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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216 views

scan and connect to wifi from linux terminal on virtual machine

I am trying to scan wifi networks via Linux terminal running on a virtual machine. I am running virtual machine on Mac OS. On MAC terminal, I can see all Wi-Fi networks using (airport) command and can ...
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1answer
82 views

Is there any command to list all related files and folders to specified file in macosx?

I have many ctags in my macosx. When doing which ctags, it gave me /usr/bin/ctags. But I also want to know where is all related folders and files to this /usr/bin/ctags Any useful command?
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1answer
209 views

Using a minimal linux host for OSX and W7 VMs

I am a 3d artist (animation/modeling/sculpting) and I have a dream. I have licenses of zBrush the Autodesk and Adobe suites. My zBrush is a mac only licence; maya is both (I think), Adobe is for ...
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1answer
468 views

UDP commands for Linux and Mac?

I'm trying to test UDP between 2 terminals in the same machine. For instance: Terminal 1 UDP listener@port:3000 UDP sender to port:3001 Terminal 2 UDP listener@port:3001 UDP sender to ...
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1answer
369 views

Missing source ~/.bashrc Mac terminal : ~/.profile?

I need to install Gerris on mac 10.9.1. The website http://gfs.sourceforge.net/wiki/index.php/Mac_OSX_Installation says: Note: make sure that the file ~/.profile contains the line source ~/.bashrc ...
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1answer
102 views

“Cannot determine operating system” error

I have a OSX 10.6.8 and installed a LINUX version of Mathematica in my mac. When I try to open it with X11 or Terminal, it claims that "mathematica cannot determine operating system". I cannot ...
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1answer
52 views

Does changing ulimit get logged Mac/FreeBSD

For some reason our open files ulimit (-n) is getting changes to 256 when it should be 1024. I tried searching for limit in /var/log/{system.log,secure.log} but didn't see anything useful. Any idea ...
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1answer
40 views

Login retrieval in osx [duplicate]

I got an old Mac G4 (powerPC) from the company who wanted to put it in a bin. The company agreed that I can take it home for private use. It is running an early version of OSX but because it is old ...
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2answers
42 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 ...
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1answer
79 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. ...
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1answer
3k views

Trying to open a GUI from a remote server using Mac but not succesfully

I'm brand new user in MacOSX. I'm using ssh to connect to some Linux servers. I'm trying to open a GUI locally for a process running in the remote Linux server. So I read that I should install ...
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2answers
1k views

Defragment a USB flash drive on Mac OS X

I frequently create bootable flash drives and many a time large files need to be defragmented in order to boot. On Windows I'd used Contig/WinContig, but I must use OS X for the same purpose now. Are ...
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1answer
353 views

Errors building XScreensaver for X11 (and dependencies) on Mac

I'm building XScreensaver (the X11 version) on Mac OSX and I get the following errors while building/compiling it and its deps. XScreensaver terences-imac:xscreensaver-5.21 MAU$ make gcc -pedantic ...
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2answers
467 views

Calendar.vim E492: Not an editor command: Calendar

I am trying to install the calendar.vim plugin on mac osx snow leopard running gvim. I have pathogen.vim installed, so I followed the instructions on github to install calendar.vim from the terminal: ...
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1answer
57 views

Installing Ruby on Mac OS X

I had ruby installed in /usr/local/bin/ but it was outdated, so I installed newer version using brew. Now I have two installations of ruby in different dirs. Should I remove one? And how do I update ...
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1answer
677 views

Recover files on unmounted partition

I have 2 partitions on my macbook, but I can't mount one of them. When I run the disk utility, the console (show details area) returns the message: Updating boot support partitions for the volume as ...
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1answer
2k views

Can the Linux kernel be compiled on Mac OS X 10.6.8?

I have a Macbook Pro and I want to build the Linux Kernel. Can I build 3.3.6 on my Mac? How?
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1answer
98 views

Alt-Left on OSX to behave like Alt-Left on Ubuntu [duplicate]

Possible Duplicate: How to change previous/next word shortcut in bash? When connected to a ubuntu server bash shell, I can hold alt key and press the left or right keys to move forward or ...
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2answers
283 views

why does grep -A n give more lines than n?

