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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Running Java classes in a package --> Error: Could not find or load main class

I'm learning how to compile and run java classes in terminal using the commands javac and java. I have no problem compiling and running an individual class, however, when I put that class into a ...
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25 views

Folder keeps vanishing/showing up in finder, terminal says it doesn't exist

Upon a standard find routine I noticed a folder kept returning errors, even tough it didn't contain any of the arguments in the search query. Ilha-VB2-leo:FESTIVAIS_01-16 ilhavb2$ find . -iname ...
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56 views

Can't use Homebrew on OS X Mavericks because of otool error

When I try to use Homebrew, it will give me an error like this: JimBob:~ fast$ brew install wine sh: /usr/bin/otool: Bad CPU type in executable Error: Failure while executing: /usr/bin/otool -L ...
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17 views

pkgsrc package install message

When installing gnupg2 on Mac OS X 10.10.2 using pkgsrc I got a message $ pkgin install gnupg2 ... =========================================================================== The following files ...
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54 views

Can't boot into slackware installer

Can't boot into Slackware installer, I get stuck in this: The last line I see is: mousedev: PS/2 mouse device common for all mice I tried a external Keyboard with Mouse (Cordless but at least ...
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23 views

Mac OS X package installer generation/building on Ubuntu 14.04

I'm implementing a building server for an application that will run on Android, Linux and Mac OS X. I already have in place the scripts for apks and debs generation and I need to do the same for Mac ...
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69 views

httpd -k stop/ start not working OS X

GE-Erics:~ eric$ httpd -k stop AH00548: NameVirtualHost has no effect and will be removed in the next release /private/etc/apache2/extra/httpd-vhosts.conf:19 AH00112: Warning: DocumentRoot ...
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1answer
59 views

How do I mount an SD card?

My SD card will suddenly not automount. It works on another Mac. Can someone provide a solution to mount with Terminal? $ diskutil list /dev/disk2 #: TYPE NAME ...
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358 views

Problems booting Kali Linux 1.0.9a 64 bit on Macbook Pro

I have a mid 2009 Macbook Pro that I am trying to dual boot OS X and Kali Linux on. I replaced my optic drive with my old HDD and replaced my HDD with an SSD. OS X and my apps are running off of the ...
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17 views

Accessing xfig from x11 fails

I am trying to get access to xfig from x11 on my mac to draw some diagrams and including them in latex, but it shows the following error bash-3.2$ xfig dyld: Library not loaded: ...
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109 views

Why do I get a “preauth required” error when I set “require-preauth = false” in krb5.conf?

On an OS X machine, I'm trying to get a kerb ticket on my organization's kerberos realm. I grabbed a copy of krb5.conf from a Linux machine to make sure my kerberos configuration was correct. I tried ...
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33 views

Why are some processes “killable” by pkill but not killall?

I had over 20 instances of httpd (apache) processes running, so I decided to shutdown these. Normally I use killall, But when I typed killall httpd it just said: No matching processes belonging to ...
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159 views

How to troubleshoot: “X11 connection uses different authentication protocol.”

I start an ssh session with localbox % ssh -vvv -Y remotebox 2>debug_ssh_log ...which succeeds. Then I try to run xlogo on remotebox, but the command fails immediately, and the following lines ...
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1answer
49 views

.bash_history keeps truncating

My .bash_history keeps truncating even though I set: export HISTSIZE= export HISTFILESIZE= On my .bash_profile. Im not sure when it happens but it might happen when I logout or shut down my ...
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1answer
48 views

Software installation trouble with Homebrew

I have previously custom installed Python and Homebrew on my OS X 10.9.5 system. I am now trying to install CMake and I am running into various errors such as: cd: /usr/local/src: No such file or ...
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1answer
46 views

Macbook System Profiler formatted

I want to format the output generated from macbook terminal command system_profiler and transpose the row values to columns under the same Application. Here's a snippet of the file: Firefox: ...
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41 views

MP3s Slow - audio settings in VirtualBox VM

Collection of mp3 files imported to VirtualBox (via binary ftp) from host sound very slow, so assume are playing at wrong bitrate. Checksums match as per /usr/bin/openssl md5 *.mp3 (on OS X) and ...
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1answer
61 views

How do I search for every file with executable permission (+x) in my system? [duplicate]

I need to find every single file that has executable permissions in my system, i think they end with x@. I tried to ls every file and then grepping the output to match files with x@. Like this: ls ...
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38 views

default llvm toolchain issue on Mac

Recently I have been using Mac 10.10; but I find that the compilation toolchain is a bit odd to me. It's known to us that on recent Mac OS versions the default gcc is a faked one that is based on ...
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1answer
22 views

How can I get my Apache server to point to the correct location?

