Using programs and commands that do not have a graphical user interface (GUI) but are rather controlled by typing text commands into a terminal program, or shell.

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3answers
26 views

Missing bash prompt

My bash prompt is missing as shown on the image. I'm not even sure how to open the .bash_profile since dot files are hidden in the finder. I restarted the machine to no avail.
0
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2answers
36 views

Are there replacements for the reg commad on Mac OS X 10.9

I believe reg existed on 10.8 and lower as documented here - https://developer.apple.com/library/prerelease/mac/documentation/Darwin/Reference/ManPages/man1/reg.1.html However, in OS X 10.9 I only ...
0
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1answer
20 views

Unable to install with admin

I am trying to update MAMP MySQL from this link, but when i double click the file as mentioned in the blog. I get message saying, The file “Install_MySQL_5.6.25.command” could not be executed ...
-1
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1answer
22 views

Is there any way to view iOS device logs on the Terminal?

Is there any way to view iOS device logs on the Terminal? Do the logs get stored in any file?
2
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0answers
24 views

How do I use non-“legacy” launchctl commands to load and unload plists?

I have some plist files in ~/Library/LaunchAgents. I have been happily using launchctl load -w and launchctl unload -w to turn these on and off for years. However, I notice that now load and unload ...
3
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2answers
242 views

Easy way to execute shell script

I want to be able to search in Spotlight for a shell script (or something that calls a shell script) and that such shell script opens a Terminal window so the output is shown live (and I can interrupt ...
0
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2answers
437 views

How do I use llvm-profdata in Mac OS X Yosemite?

I have a simple question: how do I use the llvm-profdata binary provided by XCode's Command Line Tools in the terminal? I have installed the Command Line Tools and could see the binary in ...
1
vote
1answer
21 views

unable to install homebrew

unable to install homebrew I am using this command. ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" getting this error. i have already installed updated ...
0
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2answers
51 views

terminal: how do i pipe the results of grep to open a file

I'd like to grep and open a file in just one terminal command. Suppose I'm in this directory: $ ls 1.txt 2.txt 3.txt 4.txt 5.txt and I want to open 3.txt I thought I could do ls | grep 3 ...
0
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0answers
13 views

All applications got paused after disk space usage got near 99% and back to normal. What's next?

Mac does some pretty fancy background stuff to try and keep enough disk space for whatever it needs. In my case, 512 gb ssd, it needs to have at least 20gb free to run smoothly, so I usually have 40. ...
1
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1answer
52 views

How do I create user accounts from the Terminal in Mac OS X 10.11?

I would like to be able to create new users in Mac OS X 10.11 remotely after ssh'ing into the machine. On Mountain Lion, these steps were listed. Running dscl . -create /Users/joeadmin dscl . ...
1
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1answer
1k views

How do I create a script to create/modify local admin accounts?

This question is almost exactly what I need for my project at work. We have approx. 400 Macs on our campus, and the problem is they were not all set up identically. There are at least 4 different ...
18
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3answers
27k views

What steps are needed to create a new user from the command line?

What commands (or script) can create a fully functional user account on Mountain Lion, running only from the command line via terminal or ssh. It looks like an existing pair of answers might work, ...
2
votes
2answers
148 views

Is it impossible to delete/move a file named “␀” on mac?

When I try to move, rename, or delete a file named ␀in Finder, I get this error message: The operation can't be completed, because an unexpected error occured (error code -50). With mv, rm or ...
2
votes
0answers
27 views

Why would “ls -R” on a mounted CDROM fail with e.g. “ls: notes: No such file or directory”

I popped an old CDROM into my computer and executed ls -lR /Volumes/CDROM and received dozens of error like this: ./notes: ls: notes: No such file or directory but /Volumes/CDROM/notes does ...
0
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2answers
23 views

How to put Wifi card in monitor mode?

