mounting Linux root fs NFS share on OS X?

I am attempting to share the root filesystem (/) of a CentOS 6.5 virtual machine to my OS X host system. While this should be relatively simple process, I'm hitting some kind of wall. Presently my ...
0
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0answers
57 views

Mac Terminal: Scroll up and down in screen mode

I am in screen mode and I am outputing results that are too long to read through even using Ctrl+a + [ + Up / Down Arrow Key. Is there a way that I can scroll up and down using the mouse in screen ...
2
votes
0answers
22 views

How to identify process accesing usb port (scale)?

I'd like to identify through terminal which processes are using the scale connected to my mac, I need to kill those processes or clean the port to be used only by my app. Thanks a lot in advance.
1
vote
1answer
32 views

How are files or chunks delimited on disk?

I'm trying to recover some lost files by grep-scanning a hard disk. (The OS is Darwin 11.4.2. The file system is HFS.) How can I determine where a file (or contiguous chunk thereof) begins and ends ...
1
vote
1answer
43 views

Global variable for every script

I want to declare a variable in such way that every script can access and alter its value. I have written a script that set the value of a variable called flag on exit and I am using a crontab entry ...
0
votes
1answer
90 views

I cannot enter the vertical line character in OSX terminal

I'm using a Mac and I'm piping some data from curl to tar and when I went to hit the | in the terminal I got the o with an umlaut. It totally works fine, as the unicode character still comes up as ...
1
vote
1answer
50 views

tmux blocks certain things on my Mac

I really like tmux and use it often so I set the following in my .zprofile: [[ $TERM != "screen" ]] && exec tmux so when I open a new window, tmux will be there for me. However, there are ...
1
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0answers
69 views

Re-access NFS volume from OS X Mavericks client after server reboot?

My home server, running FreeBSD 10-RELEASE p7, exports NFS volumes to my MacBook Pro, running current OS X Mavericks. The MacBook mounts these via automount as /net/servername/volume without any ...
0
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0answers
91 views

xrdp - Cannot connect from OSX

I just installed Centos 6.5 and put xrdp on it. I set up my iptables to allow it, and I can connect fine (both over local network and over the internet) from Windows 7, iOS, Android (using the ...
3
votes
3answers
233 views

equivalent of `grep -a /dev/sda1` on Darwin?

I want to run something like % sudo grep -i -a 'some-string' <drive device> On Linux, <drive device> would be something like /dev/sda1. How can I find the equivalent on Darwin? (In ...
1
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0answers
196 views

Unable to boot into Mac OS after installing Fedora[Dual Boot]

I installed Fedora on my Mac and now when I boot, it says "booting in insecure mode" an then see a typical Linux "choose what to boot" screen. The List goes like: Fedora Fedora Recovery Mac OSX ...
1
vote
1answer
312 views

How do you move files into the in-memory file system mounted at /dev/shm

Someone recently told me about /dev/shm. You all helped refine my understanding of what /dev/shm is What dev folder allows you tell the OS to cache something? The person who told me about /dev/shm ...
3
votes
1answer
1k views

Reading FreeBSD UFS formatted external drive in Mac OS X

I have an external USB drive with backup files formatted in FreeBSD's UFS file system. When I plug it into a computer running Mac OS X 10.9.4, I cannot read the drive's contents, and I don't have ...
1
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0answers
29 views

man causes a broken pipe when using a pager other than less

I'm trying to write a simple script to format my man pages, but I've run into a broken pipe error. These lines both cause the error: env MANPAGER=cat man $foo man -P cat $foo and this is the ...
0
votes
1answer
47 views

Installing rvm and a specific version of ruby using rvm on linux based systems

UI testing is done using ruby and selenium. Installation of rvm Installation of specific version of ruby and setting a default version of ruby Note: Using a linux based operating system.
0
votes
1answer
320 views

Add text to end of every line

I have tried a lot of commands, like this: sed -i '' "s/$/<@string>/" txt.txt > txt2.txt This makes txt2.txt empty, why?!? sed 's/$/<@string>/' txt.txt > txt2.txt This does ...
3
votes
1answer
455 views

How do I fill my password automatically from .bash_profile when running command as sudo?

I know I could just put something like sudo mypassword in my .bash_profile, but I don't want to run every command as root. I want password to autofill under following circumstances: only the ...
2
votes
0answers
534 views

Can't get rEFIt to boot after install (Ubuntu + OSX on macbook pro)

I'm trying to dual boot Ubuntu and OSX on my macbook (MacBookPro8,2). As per the usual guide, I downloaded rEFIt (the .dmg) and installed it. Then I rebooted about 12 times and still always just get ...
1
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0answers
263 views

Fix X11 forwarding on OSX

I am looking for a way to fix/debug a X11 forwarding session on OSX. Here is my situation: From my mac I connect to a Ubuntu workstation with ssh -X (tried ssh -Y as well). X11 forwarding works ...
4
votes
10answers
14k views