I am trying to point my apache server to use various packages I have in my Eclipse workspace which is not located in the default Apache server directory. So far, no luck, all I get is Not Found error. ...
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40 views

VirtualHost configuration not working

I followed this article, mixed with some other research, in an effort to get VirtualHost configuration up and running on my Mac. However, for some reason when I navigate to my local.site.rocks URL it ...
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256 views

libfreenect2 - libusb -99 error

I need some help, when I am running protonect, the IR blaster go on but no frame is captured. It's some sort of libusb error. Running on Mavericks, with an express card adapter with "Nec µPD720202" ...
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1answer
78 views

Terminal access permission denied, but GUI access okay. Why?

In OS X, as a limited user I used Terminal to su - [admin's name] and tried to move some files that were in the administrator's public drop box directory into /usr/bin. Couldn't do it. Permission ...
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1answer
206 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 ...
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2answers
158 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.
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35 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. ...
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1answer
580 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 ...
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1answer
109 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 ...
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76 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 ...
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1answer
153 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 ...
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104 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 ...
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735 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 ...
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158 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 ...
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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 ...
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149 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 ...
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234 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 ...
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1answer
39 views

Convert linux symlink to osx symlink

I have transferred a folder from a linux machine to a macbook pro with osx 10.9, now I am having trouble with the symlinks in this folder (lots of them). In linux if I do vi link2file.txt, it has the ...
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25 views

Mac Firebreath plugin port to Linux (dependencies)

I have Firebreath plugin for Mac that I need to port to Linux. I am trying to find the replacement dependencies for the Linux version. Here is the dependencies I have in my cmake for Mac: ...
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47 views

Why does directory vanish when I do SSHFS? How to setup SSHFS share on Max OSX 10.9?

I'm running Max OSX 10.9.3 and I'm trying to setup an SSHFS file-share between my MacBook Pro and a remote file system. However, when I try to do it, it doesn't work. Strangely enough, it makes the ...
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36 views

[Solved]man crashes on OS X after upgrading bash and its manpages

Bash on OS X is always so old that I finally decided to compile a never(4.3.18) one and simply override and replace the old one. Here are the configure flags I used: ./configure --prefix=/ ...
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30 views

How to add entries in GPT/ guid table without booting in is?

I foolishly deleted entries from guid or gpt table while messing up with gdisk utility, As a result no bootable partition shows up on startup ! I'm stuck at blank screen please help ! How shoul I ...
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85 views

zsh completion doesn't correct ? (question mark) in paths

So, I've been pretty happy with my zsh completion and correction configuration for a while now, with this being a major exception. Configured as I have it, the shell routinely catches and corrects ...
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27 views

Networksetup, how do I make an IF loop for error on connection?

I'm attempting to connect to a network in Mac OSX with this command: networksetup -setairportnetwork eno "NETWORK_NAME" and can most often connect to the network. But I need to make an IF loop for ...
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545 views

Failed to download the JMeter CA certificate for HTTPS recording

I am unable to run HTTPS recording in Jmeter. I have used "jmeter_proxy_step_by_step.pdf" for the setup. The Jmeter version is 2.11 and Java jdk7. But I am unable to generate the certificate. The ...
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3k views

No xauth data; using fake authentication. Unable to display remote windows

Whenever I try to ssh -X or -Y into a remote Linux server from my Mac (OSX Mavericks) machine, I get the same message: "Warning: No xauth data; using fake authentication data for X11 ...
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40 views

How to find the currently running app from terminal on OS X?

I'm writing a shell script runs in the background and monitors user activity. I'd like to be able to capture current application/document if possible. Can I do that? (Cross-posting this from ...
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1answer
324 views

I am the owner of a file and I have write access: why can't I save?

I am on OSX 10.9.2 I am locked out of postgres and trying to modify pg_hba.conf to get back in. http://stackoverflow.com/questions/11919275/can-not-enter-and-change-postgresql-pg-hba-conf-file I run ...
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127 views

OSX plist editing causes app crash

Does anyone have any idea why Finder (or iBooks or Mail, or Preview BUT NOT Terminal) crashes after adding the following key:value to its plist: LSUIPresentationMode -int 4 (puts the Finder's ...
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2answers
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OSX 10.9.1 unable to open .pkg file

I downloaded gfortran-4.8.2.pkg from http://coudert.name/software/gfortran-4.8.2-Mavericks.dmg but somehow I could not open it . I unpacked it, right clicked so, the menu was appeared, it said ...
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354 views

How do I find out the keycodes for Ctrl+up and down arrow for TERM=screen?

I am using tmux a lot, and I have already managed to tune my OS X terminal to send the correct key codes for Ctrl+left and right arrow (\033b and \033f). I found those information on the web. However, ...