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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5
votes
2answers
8k views

Can't install Xcode Command Line Tools on Mountain Lion

I try to install the most recent (july 25) version of Command Line Tools (xcode44cltools_10_76938107a.dm), downloaded from https://developer.apple.com/downloads/, but are stopped with the error ...
3
votes
3answers
6k views

Under 10.8 which file stores the environment variables?

This has been this way since 10.6. There is no .bashrc file in the home dictionary but the environment variable PATH indeed exists as the result of this command shows: $ echo $PATH ...
7
votes
1answer
2k views

Why does it appear that I apparently “do not have access to Command Line Tools” in ML?

I just upgraded to Mountain Lion, and now gcc, make, g++, etc. are not found when trying to launch them in Terminal. So I went to Xcode Preferences, Downloads, and clicked "Install" next to Command ...
1
vote
3answers
117 views

At the command line, how can I 'arrow along' faster using words instead of chr's

I am at the command line and I have . /this/set/of/directory/this_command "parm1", "parm2", "parm3" When I 'up-arrow' to recall previous lines, how can I move along the line from "word to word". ...
4
votes
3answers
673 views

Dia command line not working

I've got a problem with using Dia from the command line on OSX 10.7.4. I downloaded and installed the OS X dmg from http://dia-installer.de/download/macosx.html I've been using it to create graphics ...
5
votes
1answer
364 views

How to pipe output of 'say' to another command

'say' has both -o and -n arguments for various ways to direct the output, but I don't see any way to simply pipe the output to another command (say, sox). Is this a limitation of say, or is there a ...
66
votes
4answers
26k views

git auto-complete for *branches* at the command line?

On my linux machine I have autocomplete for branches with git. For example I can type git checkout [TAB] and get a list of branches. Or I can type git checkout feb* [TAB] to get all branches that ...
0
votes
2answers
826 views

Executing program through Terminal

I have Sage (math program) and I want to execute it through terminal. I know I can go to the directory and execute it with - open Sage.app But would I really want to do is simply type sage in ...
2
votes
1answer
610 views

Why doesn't the screen command source my .profile?

When I start a new screen, the aliases that I have set in my ~/.profile do not seem to be sourced. Does anyone know where I can change this or which file is actually read when starting a new screen?
11
votes
2answers
1k views

cd to a directory by typing its name?

For example if a directory 'blob' exists and I just type 'blob[return]' then the system cds into the blob directory for me. In Linux (Ubuntu) I can add shopt -s autocd to my .bashrc file, but on OS X ...
0
votes
1answer
818 views

How to create OS X Server Admin firewall rules using ip address groups by command line?

The (Lion) Server Admin.app has a nice ability to apply firewall rules to ip address groups without having to edit ipfw config files. But having to enter large and long lists of IP addresses using ...
3
votes
3answers
2k views

Getting a list of currently running processes

I'd like to get a list of all the applications currently running on my machine using the command line. It should be similar to what you get when you open up Activity Monitor and choose to save the ...
23
votes
3answers
38k views

Can I get the CPU temperature and fan speed from the command line in OS X?

Is there a command I can run from the command line in OS X to get the current CPU temperature and/or the fan speed(s)? To be more specific, I'd like to be able to get the same info available in the ...
1
vote
1answer
1k views

How do I get a Unix Executable File to run from anywhere, like Java or Git?

I've just created my first Command Line Tool in Xcode. What do I have to do, or where do I have to put the final output file, so that I can run it from anywhere from within terminal, without having ...
3
votes
1answer
90 views

What's the “@”mark at the file description?

I installed princexml for Mac. With ls -alF, I have -rwxr-xr-x@ 1 prosseek admin 14190120 Jun 8 16:11 prince*. What's the meaning of @ in -rwxr-xr-x@? And when I tried to execute the binary, I got ...
2
votes
4answers
5k 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 ...
4
votes
1answer
424 views

Why does my Terminal command line screw up like this? (bash's fault?)

When I use the command line history ( CtrlR , CtrlP ) The command line screws up like this: The cursor is supposedly located at the end of the line ( just pressed CtrlE ) If I press enter, just ...
1
vote
1answer
104 views

Installing gcc without admin?

Is there a place to install command line programs on OSX without an admin password? I've tried /bin and /usr/bin, and I have permission for neither. Like a ~/Applications, but for the command line.
8
votes
2answers
3k views

What is the difference between .bash_profile and .bashrc?

To make an alias for the Terminal in OS X, you can either put the aliases in .bash_profile or .bashrc. What is the difference between the two and why would I choose to put aliases in one and not the ...
1
vote
1answer
697 views

How do I make a shortcut command in terminal?

I want to have ll as a shortcut for ls -ll. How can I add it to my Termianl application? I use iTerm as my primary Terminal application. I wish there was a single line command solution for it.
41
votes
7answers
16k views

How to move files to trash from command line?

I do a lot of terminal work, and today had the experience of typing rm fileInQuestion.txt Before finding out that I did actually need fileInQuestion.txt. If I'd deleted in the GUI then I would have ...
1
vote
1answer
962 views

Darwin/Linux/Unix command line email client that supports iCloud?

I need to access my iCloud email from a command line. Is there a command line client for Mac OS X (and/or Linux and/or Unix) that can connect to Apple's (I assume it is IMAP) servers?
5
votes
1answer
3k views

Why is a command line change to ~/Library/Preferences/com.apple.LaunchServices.plist not effective immediately?

When the Info window of Finder is used to associate files of a particular type with an application: the preference is effective immediately. When Terminal is used to make a comparable addition ...
6
votes
3answers
3k views

Change the default application (for a file extension) via script/command line?