I am verifying UID/GID for certain users using the dscacheutil command. Using grep with -A flag gives me what I need but the number of lines doesn't make sense. Output below: Edit8:~ edit08$ ...
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1answer
483 views

Setting LS_COLORS and in a GNU Screen

Is there a way to set a GNU Screen LS_COLORS to that of the default non-screen terminal window? Is there .screenrc or .screen_profile, I don't understand what happens when a GNU Screen is ...
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4answers
708 views

NMAP probing VirtualBox Client

Cannot seem to probe virtual guests from the virtual host. These guests can be probed from other devices on the same LAN/Network, but not the host. I can understand why it might be struggling, but I ...
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2answers
251 views

Installing MySQL 5.5 on Mac OS 10.6

I am trying to install MySQL from source on my Mac OS. I've expanded the source code, and am now trying to configure it. However, I can't get past that step: ...
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0answers
7 views

OS X Java Security Edit Site List En Masse

I'm sure, like many other systems administrators like myself who use Mac, you've come across the dreaded Java Security site list and the need to add IP's for individual blades, servers and anything ...
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0answers
6 views

redirect help info to vim [duplicate]

I use this kind of commands to redirect help info to vim, for example: man ls | col -b | vim -R - but for some help info highlighted with color: celery -h there is a mess in it. How to make it ...
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69 views

Installation Step Failed (installing the system) - Kali Linux

I am trying to install Kali Linux on a Virtual Machine using Virtual Box on an OS X host. The only issue is I get this error: Here are logs of my errors: hardware-summary partman syslog Also if ...
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10 views

VLC exporting video frames uncontrollably, can't figure out how to stop it (possibly related to ffmpeg)

I have a very peculiar problem. Every time I open a video in VLC, in any format, it immediately begins exporting frames to my Pictures folder I tried deleting VLC and reinstalled a newer version but ...
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1answer
13 views

How do I assign hostnames for machines on my network?

I'm using Terminal on a Mac running OS X Yosemite. Wondering how I can assign hostnames so that I can run telnet instead of using the ip address.
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23 views

Problems launching Ubuntu from rEFInd on Yosemite

Firstly apologies if this should be posted on a mac stack exchange group. Ive been running Ubuntu on my macbook pro for a while now and not had too many issues, recently however I have hit a wall. I ...
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0answers
51 views

$PATH variable on Fish Shell OS X

I have somehow screwed up my path variables with Fish shell on OS X. Is this the proper $PATH variable in the config.fish? user@host ~> more ~/.config/fish/config.fish set -g -x PATH ...
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1answer
27 views

color scheme setup for iTerm

How do you setup color scheme of iTerm on Mac? For color scheme, I mean using different color to display folder name, file name, machine name, etc.
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1answer
30 views

Dual-boot Mint on OS X: is OS X Startup Manager not suitable to boot Mint partition?

I am thinking of dual-booting Linux Mint on Mac OS X, and for that reason I was reading a tutorial about it (http://community.linuxmint.com/tutorial/view/1643). After Mint's installation the tutorial ...
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1answer
33 views

virtualbox on os x lags when not active

I am running ubuntu server as guest inside virtualbox on os x 10.10.x host While the system works, it lags whenever the virtualbox window is not the active app. E.g. I log into ubuntu from terminal ...
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49 views

Repair/fix HFS+ partition (“Invalid B-tree node size”)

salam I need help with a 800GB partition. I accidentally deleted my partition with diskutility, but it says something like "Error that disk in not good". I already tried Testdisk; it finds my ...
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0answers
43 views

can I boot ext4 usb stick with xubuntu on from a Mac laptop?

is there a way to boot my ext4 formatted "xubuntu" USB memory stick from a Mac laptop? The laptop can identify FAT32 usb memory sticks with ubuntu at boot time, but it cannot identify mine, which is ...
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0answers
80 views

Using brew: curl version error, “Incompatible library version” for libcurl.4.dylib

