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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514 views

Install of Gentoo: Can't find root device (boot of LiveCD from HardDrive)

I am attempting to install Gentoo on my PowerPC Mac. I have reached the point where I can boot the LiveCD (I have no CD Drive, so it is from my Hard Drive), but after the kernel is loaded, I get a ...
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1answer
28 views

How to send a NDP message?

I would like to send a NDP ( Neighbor Discovery Protocol ) message from my Mac on the network to discover which device is available or not. How can I do this ?
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1answer
28 views

.txt File from Mac not converting properly

I have a .txt file from my Mac that when I send it over to my Raspberry Pi running Raspbian and open it in nano it converts weirdly. Example: Text file in Mac OSX: ...
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2answers
85 views

How can I quickly find the 20 most recently modified files on Mac OS X (instead of using Python)?

Of course it's possible to take the output of find . -type f | xargs ls -l and pipe it to a Python script that would sort the lines and output the top 20. But is there anything faster than that?
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1answer
103 views

Can't concat file paths, permission denied

I can't realize why if I just try to concat some file paths (without opening the files), I get "permission denied": #!/bin/bash if [ "$#" -eq 1 ]; then path1= "./src/$1" path2= ...
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1answer
86 views

Installing PHP on OS X. Syntax errors?

When installing OS X on Yosemite with curl -s http://php-osx.liip.ch/install.sh | bash -s 5.6, I get the following: **** [WARNING] Detected OS X Yosemite 10.10. As this is quite new, there may be ...
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1answer
114 views

Why won't OS X let me rename a file?

I accidentally named a file testIn2Post.py rather than testIn2post.py (notice the different case for the letter "p") and have been unable to rename it, even after rm-ing the file in question. Notice ...
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2answers
78 views

Automatic extraction of zip files like in osx

In Mac OSX if you have downloaded a zip/gz/bz2 file, and you double click it in Finder, then the archive is automatically extracted for you in a subfolder, which I find very nice. I am wondering if ...
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1answer
110 views

How to get the same ls with colors working on both OSX and Ubuntu?

When I want color in Ubuntu I do alias ls='ls --color=always' but on OSX this gives an error ls: illegal option -- - and I need to do alias ls ='ls -G' How can I create an alias with the same ...
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1answer
257 views

-bash: pkcs12: command not found

I am trying to export the private key and certificate to p12 file using below command in my mac os X - Mountain Lion: pkcs12 -export -out privkey.pem -inkey privkey.pem -in rsaCert.crt but I am ...
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1answer
220 views

Using eval and sed to perform counting and script control

Following the original issue described here:- Rip chapters of a DVD to separate files ..would someone help us understand what the following code is doing:- # count Titles, and count Cells per title. ...
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2answers
63 views

simplest way to get an ubuntu virtual machine w/ ssh server on my network

I have an OSX box and I'd like to just get a fresh install of Ubuntu to use remotely over SSH. That's all. But I'd like to get that on the same box without in anyway altering my existing OSX ...
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1answer
121 views

What distribution do you suggest for daily use? [closed]

I use my computer everyday for various reasons: programming in c++, android(java), java(in general) listening to music(spotify), watching movies browsing internet, watching youtube clips writing ...
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1answer
172 views

How to write a script that will open up multiple tabs in the terminal?

I am on OSX and using iTerm I have this so far #!/bin/sh open /Applications/iTerm.app & exit 0 So after opening, I need two windows and one of those windows will need to open 6 tabs. two of ...
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1answer
409 views

MAC bash commands stop working properly

I was trying to install some stuff for scala development on my MAC, and probably I managed broke the shell/terminal while I was mindlessly running some scripts that I don't know. Now when I start the ...
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1answer
222 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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1answer
58 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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2answers
28 views

Check if process is running Mac OS X then execute code

I am creating a script which clears the cache for Google Chrome. However, I would like to check if Chrome is open and if so not run the code but if it isn't then it will execute the code. I can see ...
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1answer
16 views

Offlineimap unknown SSL protocol error

I am using offlineimap to fetch mail from several IMAP servers. This used to work but today offlineimap has been unable to fetch mail, producing the following errors: *** Processing account example ...
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1answer
57 views

What's wrong with this grep?

> output2.txt cd # some directory i'm trying to search find views/shared -type f -name "*.js" -print0 | while IFS= read -r -d $'\0' line; do echo -n "${line%.js}" | tee -a ...
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1answer
21 views

X11Fowarding not working on Arch Linux ARM

I am trying to setup X11Forwarding between my Arch Linux ARM server and my OSX computer. I am accessing the server locally (always). /etc/ssh/ssh_config: X11Forwarding yes AddressFamily any ...
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1answer
29 views

find returns weird file order on RHEL but not on OSX [duplicate]

When I enter find . -iname "[0-9]*.nii" on my OSX machine it returns: ./03_Rest_fcMRI/9793_01_03_1.nii ./04_VEMP/9793_01_04_1.nii ./04_VEMP/9793_01_04_2.nii ./05_Tapping/9793_01_05_1.nii ...
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1answer
170 views

Error with sed on MAC OS X invalid command u

Im french sorry in advance for my bad english... So i have an error on MAC OS X when im using sed sed -i '' '/user_pref("mail.identity.id1.reply_on_top", 1);/ a\ ...
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1answer
123 views

Mounting smb shares on OS X accessible with Microsoft account

I have a Windows machine which shares a particular directory and only an owner of this directory is able to access it over the network. Owner account is linked to Microsoft account. I am trying to ...
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1answer
374 views

Why convert .GIF to .MP4 file using by ffmpeg on Mac OSX got .MPEG4?

ffmpeg -i original.gif -r 10 outfile.mp4 According to command above, I've got outfile.mp4 but when clicked to see the information of file, i see it's actually a .MPEG4 file and the icon of file is ...
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1answer
419 views

vim - “Press ENTER or type command to continue” right after loading only?

Recently my vim has developed the habit of displaying Press ENTER or type command to continue the first time I do certain things right after I open it. For example, if I'm at my shell prompt and type ...
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1answer
297 views

Using the cURL command, how does one fetch stock data which comes back *without* commas and spaces?

What can I add to the below script so that it fetches the stock data and brings it back WITHOUT any commas and spaces? For example GOOG Outstanding shares is 675,000,000. I desire the output of ...
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1answer
38 views

'last' does not include logs for few last days

When I execute 'last', I do not see logs from past 6 days. What could be the case? Is it possible to clear these logs? I'm on OS X Mavericks.
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1answer
160 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 ...
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1answer
40 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 ...
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1answer
1k 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 ...
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1answer
240 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
90 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
225 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
507 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
407 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
112 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
54 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
41 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
81 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
4k 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
383 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
488 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
708 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
100 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
299 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
490 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 ...