Install rEFInd on OS X 10.10 Yosemite

I want to dual boot my macbook with Arch Linux and thus tried to install rEFInd using the install script, however, after install rEFInd doesn't seem to start at all? Anyone experienced the same issue ...
1
vote
0answers
33 views

Edit a command? [duplicate]

I'm using many basic commands of unix/linux. In Mac OS X Mavericks, I type cat for a file, but output was faulty. In example, content of the file named bar: foo bar Then: ...
1
vote
3answers
163 views

nc not waiting for server disconnect on OS X

How to make nc client on OS X Mavericks keep socket open and read data until server disconnects the socket? I want to send data to a server through nc and then use the response. Problem is that nc ...
1
vote
1answer
302 views

Create bootable hfs+ partition for macbook

I've installed Debian testing on a Macbook Pro (mid 2014) without keeping OS X on the internal SSD. I've used the following GPT partition layout: HFS+ EFI on /boot/efi BTRFS on / SWAP on swap I've ...
0
votes
1answer
414 views

unable to open X server with ImageMagick Mac osx

I am trying to display an image using the following: Display someimage.jpeg It returns this: display: unable to open X server `' @ error/display.c/DisplayImageCommand/426. I have been looking at ...
0
votes
0answers
116 views

Activate iSight in Linux Mint Qiana on a Virtual Machine

I'm trying to get the built-in iSight cam of my MacBook Pro 5,1 (running OS X 10.5.8 ) to run under the just-downloaded Linux Mint Qiana edition, which I have installed in Virtual Box (v.4.1.18, for ...
1
vote
1answer
185 views

How do I force move something when sudo mv -f doesn't work?

I need to move a 16 GB folder to my external drive, but moving it manually gives me an in use error. I have tried to start in safe mode and moved it but it was still in use. I have run these commands ...
0
votes
1answer
17 views

“screen” process closes out of the blue [closed]

I spawned 4 screen processes with the following command (one after the other): screen ./"executeable" Logging back into the server I run the program on at a later time only showed 3 processes ...
3
votes
1answer
108 views

Is this a so-called “Hybrid” Mac Partition table, and how can I mount this in Linux?

I would like to better understand what is on this hard disk, and how I can mount it into Linux (specifically Debian GNU/Linux, Stable): It was created on a Powerbook g4 "alu book" with the default ...
-2
votes
1answer
71 views

Why should I get linux? [closed]

Ok so I am student, about to get my degree in computer science. I have been programming for couple of years now on my Macbook pro on OS X and I havent had any problems. On the other hand, everyone ...
1
vote
0answers
37 views

How can I unveal files on my external hard drive?

I copied a big folder (around 110 GB) from my (Mac 10.7.5) computer onto a hard drive (exFAT). It took quite some time and afterwards I even checked that the files were actually there. After more ...
0
votes
1answer
31 views

Where should xt.vim be put on osX?

Cracking xDebug open, finally and looking to add the vim formatting file from xDebug.org. It says to "copy" the file to ~/.vim/syntax. But such a directory doesn't exist on osx 10.6. I don't see ...
2
votes
2answers
212 views

Is there a way to get “top” to run exactly once and exit?

I find the output of the shell command top to be a simple and familiar way to get a rough idea of the health of a machine. I'd like to serve top's output (or something very similar to it) from a tiny ...
0
votes
0answers
101 views

X11 Path Issues and Confusion for Installed Packages

I am using GMT (generic mapping tools) and SAC (Seismic Analysis Code), and each use X11 (or XQuartz on 10.9.4 Mavericks) to display graphics. When I want to display postscript using ghostview, I get ...
0
votes
1answer
506 views

Writing a Bash script to run and end at specific times

I'd like to create a script that will do the following. Start at a given time during the day and end at another given time. So for example, I have a program I'd like to test, so my script would be ...
1
vote
0answers
26 views

Resizing terminal splits

I'm trying to find a way to manipulate my terminal splits In my .vimrc I have set width=78 When I have vertical splits and change back and forth the active split is at least 78 chars. It squishes any ...
8
votes
3answers
4k views

Creating a Bash script that will execute a program and if it exits without crashing, will run it again

I'd like to know the easiest way of creating a bash script that will run an app in MacOSX (it's a UNIX based system so I assumed this was the right place). wait for the program to exit. If the exit ...
7
votes
2answers
358 views

Bash inside Vim not working properly

In MacVim I'm using Conque to run bash commands inside Vim. I have a problem with the text navigation while using Conque. If I'm at the end of a line of text and press down Alt← I skip a word to the ...
0
votes
1answer
146 views

Get driver location for particular printer via command line

This is on OS X 10.8. I want to be able to arbitrarily pull the configuration for a particular printer, so I can use it in a package-creation script. The script (not mine) uses /usr/sbin/lpadmin -p ...
1
vote
1answer
285 views

How to transfer data “offline” between osx and ubuntu?

I need to transfer around 50gb of data from my Ubuntu to my OSX. scp and samba are both too slow it seems - even with the Ethernet cable connected (14-15 hours!). I have physical access to both ...