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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6
votes
4answers
3k views

How can I set Spotlight metadata to files?

I am looking for a command line utility (I need to use it in a script) that can set Spotlight metadata to files.
1
vote
1answer
107 views

How do I find links for iTunes U Videos to download using the 'resume' feature in curl

I have a flaky internet connection and I was trying to download some course videos on iTunes U. Three attempts to download 800 MB files failed because the connection was reset. So I'm now trying to ...
0
votes
1answer
454 views

Why did Apple Decide not to install Command Line Tools as default? [closed]

Why did Apple Decide not to install Command Line Tools which now have to be installed through xcode?
3
votes
1answer
2k views

Controlling iOS apps via command line

I have jailbroken iPad (iOS5.1.1) with the shell utility installed. I'd like to be able to launch and control applications via the command line, as I would normally do in Unix or Linux. Say I want to ...
1
vote
2answers
1k views

How to make a command line executable an application?

I have a command line executable (specifically JMeter), which opens a GUI application when launched from the terminal. However, I would like to create a link to it that would wrap it up to become a ...
4
votes
4answers
9k views

Change Command Prompt - Variables are literal, and changes to .bashrc or .bash_profile not making a difference

Trying to change my command prompt in OS X 10.8 / Mountain Lion. Changes to ~/.bashrc and ~/.bash_profile do not make any difference. Like: export PS1="\W \$" It defaults to the host name ("\h\%"). ...
0
votes
1answer
4k views

Mac OS X Terminal: -bash: $: command not found

While trying to install pagekite on OS X Snow Leopard using the following command: $ pagekite.py --signup I got: -bash: $: command not found I am a noob with the terminal but after reading a bit ...
36
votes
2answers
844 views

Where should I store command line applications?

When I download command line applications they are located in my ~/Downloads/ directory. But I feel this is wrong place to have a command line application located. Where in the Mac OS X filesystem ...
6
votes
4answers
3k views

Is there a better way to shutdown/restart OSX?

Whenever I want to shutdown/restart OSX I click on the menu, select shutdown, and then click the box for not saving the session, and then click OK. Then there's always at least one program that ...
0
votes
1answer
335 views

Changing the background image in all spaces

I'm running Max OSX Mountain Lion, 10.8.4. I have tried several solutions to change the background image in every space/desktop, but can only get one. I have tried this shell script, have tried using ...
1
vote
1answer
4k views

How to I display the current DNS servers from the command line under OS X?

I want to display the DNS serververs that are used by the current network setup on OS X, from the command line.
4
votes
6answers
23k views

How do I execute command line scripts?

In Windows, I can create .bat files. I double click it and all lines are interpreted as if I had entered it into the console. In OS X, what file or program do I have to use? If I want write a file ...
0
votes
0answers
37 views

Why nc doesn't response even if the “w” option set?

For some servers: nc -w 1 -z x.x.x.x 22 doesn't work. It has no response, but is looking like very busy: only ctrl + C can help. So -w 1 seems to be a useless option, to specify the timeout. Does ...
0
votes
2answers
1k views

Script or workflow to modify find and replace text in clipboard

I need give unique names to many, many files as part of my job. I download dozens of PDFs from a research database which all come with the same name (date of download). I have to open the file, select ...
1
vote
2answers
4k views

How to get Apple Command Line Developer Tools without App Store?

I got a mid-2013 MacBook Air for UNIX development. I'm disappointed that it came with no C/C++ compilers and with no make, which are apparently part of Apple Command Line Developer Tools, which is ...
7
votes
2answers
922 views

“Airplane Mode” in OS X. Alternative command for `rfkill`?

