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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1answer
276 views

Triple Boot - Mac, Windows, Backtrack

This was the closest stackexchange site I could find to something of this nature. Currently, I own a Macbook Pro with a Bootcamp Partition (Win7), a Mac Partition (OS X Lion), and the Recovery ...
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1answer
34 views

Unexpected output after switch to root

Does somebody know, why I get -ne (probably param from echo from section of setting PROMPT_COMMAND line 23) after I switch to root? Here is my /etc/bashrc. Bash 3.2.51, OS X 10.9 ...
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2answers
38 views

Merge source files with destination, replacing older ones

I'm looking for the linux equivalent of the DOS command: xcopy from/* to/* /s/e/d/y Which copies over all new files and only replaces old ones. I'll be running this from the terminal of a Mac OSX ...
2
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1answer
66 views

Compiling programs to OSX

I have to decide between a MacBook Pro or an iMac. I have a desktop with Ubuntu and I love it. I have experience with terminal and I install texlive, TeXstudio, Bluefish, Geogebra, wxMaxima, gnuplot ...
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1answer
334 views

Trying to cp a path with spaces, fails when scripted but echoing and pasting succeeds? [closed]

I have a script that is trying to copy a directory from a path that includes backslash-escaped spaces and is stored in a string variable to a subdirectory of the working directory. When I run the ...
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0answers
47 views

Exporting Logical Volume to Mac for use as Time Machine drive

I have an Ubuntu server, and I have put a hard drive into this server. The logical volume on this hard drive looks like Device Boot Start End Blocks Id System /dev/sdb1 ...
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0answers
62 views

can't access account with empty password

I used the passwd command to remove the password for my account. Now, when I try to use su to log in to my account, it won't let me enter an empty password. So now, I can't access my account. Any ...
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2answers
371 views

Installing gcc without root?

I'm running OSX, and I don't have root, or an existing compiler. Is there any way I can install gcc? Are there official or trusted unofficial mach-o binaries that can be downloaded for a certain ...
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1answer
67 views

stat on an encrypted volume in osx takes a long time

My workstation is a MacBook Pro with an SSD. For security reasons, my main volume is encrypted. I ran this command on a folder: time find . -exec stat {} + >/dev/null real 0m5.205s user ...
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1answer
47 views

OS X virtualization for software development

I am a OS X user and I work on multiple platforms for which I need multiple dependencies. I want to separate my different development dependency packages in virtual environments so they are all ...
4
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1answer
437 views

Mac OS X Darwin: how to reset admin password?

Today I bought an ibook G4 from a garage sale. The people who sold it to me didn't know the password for the 2 accounts on it. Apparently it was the guys late father's laptop. Any suggestions on how ...
4
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2answers
215 views

Why does du report a size of 0 for some non-empty files on a HFS+ partition?

What is the explanation for the difference: $ ls -l /Applications/Safari.app/Contents/Info.plist -rw-r--r-- 1 root wheel 15730 11 jui 15:02 /Applications/Safari.app/Contents/Info.plist $ du -sh ...
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0answers
131 views

gdb debugging in Terminal OS X (10.8.5) with zsh - zsh doesn't know gdb

For my studies I have to run a binary unix-program called bomb with gdb. Some time ago I followed the steps on ...
1
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2answers
445 views

Automatically disable Linux extensions for Samba mounts

Samba enables Linux Extensions by default, which can be checked via /proc/fs/cifs/LinuxExtensionsEnabled On Mac OS X (10.8.5 or older) as well as older CIFS shares, mount.cifs will fail with a ...
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2answers
313 views

zsh alias being overridden somehow

I'm on a system running OS X 10.8.5. I recently tried to alias ls to ls -G -la command. I opened up ~/.zshrc, put in the alias, relaunched the terminal, but the change didn't take effect. Upon ...
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4answers
177 views

How do I store long hostnames list for SSH quick usage?

I have an SSH access to a lot of servers. And all that hostnames (and sometimes usernames) are long and hard to remember. Also even if I tweak my Terminal to keep eternal bash history, the using of ...
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2answers
612 views

How to configure a fixed user ID on an NFS server?