When I run tcpdump, I do so after having connected to an access point. Is there a way to run tcpdump without having connected already?
3
votes
2answers
5k views

Howto install 'MySQL Utilities' using brew or brew cask

I installed MySQL server and client using brew. I installed MySQL Workbench with brew cask. But I don't find MySQL Utilities (something new?). Howto install that using brew or brew cask? ...
5
votes
1answer
177 views

Command line to disconnect or connect 802.1x authentication

I have been searching for a terminal command line to disconnect or connect 802.1x authentication, but not the network interface. I was searching some help pages and it showed command lines to export ...
0
votes
1answer
29 views

Can I programmatically install a specific version of JDK (i.e. using command-line tools only) on OS X?

I know you can apt-get JDK on Ubuntu. Is there anything similar on OS X? It looks like Oracle requires you accept a license agreement on ...
1
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2answers
60 views

Exiting/Starting the Terminal (El Capitan)

In the latest Mac OS X Terminal version I noticed that if I type exit and the press Enter, I get the following: Last login: Wed Jan 27 09:18:48 on ttys000 Ian-iMac:~ Ian$ exit logout Saving ...
4
votes
1answer
2k views

Is it possible to download Apple's Command Line Tools for Xcode from the command line?

Background My job gives me temporary MacBook Pros for travel purposes. I get them with a fresh OS install before I leave, and when I return, they blank the hard drive. The trips usually require some ...
1
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1answer
25 views

how to throttle Internet bandwidth?

In previous releases of OS X, there was a command called ipfw, that permitted throttling of network bandwidth, which is useful for running some kinds of tests on software. It appears that as of ...
4
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1answer
2k views

How to enable Maven autocomplete on Mac OS X command-line?

When using Maven (mvn) on OS X Terminal, how can I get tab-completion for Maven goals, plugin names, etc? Things like this: mvn pa [TAB] -> mvn package mvn je [TAB][TAB] -> mvn jetty:run
0
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2answers
36 views

Run command line tools as separate app

Is there a way to run command line tools as a separate app, so I can easily switch between them with apple+tab etc? I want this for things like a mail and irc client where I don't want to hunt down ...
1
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1answer
29 views

OSX Terminal no longer save my commands in history

Here's my issue. Last week I realized that my OSX (10.11.13) Terminal no longer saves the command I execute in the history file(s). To be more clear: I type the command test On the same terminal ...
2
votes
2answers
41 views

Single-button shortcut for “Do not Disturb”

Is there a way I can bind a single key on my keyboard to toggle "Do not Disturb"? It would be more convenient that opening up the notification center and moving that awkward slider. I do think that ...
2
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0answers
45 views

Issues with Anki and BasicTeX

My last Mac worked with Anki to display LaTeX formatted equations but I am still, but I haven't been able to transfer it over. My steps thus far: I obviously downloaded and installed Anki and ...
0
votes
2answers
33 views

Backward compatibility of shell scripts

I use a .command file to start a basic shell script in the form: #!/bin/bash -- this simply starts Something at /usr/local/bin/Something myLittleOneLineScript To make it work I changed its ...
1
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1answer
35 views

Can't seem to redirect input in Terminal

I'm having issues getting redirection to work in Terminal. I'm in a C++ class where we have to create an application, then find that application in the Terminal and place a text file in the same ...
4
votes
2answers
1k views

-d option for split is illegal on OS X 10.9

I have bash script that works on Ubuntu but for OS X 10.9 i get the error for split command: split -b 1000000 -a 3 -d $F $F && rm $F || { echo "Error: 'split' command not installed" ; exit 1 ...
3
votes
2answers
2k views

How can I set the display settings using command line

I would like to configure the 'Scaled' property of my Macbook Pro display using the command line. How could I do that?
3
votes
2answers
98 views

Where Is Darwin's ARP Cache?