This question is an exact duplicate of this post from superuser.exchange.com. I believe this is a valid question for both of sites and hope I am not (if any) violating stackexchange policies. ...
3
votes
4answers
2k views

Using locate.updatedb doesn't work in Lion

A week ago I upgraded to Lion from Snow Leopard. I want to use the locate command, but the locate database has not been built yet. So I tried running sudo launchctl -w ...
1
vote
2answers
129 views

Terminal path bar style for prompt

I recently saw this in a demonstration online in someones Terminal: Notice the path-bar-like style of the prompt, any ideas how you can get that? Some kind of customisation I'd assume?
0
votes
1answer
472 views

Changing OS X command line language

On Debian I managed to change it using dpkg and now UNIX commands, manual pages and supported packages are in my native language. Is there a way to do this also on OS X? I already have the locales set ...
0
votes
2answers
471 views

Visually distinguish different lines (for long wrapped lines) in iTerm2 / Terminal

I'm using an application that outputs very long lines. It's fine - it means things aren't cut off at 80 characters - but the default Terminal and iTerm2 config makes it hard to distinguish between: ...
6
votes
2answers
4k views

Child process exited with status 254 error when extracting a tar.xz file

I'm trying to extract a tar.xz file with tar in Mac OS X Lion. I'm using bsdtar 2.8.3 - libarchive 2.8.3. I'm able to use tar to extract anything else I've tried (.zip, .tar, .tar.gz, etc.), but when ...
4
votes
5answers
4k views

Monitor a folder for changes, and run a command when a change is detected

Is there a simple way to automatically run a (Terminal) command every time a file is changed in a specific folder? This should be possible via the command line, or a system built-in application, no ...
1
vote
1answer
1k views

Disable loopback interface lo0 on 10.8.4?

For testing purposes (testing raw network speed over a number of cables) i have equippped my Mac Book pro with a Thunderbolt to Gigabit Ethernet Adapter besides the built-in gigabit ethernet ...
2
votes
1answer
313 views

UTF8 filenames and shell utilities

Try the next commands from the terminal: touch á.txt $ ls á.txt find . -name á.txt -print prints nothing. My Terminal.app settings are utf8 - see here: The question: How to achieve to work ...
1
vote
2answers
2k views

How to properly register a file extension on mac so it will also work by running open from the command line?

I have the following problem, I registered a file extension to be opened by a Mac Application by clicking on the file in Finder and selecting to always use the target application to open the files. ...
1
vote
1answer
4k views

Server certificates are not properly validated by subversion/openssl

I noticed that the svn cli fails to validate https certificates and always ask for manual validation using the certificate fingerprint: mbp:~ user$ svn co https://svn.mysite.com/svn/testrepo Error ...
0
votes
1answer
69 views

Run a program without networking?

Is there a way to run a program on OS X (e.g., from the command line) but without letting it see the network? I can turn off and disconnect all networking, but then all my other processes will be ...
1
vote
1answer
98 views

prevent doubleapple files creation when tarring directories (Snow Leopard)

I'm looking how to prevent tar from saving or creating .AppleDouble shadow files and preferably do it in an automated manner. There are a few questions asking why this happens, but I want a solution ...
13
votes
2answers
2k views

why does OSX add extra '._<filename>' when I tar a directory?

I'd just like to know why if I "tar -czf" a file/directory, osx adds a: ._ for each file? I see these when I untar in linux. Or when I work with the uncompressed project in eclipse as it doesn't ...
0
votes
2answers
37 views

Determining currently used NIC on CLI

I do a lot of work on Virtual Machines, and have several scripts to help me configure them quickly. I could fully automate spinning up a headless VM, except that I need to know the IP of my host ...
18
votes
3answers
6k views

Can Mac App Store installs & upgrades be automated?

How can I script installing or upgrading apps from the Mac App Store? I'd prefer command line tools, but AppleScript or some other API would suffice. Relevant puzzle pieces: installer: note ...
4
votes
2answers
534 views

Can I extend Alfred with a command-line program to clean up the desktop?

I'd like to have something that I can run from Alfred or the command-line that can run "clean up desktop". What is a command-line program or apple script that will cleanup the desktop? Preferably ...
4
votes
1answer
335 views

How do I monitor the total physical and virtual memory usage of a process and all of its descendants?

