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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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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873 views

VPN Setup Errors

I'm trying to install a VPN on one of our servers for use within my campus so that we can play some games, but I appear to be getting errors when I try to connect, as shown below. Not quite sure about ...
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1answer
54 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 ...
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1answer
66 views

How can I get a regular gcc etc. under HomeBrew under Mac OSX Mountain Lion?

I have a Mac with command-line developer tools installed, including Apple's LLVM C compiler, present as /bin/gcc. How can I get a real gcc installed so that e.g. make will see the standard gcc ...
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1answer
200 views

How to install wine via brew?

I am trying to install wine via homebrew on Mac OS Mountain Lion 10.8.4. $ brew install wine Error: wine dependency jpeg not installed with: --universal How do I resolve this?
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703 views

Where would I find where an .htaccess file is located and being used on a Mac OS X Lion server that sets Basic Auth on an Apache server?

I've installed some software, namely, a continuous integration (CI) server (Jenkins) on a Mac Mini running Lion Server. The server, by default, runs from port 8080 on local host via the url: ...
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1answer
154 views

ipfw on Mac OS X 10.8

I'm trying to setup local transparent proxy with ipfw and squid and ran into some problems. I have a single rule 00100 fwd 127.0.0.1,3128 log tcp from any to any dst-port 80 but it either gets into ...
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2answers
185 views

Keep the ssh session

I am using Macbook developing a client application. I want to access server logs, so I opened a shell terminal and established a ssh connection to the server and access the log file there by ...
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1answer
48 views

How to revert to the original config files in OS X?

How can I revert config files in OS X 10.8.2 to their original state? I want to discard any changes made to /etc/hosts, /etc/sshd_config, etc.
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2answers
2k views

Unix: find directory filenames listed in a text file and move to new directory

I'm a command line novice trying to figure out the appropriate command to execute the following within the Terminal in Mac OS X. Assuming I've placed all files in the same directory, I want to ...
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2answers
76 views

What permissions should I set if I'm the only user?

I'm the only user on a OS X machine and am wondering what the best practice is for setting permissions on my sensitive files. Specifically, are there reasons to prefer one of the following -rw------- ...
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1answer
671 views

Block Internet Connection through Terminal on OSX

Even though I don't have administrative privileges, can I block Internet connection on my Mac OS 10.8 machine, through the terminal? I want to do this because I am too lazy to disconnect ethernet ...
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2k views

How can I get my Mountain Lion Mac to have Apache serve up content on port 80?

There might be more than one problem here, but I got my Mac back from the shop after the hard drive was failing, and the new hard drive reproduced my home directory but not httpd.conf. Since I have ...
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2answers
3k views

How to Kill Difficult Task in Mac Terminal

I ran this grep: grep -r "\-\-\-foo\-\-\-" * | grep -vi bar For the past 5 minutes my Mac has been running hot (I can hear the fan) and I can't hit Ctrlz or x or c to kill the current task. Even ...
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1answer
216 views

Rename directory based on date of file in directory

I am looking for a smart way to bulk rename directories in my photo library based on the date the pictures were taken. My specific use case: Export the image library from iPhoto or Aperture on OS X ...
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2answers
793 views

My computer won't shut off normally

Every time I try to shut down my iMac it just stays on that loading circle forever. The only way I can get it to shut down is by holding down the power button. I checked the system logs (below) and I ...
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1answer
406 views

Rsync keeps writing

I just recently updated my macbook pro to Mountain Lion. I use rsync to make backups of certain directories on my macbook pro my timecapsule wireless router with build-in harddisk. rsync -avzm ...
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1answer
2k views

How to fix this mysql permission problem?

I'm trying like mad to get rails dbconsole to work (Rails 3.2.6, if that helps). The problem is that when I run the command, I get: gems/railties-3.2.6/lib/rails/commands/dbconsole.rb:81:in `exec': ...
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325 views

Re-install ssh-keygen on unix/mac

Something is wrong with the way my Mac generates ssh keys. This has been the second time where I've created a key with ssh-keygen -t rsa. When I paste the created id_rsa.pub to use in a connecting ...
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1answer
1k views

Append timestamp to top command output

All, I'm using top -l 0 -s 1 -pid XXX -stats rsize | awk 'NR%13==0; fflush(stdout)' > output.txt to store the rsize value of a process in a file. Currently the contents of output.txt look ...
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3answers
1k views

Dual booting on a Macbook Pro 7,1.

I'm looking to install Linux on my Macbook Pro in a Dual Boot config. I've previously asked this question in a different fashion here: Dual Boot Fedora 16 with OS X rEFIt. However, it didn't really ...
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2answers
942 views

How to meet required dependencies in order to install expect pecl extension on Mac OS X?

I am attempting to install the expect pecl extension. OS version = 10.7.3 PHP version 5.3.10 installed via macports expect version 5.45 installed via macports The command I am executing: ...
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39 views

Is compatibility technically easier to achieve for Darling than for Wine?

I hope this question isn't too theoretical. I find it very interesting. A project called Darling is attempting to create an OS X compatibility layer for Linux. If successful, this will allow users to ...
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24 views

Linphone (3.9.1) compiling error with ./prepare.py --package in OS X El Capitan (10.11.4)

I'm a noob with the linphone project. I had clone the linphone-desktop project and follow all the steps provided both on the README and in the README.macos from the linphone repository to install all ...
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0answers
26 views

ncurses over ssh (osx -> linux) freezing and unresponsive

I'm using linux perf_events and sometimes am having trouble with the perf report (which is an ncurses terminal application) view freezing up. I'm interacting with a remote linux server which is ...
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1answer
54 views

I'm trying to install ncmpcpp, but when installing boost it hangs here

The following shows what happens when I try to install ncmpcpp (on OS X): brew install ncmpcpp !181 ==> Installing dependencies for ...
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27 views

'Resuming' Ubuntu after battery died

I'm running Ubuntu 15.10 alongside OSX, usually booting into Ubuntu using rEFInd. Last night my laptop died while in Ubuntu due to lack of battery power, when trying to boot back into Ubuntu this ...
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0answers
38 views

ftp: Illegal PORT command with ls on Linux, but not OS X?