Is there a way to define the default application for a file extension via an Apple script, command line command (like defaults write [...]). I know that you can change it manually via the information ...
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
1answer
1k views

Ejecting USB drive via AppleScript does not make drive power down

On startup, I eject my external USB disks with the following AppleScript: try do shell script "diskutil eject \"/Volumes/USB Backup\"" end try This works as expected: the drive powers down. ...
5
votes
3answers
299 views

Detect single-user mode from the command line

Is there a way to detect single-user mode in OSX (Lion, specifically) from the command line? I've tried who -r, which returns 3 in either standard or single-user mode. I've also tried nvram ...
7
votes
2answers
3k views

How to change tap to click using “defaults write” from command line?

I want to change the trackpad tap-to-click property from the command line. Graphically, I can do it by clicking System Preferences -> Trackpad -> Tap to Click. How can I do it from the command line? ...
1
vote
1answer
344 views

Switching terminal styles in iTerm 2

Recently I've been trying to become more efficient at the command line, and stumbled upon iTerm 2 a couple days ago. One feature of iTerm 2 is that windows can appear from the top of the screen, so ...
0
votes
0answers
2k views

How to remove group membership from user using the Lion Terminal?

How to remove a self created daemon user named '_denyhosts' from group 1025(workgroup), 403(com.apple.sharepoint.group.2), 404(com.apple.sharepoint.group.3) and 405(com.apple.sharepoint.group.4) using ...
0
votes
1answer
2k views

jDownloader-like command line tool or lightweight GUI App?

I use jDownloader which works great, but takes a lot of time to load and surprisingly takes a lot of time also to start and stop downloads. I'd like to have a similar functionality* but with a ...
9
votes
2answers
11k views

How to control Bluetooth wireless radio from the command line?

This question is almost the same as my previous question, but with one major difference; I want to turn on/off Bluetooth from the command line (bash or similar), NOT from AppleScript - the answers for ...
6
votes
1answer
4k views

How to control AirPort wireless radio from the command line?

I want to know how to control (specifically turn off) the networking (specifically AirPort - I want to turn off the radio) from the command line (specifically from bash in Terminal.app, being run by ...
3
votes
1answer
660 views

Is it possible to open in default browser a URL from command line reusing same tab?

I know that I can use open command to open a URL in a default browser like: $ open http://google.com But what I would like is to execute a similar or same command to open different URLs one after ...
0
votes
3answers
27k views

Access Applications directory in Terminal

I'm really new to command line and I'm trying to access my Applications directory within Terminal. By default, I am stuck in my user directory but Applications is a child of the "Macintosh HD". ...
3
votes
1answer
3k views

Command Line Tools fail to install OSX Lion 10.7.3 Xcode 4.3

I'm trying to install the command line tools to get gcc, make, and other goodies after a Lion upgrade. I went to preferences/Downloads in XCode and attempted to install the command line tools. At the ...
6
votes
1answer
1k views

How can I update iTunes Match from the command line?

I use iTunes Match to access my iTunes library at work. I added some new music to my library (back at home) recently, but I forgot to run the "Update iTunes Match" command to ensure that the songs ...
6
votes
4answers
1k 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 ...
1
vote
2answers
79 views

Save and restore data with command line

I will zip a file with a password. Then, I will write a script and ask: if (have the password saved) { unzip file } else { ask password save password unzip file } I want the user ...
18
votes
3answers
4k 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 ...
21
votes
4answers
6k views

How do I speed up new Terminal tab loading time?

How can i speed up the terminal startup in Lion? I'm not referring to the startup of the Terminal application, but to the startup terminal windows, like when i open a new tab. I don't have anything ...
6
votes
1answer
4k views

Is there a more-accurate indicator of an app download's progress than what appears in Launchpad?

While downloading an application from the Mac App Store, you are presented with a progress indicator in Launchpad, like so: For a large install (like Xcode, as shown) this doesn't provide a ...
4
votes
5answers
3k 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 ...
0
votes
2answers
389 views

Run java bundled in .app from command-line

The question is how do I run some application written in java and bundled into .app package from command-line? The main purpose of this is to run an application under JDK7. So I will start it with ...
15
votes
2answers
8k views

How can I find the serial number on a mac programmatically from the terminal?

What command can I use to retrieve the system's serial number from the unix command line? As uname will output some information about the software and hardware, I would like to retrieve the serial ...
1
vote
1answer
148 views

macbook - low power from the command line

I often (for example on the train) want to put my macbook into a state that will maximise the amount of time I have before the battery runs out - so far example I'll switch off the bluetooth, then ...
1
vote
1answer
116 views

Make a file a Stationery pad via command line

Is there a way to set make a file into a Stationery pad from the command line? You can do it by clicking "Get info" on a file and checking the box, but I would like to do it without clicking. An ...
2
votes
2answers
137 views

Open app in current directory when another app with the same name exists, from command line

I have an app name foo.app I want to open from command line (using open). My folder structure is like this: ~ +---bar +--- foo.app +---baz +--- foo.app I want to open the app located in ...
4
votes
3answers
2k views

Installing command line GNU utils

I've recently started using MacBook Pro with OSX, after years of developing under Ubuntu. I often use GNU command line tools like make and watch. How do I install these on my Mac?
2
votes
2answers
256 views

How to investigate fragmentation of one file?

I'd like to see if one of my file is "all over the place", ie fragmented in little pieces at different locations on my hard drive. I'm not looking for a software like iDefrag but rather a command ...