I'd like my NFS server to always use the same user ID to own the files, whatever user ID is used on the client. Is this possible and how?
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0answers
263 views

Difference between curl -d `data` and curl -d @file

I would like to convert my configuration files for ElasticSearch from JSON to YML. I am using curl for all REST related opertions overhanding the file via $ curl -X PUT ...
3
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1answer
1k views

Move position of an application window from the command line on OSX

An application — iA Writer — somehow got stuck off screen with only the corner showing. I can't grab it or use other means to move it from that position. All new windows open in that position, ...
2
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1answer
262 views

Display 'PRI' and 'NI' via 'top -stats'

I'm trying to create a script that prints top stat for some specific fields (e.g. pid, command, priority, nice value). I can print most of them by using -stats option, but there is no arg for ni and ...
3
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3answers
338 views

Rename multiple files, sub directories, and insert characters at specific location on OSX

I have files and directories starting with "cateory-icon-" in many sub directories. I am trying to rename them recursively to "category-icons-". Please note that I added missing "g" to the category ...
4
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5answers
116 views

Tool to compare files on one disk with registry information on another?

Been a long time since I got very far under the hood in Unix so I'm probably not even using proper terminology when I say 'registry,' but here's the situation. I have a disk thats dying. Lots of i/o ...
1
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1answer
274 views

Hide a file extension using Terminal

I have about 40 files in my folder. I selected all the files and pressed command+I. Instead of opening one Get Info window, my Mac shows up 40 windows! Is there a terminal command to hide the file ...
1
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1answer
753 views

Numpy module not found despite being in path

I am having trouble with the module on python. Here is my path variable, /opt/local/bin /opt/local/sbin /Developer/usr/bin /usr/local/git/bin /usr/X11/bin /Users/oskarniburski/.rvm/bin /usr/X11R6/bin ...
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0answers
24 views

Change 4 mirrored HDDs to RAID 10

My boss has a large computer (12-core, 4 HDD computer that we use for scientific computing) and he has all of the HDDs mirrored. Is it possible to change this to RAID 10 without data loss and without ...
3
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2answers
297 views

Ruby update not working using two methods

I tried to install ruby version 1.9.3 with this on my mac 10.6.8: $ \curl -L https://get.rvm.io | bash -s stable --ruby Oskar-Niburskis-MacBook-Pro:~ oskarniburski$ rvm install ruby-1.9.3-p362 ...
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2answers
423 views

How do I make the Xterm window title switch between the current running command and the current path?

I want to set the Xterm window title to switch between two states: When a command is running, show the command name (e.g. "less") When no command is running, show the current path (e.g. "src") I ...
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0answers
67 views

How do I recover from “chown -R myuser /usr” on OSX? [closed]

I installed git and ruby 2.0 using homebrew then terminal immediately stopped working. On opening, it gives me the following error: login(89809,0x7fff7bac5960) malloc: *** error for object ...
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3answers
509 views

How to find a file with specific permission of a specific user?

How do I get a list of all the files which permission is "read and write" for a specific user. For example, when I go on the desktop of my mac, then right click on file "A", then "get info", then on ...
1
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1answer
137 views

OfflineIMAP tells me SQLite isn't installed, even though it is

Whenever I run OfflineIMAP v6.5.3.1 I get an error for every folder (i.e. tag and folder in Gmail) which tells me there was a problem and then right after it tells me: SQLite backend chosen, but no ...
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0answers
98 views

Increasing the partition size of Kali in VMWare Fusion on a MAC

I've tried using Gpartition but the option to edit the partition isn't available. I've also obviously increased the space VMWare Fusion 4 saves for the vm to 80gb which shows in GPartition.
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0answers
133 views

Mac OS X: Terminal Prompt Username

I'm using Mac OS Snow Leopard (v10.6.8). I've changed the account name under System Preferences > System > Accounts > Full Name. However, that does not change the username on the terminal ...
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3answers
193 views

OSX: dd quits after a few minutes

I'm trying to diagnose a possible disk problem on my OSX machine: I heard some funny noises, so I decided to do a read test of the entire disk using dd. A few months ago this worked: dd would run ...
1
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1answer
180 views

Managing multiple Vims (vim and MacVim)