I'm getting strange errors with ftp on Linux (Arch, to be more specific, as part of the inetutils package). To be truthful, the reason I'm using the shell command is because all of my other clients ...
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1answer
60 views

How can I install Arch Linux on Mac? On an external hard drive?

How can I install Arch onto a Macbook Air 2014? I'd also like this to be on an External Hard drive. I know how to boot into the BIOS and everything, I just feel like none of the guides have helped me. ...
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11 views

What is the equivalent of pstop on OSX?

Is there an equivalent of pstop in OSX? How is pstop different to kill?
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1answer
49 views

Using terminal to reset icon cache - which method?

I've been trying to find out how to reset the icon cache on my MacBook, and two methods seem to always be suggested. However, the two approaches differ slightly in the third line. Method 1 sudo find ...
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74 views

OS X El Capitan , systemstats:com.apple.telemetry.shutdown

Last night I reinstall OS X El Capitan on may macbook air 11 inch and after I did updates , I shutdown the macbook and went to sleep.İn the morning , I opened it and I saw it was just on sleep. I'm ...
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58 views

Why is my rsync slow?

I run a rsync job transferring about 45 million files/approximately 1.8 TB data (a Mac OS X Time Machine backup) over a 100 MBit connection. I use rsync 3.1.1 from MacPorts (I first tried the built ...
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1answer
22 views

Workaround for missing rm -I option on OSX? [duplicate]

I'd like to do this, on OSX: alias rm="rm -I" In GNU rm, this means that rm will prompt if it's recursive or if it's deleting three or more files, but not if it's just deleting one or two files. ...
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0answers
39 views

Schedule (Cron) executing tasks based on bash scripts using CronniX

I'm still quite new you Mac and OS X but do have some background about other UNIX based systems, so please excuse for any misunderstandings. My goal is to implement a function that executes certain ...
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25 views

How do you pass variables to jsc/javascript?

I have a few javascript things that I am running from the Terminal by passing them to jsc, with <<<. (javascript is an alias to ...
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19 views

Search drive and copy source to flat target

I have backups and backups of backups (there are copies of copies) of images spread out over various drives. I want to scan the drives and copy all images from a source to one flat target directory. I ...
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0answers
36 views

Deleting / renaming a network hardware port in OS X / Darwin

This is a problem that so far no one at Apple.SE could help me with, so I'm just gonna give it a shot to ask it in a different form over here. (I hope I'm using the right SE site... or is this better ...
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0answers
30 views

Is there a GNU/Linux equivalent to the Mac OS X open command? [duplicate]

In Mac OS X there is a handy open command that opens the target file or directory in the default GUI application meant for it: open /usr/local/share will bring up a Finder window with the ...
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46 views

Certain squid functions don't work, sometimes nothing at all work

I set my proxy to 127.0.0.1:3128, and then I added this to the configuration file: acl blocked_sites url_regex -i "/usr/local/etc/squid/blocked_sites" http_access deny blocked_sites http_access allow ...
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1answer
31 views

Can't connect from OSX to FreeBSD with mosh [closed]

I've installed mosh on my laptop using Macports and on my FreeBSD server using ports. Whenever I try to connect to my server I get the following error: Password for xxxxxx@xxx.xxx.xx.xx: zsh:1: ...
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2answers
54 views

Metasploit Directory Doesn't Run Executables Without ./

I have Metasploit installed on OSX in /usr/local/share/msf Metasploit's executables can't be run outside it's directory thus would give a command not found error. msfbinscan msfconsole msfd ...
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0answers
54 views

OS/X: can't execute shell scripts - spawns a new window which exits immediately

Issue: When I try to open any shell scripts a new window is spawned, which exits immediately. Files .bash_profile, .bashrc and a helloworld.sh are tested examples. Interestingly, running open ...
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1answer
56 views

Why doesn't this work when I add it to the current sed being run?

I have a text file that looks like this: (empty) str int int If I add this s/^/\</g to my current sed (making it 's/\&/\</g;s/\</\ /g;s/^/\</g') this is the output. < ##only ...
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18 views

What does UniqueID do on Mac OS X?

Scripts to create a new user on OSX typically use the command dscl to set a user attribute UniqueID. What does UniqueID do and how should I determine what to set it to?
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19 views

Can I specify partition in “reboot” or any similar commands?

I like to make scripts for everything that takes a bit of time, and when I have to reboot to another partition, I press the reboot button and then hold alt (⌥) and then I have to choose partition. I'd ...
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1answer
43 views

copying and working on OSX .app files (folders) in linux

tldr; I want to run a script over an external hard drive and tar.gz every folder that ends with .app into their own archive. That is, I don't want them all in one tar.gz file, I want to create one ...
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40 views

Revisiting and learning UNIX [closed]

To get back up to speed on best practices, which UNIX learning resources does the community recommend (slide decks, good videos series, interactive serious games, online virtual learning environments) ...
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10 views

How do I make changes in winetricks permanent?

I downloaded a game powered by wineskin X11, it requires videomemory of at least 1GB winetricks works great, but each time I will have to open the dialog, modify it and run the game. Any ideas? I ...
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111 views

iowait monitoring in top on OSX/iMac

I'm trying to monitor the performance of a process on OSX 10 (iMac), specifically whether I/O is currently a bottleneck or not. I don't use the machine, hence I need something simple that the user can ...