From the command line, how would I get the total physical and virtual memory usage of a process and all of its descendants (not just 1st-level children)? This is useful when you want to monitor the ...
3
votes
1answer
467 views

List of GNU packages for homebrew

My team is working with Mountain Lion MacBook Pros, and we're using the GNU CLI tools, like wget and watch, intensively. Whenever a new team member joins us, we tell the new hire to install homebrew ...
2
votes
3answers
3k views

How do I change GNU Screen's meta-key to Cmd-a?

GNU Screen's default meta-key is Ctrl-a, which is really inconvenient for me because I frequently use Ctrl-a and Ctrl-e to move the cursor to the beginning or end of the line. I'd prefer to change ...
0
votes
2answers
789 views

Temporarily disable Notification Center in Mountain Lion from command line?

I've been trying to create a script to disable/enable the Notification Center, even if it's temporary. It should do the same as manually sliding the Notification Center, scrolling up, and toggling the ...
5
votes
1answer
2k views

How do I prevent the permissions denied message from being displayed when I do a find command?

I'm trying to run a find command, aka: find / -name "some_file" -print and my results are full of permission denied messages: find: /.DocumentRevisions-V100: Permission denied How do I prevent ...
8
votes
6answers
11k views

How to send an email from command line?

How to send an email from command line or script? I want to be able to run the script programmatically by passing the receiver and the message.
5
votes
2answers
4k views

How to change the creation (st_birthtime) date/time of a file in Lion?

touch(1) can only change modification and access times, but has no options for creation time. This does not work, at least not on Lion. So how do I change the creation time, also referred to as ...
1
vote
2answers
429 views

Is there a way to set an Application Shortcut in the Keyboard Preference Pane via Terminal?

I'd like to have a bootstrap for my custom keyboard shortcuts to use on multiple machines...
1
vote
2answers
282 views

Why do I keep getting this error message after updating to OS X 10.8.1?

After I updated to OS X 10.8.1, I keep getting this error message when I execute purge: [ERROR] The device-file for this operating system, 'osx-12.1.0.xml', was not found. An attempt to revert ...
7
votes
2answers
2k views

Is it possible to get the full suite of unix options for the command line tools on OS X?

I follow Unix Tool Tip on Twitter and it is interesting that many of the tips that are posted are not available on OS X. For example: cp - u will only copy files that don't exist, or are newer ...
11
votes
8answers
12k views

How to retrieve current wattage info on OS X?

Is there a way to retrieve the current watt usage info on OS X Snow Leopard? I'm using mid-2010 iMac, so I'm not looking for just battery-related apps. Does OS X even monitor power usage? Do I need ...
7
votes
3answers
2k views

Can Finder and the “open” command treat files with .sh or other typical extensions just like .command files?

I am looking for a way to inject some more extensions into the OS X launch services database systematically so that when clicked, they execute in the terminal app just like .command files do by ...
7
votes
1answer
2k views

Adding a song file to iTunes via the command line without playing the file

I want to add song files to iTunes via the command line. open -a iTunes -g song.mp3 does exactly this. - However it starts playing the song, too. Any way to avoid this?
2
votes
1answer
590 views

Play .ogg on command line

How can I play a .ogg music file on the command line? On Linux I can use ogg123, but what about on Mac?
2
votes
1answer
544 views

Where do I find the full man page for afplay

In Terminal afplay -h shows full help text but the man page shows hardly nothing. Is there any way to get a longer help page for man afplay? I never use Terminal and it would be much easier if i ...
0
votes
1answer
197 views

Using dictation in the command line (e.g. transcribe an audio recording to a text file)

I have some audio recordings and would like to transcribe them into text files. I was wondering whether there is a command line tool that could use the built-in Dictation to do that? And if so, is ...
1
vote
2answers
843 views

Converting Audio to AC-3 using afconvert?

I'm trying to use afconvert to convert an audio file to AC-3 format. It's 5.1 audio, having already been converted from DTS to WAV (using ffmpeg, since afconvert doesn't seem to deal with DTS). As ...
1
vote
3answers
631 views

Files synced by Synk Pro have wrong owner on both synchronized Macs – how can I fix it?

I sync some folders within my Home folder between two Macs (running Lion and Mountain Lion) using Synk Pro, a commercial live file sync application. I have the same account name on both computers. ...