I used to have a working version of homebrew but then something broke today related to curl and libcurl.4.dylib— possibly a version or file location issue. I'm on Mac OS X 10.9.5 (Mavericks). For ...
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0answers
80 views

connecting to virtualbox ubuntu from osx extremly slow

I am running ubuntu 10.04.x as guest on virtualbox from osx x 10.10.x host It works (kind of), but after working a while with it and also after power sleep it can get almost unusable slow. It looks ...
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0answers
71 views

Swap OS X Command/Control keys without changing bash shortcuts

I originally asked this on Ask Different, but I think since my issue is probably more with bash this would be a more appropriate site. First of all, I know that you can use the System Preferences to ...
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1answer
58 views

csvkit Permission denied

I am on Mac and installed csvkit. When I run csvlook, I get a traceback with the following error message: IOError: [Errno 13] Permission denied: '/Library ...
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1answer
96 views

Process Being Killed due to low swap

I'm running a python (2.7) script on mac osx yosemite. The script is fairly computationally intensive, certainly bumping up against my machine's RAM limitations. The computer crashes and restarts ...
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0answers
102 views

Running Mac OS X under KVM/QEMU

Note to be removed in the future, so as to avoid confusion from answerers and mods edit: Forgot to add in the note, if anyone thinks this is the wrong stack-site to post this, please comment on why, ...
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1answer
41 views

Sed a plist file gives a iilegal byte sequence

With a Unix Mac 10.9.5, French CA version I've read a lot of tips but if the error is gone, the plist is corrupted. the locale command gives: LANG="fr_CA" LC_COLLATE="fr_CA" LC_CTYPE="fr_CA.UTF-8" ...
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0answers
139 views

Sharing folders between VMWare 7.1.1 and Mac OS X using open-vm-tools

I didn't have any luck sharing my OS X 'Downloads' folder with a Fedora guest Linux OS using the VMWare tools (see my earlier question) . I came across this solution (with 8 up-votes) for Ubuntu that ...
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1answer
130 views

Cannot share folders betwen Mac OS X based VMWare 7.1.1 and Guest Fedora 21 system

I would like to share my Mac OSX 'Downloads' folder. I set this up as a shared folder in vmware settings. Currently, although I made a folder at mnt/hgfs/Downloads, it does not have the contents of ...
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1answer
26 views

Multi line substitution duplicating across lines in OSX

I'm a little rusty in my sed and haven't used it much since moving to a Mac but I am aware there seems to be a difference with what sed is used on a Mac per Ubuntu after a few searches. What I am ...
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18 views

OS X USB installer utilities, cannot ssh any host

I booted my mac from a OS X USB key installer. I cannot boot it from the internal HD because OS is damaged. I want to copy some files from my Mac to another computer with scp. The problem is that ...
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1answer
543 views

Increasing `ulimit -u` settings temporarily in OSX Yosemite

I'm trying to temporarily (without restarting the machine, just for test that starts a JVM) increase the number of processes to 2048 in OSX Yosemite but I'm unable to do so. First, I tried calling ...
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0answers
49 views

How to create multi-bootable OS from USB drive in Mac OS X

While Googling and tried with some instruction from many website introduction including Youtube and also been get through this article http://apple.stackexchange.com/q/130221/116741 but still can't do ...
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107 views

How do I start dnsmasq?

I have installed dnsmasq but I can't start it: $ dnsmasq dnsmasq: failed to create listening socket for 10.0.1.57: Permission denied $ sudo dnsmasq dnsmasq: failed to create listening socket for ...
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0answers
130 views

Dual Booting Macbook pro mid-2009 with Ubuntu and OS X Yosemite

Machine - Macbook Pro 15" Mid-2009 Hi, I am trying to triple boot my system with: 1. OS X Yosemite. 2. Ubuntu 14.04 LTS 3. Windows 8.1 For now I am trying to install linux first and then I plan to ...
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1answer
112 views

How to turn on tab completion in zsh/prezto?

I have installed prezto and trying out zsh. However tab completion is not on by default. What is the best way to enable tab completion in prezto?