My machine came with Vim 7.3 and I just installed MacVim 7.4, so now I'm juggling both and I'm not sure how to manage the two. I'm plagued by questions like: Should I remove the older version? Where ...
2
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2answers
69 views

Return username of the user who just logged in within a login script

I'm writing a login script for OSX 10.8. I need to know the name of the user who logged in via the Login Window within a login script. I've tried "whoami", "$USER", and "ls -l /dev/console | awk ...
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0answers
199 views

Error when installing Fedora 19 on MacBook Pro (early 2009)

I try to install Fedora 19 on my MacBook Pro alongside OSX. First of all I create a bootable USB with Fedoras Live USB Creator (under Windows). When I then try to boot from that via rEFIt it only ...
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3answers
4k views

How do I configure Emacs to use 'ispell' on Mac OS X?

I'm using brew as my package manager for both Emacs and ispell. I have both installed. Doing a quick google, I was unable to figure out how to tell Emacs where ispell is and to load the appropriate ...
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0answers
41 views

How do I restore the directory expansion arrows on Nautilus?

On Mac OS X in the list view I can click on arrows to the left of the directory and expand the directory's contents. I used to be able to do the same on Nautilus, but that functionality now seems ...
3
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2answers
245 views

Mac OS X command-line tools - differences from FreeBSD

As I understand it many Mac OS X command-line tools (like ls, cp, chmod, chown etc.) are imported from FreeBSD. Which version of FreeBSD contains the command-line tools most compatible with the OS X ...
0
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1answer
63 views

SSH from osx to osx and then use agent

I have a mac at home and a mac at work. The work mac is setup for ssh to all work related servers. Sometimes I have to connect from my home mac and access the servers which are setup on my work mac. ...
1
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1answer
34 views

why the “open” command runs under the home directory?

Under Mac OSX (Mountain Lion), I have a shell script "a": #!/bin/bash open -a Terminal b which run another shell script "b" using Terminal: echo `pwd` Something interesting is that, no matter ...
10
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6answers
4k views

How can I display the contents of a text file on the command line?

I would like to display the contents of a text file on the command line. The file only contains 5-6 characters. Is there an easy way to do this?
5
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1answer
787 views

Where to install applications

I'm a long-time Windows user in the middle of a multi-year personal migration to Linux-based development. On Windows when I installed an application it got put in the Program Files folder and I'd ...
1
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1answer
1k views

convert timestamp to formatted time OSX

I had this working on Ubuntu but I'm now trying to run the script on OSX but it seems that the formatting of date is different. Originally I had: date -d "$MODDATE" +%F" "%H":"%M where $MODDATE is ...
1
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2answers
126 views

Remove 2 and 3 newlines in a text file but not 1

I'm developing on a max osx 10.8 and have no preferences to which tool to use probably sed but it doesn't matter. Update after comment: The input file uses windows new lines if that's complicates ...
1
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1answer
242 views

Non-ASCII characters handled incorrectly on command line

I have a problem with non-ASCII characters in the Terminal on Mac. If I write: echo ÆØÅ Then press Enter, Arrow Up, Arrow Left, so the cursor is between the Ø and the Å, then write X, then the Å is ...
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1answer
190 views

Problem building GPG

I'm having a problem building GPG on my system; when I try to run make it fairly well before it suddenly bails out with an error. Here's my latest result from running it: make all-recursive Making ...
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0answers
145 views

Can't unlock a file for path change

I'm trying to order the path entries on my mac, but it seems that my /etc/paths file is Locked. I tried the instructions on this link, but I can't save the file as it is locked. I even tried chflags ...
9
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1answer
4k views

Why the value of VSIZE in top is different from the value of VSZ (Virtual set size) in ps?

I know VSZ in ps is for the total address space allocated for the app and is sometimes aliased as vsize (mentioned in man page of ps on linux), but what's the definition of VSIZE in top? This top ...
4
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1answer
1k views

Why is zsh (oh-my-zsh) completing directories that don't exist?

UPDATE 3 I've worked out that these annoying autocomplete options are actually usernames. I.e. they exist in /etc/passwd I have users such as _kadmin_admin and _kadmin_changepw and many others ...