The Linux kernel generally tends to cache its ARP tables here: /proc/net/arp. Darwin & Mac OS X, however, do not seem to follow the same convention. So where can I find the Darwin & Mac OS X ...
0
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1answer
23 views

sudo and some other system commands not working with platypus

I am making a shell script that works great on its own, but does not work correctly when packaged with Platypus. It does not want to execute sudo, and a few other system commands. Are there any work ...
0
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1answer
51 views

Help converting Apple Script to Shell Script

This Apple Script works great to mount the logged in Active Directory users network homedrive as a mounted network drive but we currently have it running as an App at login via "Login Items". ...
1
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1answer
27 views

FTP file to specific path on server

I try to FTP a file with a one liner in a shell from a mac to a folder on my server. Doing the same in the FTP-Shell is not a problem for me, but doing this in one line is not possible to me. I even ...
0
votes
0answers
20 views

Why does Image Magick fail to read fonts?

I'm trying to create a simple contact sheet of all the photos in a directory using Montage: $ montage -font Helvetica -pointsize 10 *.png contact_sheet.jpg However, I keep getting a error reading ...
3
votes
2answers
188 views

Upgrade OS X operating system from the command line

You can upgrade software with sudo softwareupdate --install --all. Is it possible to upgrade the OS itself from the command line?
29
votes
15answers
19k views

Lock Screen Command One-Liner

I'm trying to find out whether there is any kind of equivalent command line one-liner which replicates the exact identical functionality of the 'Lock Screen' menu option available via the Keychain app ...
4
votes
2answers
13k views

How do I force a partition and format on a USB key in OS X Mountain Lion Disk Utility or from CLI diskutil?

I have a brand new Memorex TravelDrive 64GB USB disk which is being troublesome. It's formatted FAT16 on MBR, which is not so nice, and I'd like to put it on HFS+. I've tried to do this through ...
0
votes
0answers
37 views

Set default user in terminal

I just formatted my Mac and upgrade it to El Capitan, When I open Terminal I see that I am always logged in as root: How can I get my usual user name every time I open a new Terminal window, I ...
3
votes
4answers
10k views

How to find all files that are larger than 1GB on the Mac HD?

It seems that either one of these commands can be used: sudo find / -size +1G sudo find / -type f -size +1G But when it gets to /Volumes, it actually look at all the back up files by Time Machine ...
3
votes
1answer
72 views

Why does this cause Mac OSX to print over SSH?

While screwing around and breaking things I came across these stupid commands (if executed in order it causes what I got): cd / && cat vmlinuz cd /boot/ && cat init* It causes ...
8
votes
2answers
470 views

How to download Firefox via command line FTP

I am attempting to install Firefox on my Mac, which currently does not have a browser. From a bash terminal I have ftp installed and am currently connected to the internet. However, I have been ...
2
votes
2answers
2k views

“xcode-select --install” versus retrieving the dmg from Apple's developer website

I would to ask a question closely related to already existing posts (How to install command line tools without error that is not currently available on Software Update server? and ...
6
votes
1answer
880 views

How to access /dev/mem in OSX?

How I can access /dev/mem (or /dev/kmem, /dev/pmap) equivalent device in OSX? As far as I know it was removed in some point. Can I create this node manually somehow or any other way of dumping the ...
0
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0answers
17 views

Schedule 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 ...
0
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0answers
35 views

Command line developer tools missing after OSX update

I have noticed that every time I do Mac OSX update the Command line developer tools is getting lost. I had to install it again after each OSX update. Is there a way to prevent this? Or Is there a way ...
4
votes
4answers
1k views

How to find the currently connected network service from the command line?

I would like to find out which of the available network services (e.g. Ethernet or Wi-Fi) is currently active. In this screenshot from the Network Preferences, you can see that Wi-Fi is currently ...
1
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3answers
37 views

Create a custom terminal window

is it possible to create (and put in the dock) a custom terminal window? What I mean with "custom": it should have a different name (eg. "myTerminal"); it should automatically start running a ...
0
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0answers
27 views

How to set a Mac with Retina display's scaled resolution via command line?

I write a shell script I just have to launch it to completely set my Mac up. On long-term, I plan to make patched custom Mac O.S. builds that'll be first patched of security flaws, automated to set ...