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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35 views

How to open application through notification in terminal shell

I have the following command to run in a terminal shell script: osascript -e 'display notification "This is a Text" with title "This is a Title"' This is a shell code running in applescript to open ...
9
votes
5answers
5k views

How to prevent Mac sleep from command line?

I have a long running script at the remote computer. I don't want terminate my ssh session, and need enter it into a shell script. How is it possible to prevent my Mac from falling into sleep from ...
5
votes
2answers
114 views

Why does preview change the ctime of a pdf, and how can I disable it?

When I open a file in Preview, preview updates the ctime of the file. This seems to only happen once however, and as far as I can tell, nothing other than the ctime is changing. This is very ...
5
votes
4answers
3k views

My Automator Workflow fails because it fails to find the git command within the 'Run Shell Script' command? Need help

I have an Automator workflow and one of the actions is to clone a repository. Here's the code for the 'Run Shell Script' action. The command is run within the Bash shell /bin/bash if that matters: ...
0
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0answers
206 views

How do I change the dock and ⌘-tab icons for Spyder (basically a Python script) on a Mac?

I have a little bash script that runs Spyder, a Python IDE, courtesy of this question. The purpose of the bash script is to be accessible via Quicksilver and the Finder. The same answer also tells me ...
2
votes
1answer
81 views

Does homebrew store tar.gz after package installation is complete?

If so, where? If not, where does it downloads it for the time of installation? I interrupted a package installation (brew install) and then restarted it. Do I have two tar.gz archives now? I thought, ...
0
votes
2answers
432 views

How to get rid of emoji (emoticons) in Terminal.app (OS X 10.9)

I am experimenting with Twitter API. I now have emoji characters in Terminal.app. I don't know how to handle that. How to get rid of that or use it well? see screenshot
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0answers
88 views

os.Popen command is not working

I'm writing a python script that is suppose to change default display settings for all users. I run the script as sudo because it needs to change every display. This line is suppose to change the ...
3
votes
0answers
183 views

How to identify an iOS hotspot from the command line? [duplicate]

Is it possible from the command line to identify whether the current Wi-Fi connection, or a detected SSID, is an iOS personal/instant hotspot? I know OS X can detect this, as it shows a specific ...
3
votes
3answers
469 views

Downscale a iMac 5K screenshot to 50% using commandline

Open the Screenshot in Preview Select “Adjust Size…” from the Tools menu Change the Width and Height to 50 percent of the original Change the Resolution to 72 pixels/inch I wish to do this on CLI ...
4
votes
2answers
147 views

Why is Terminal.app corrupting my tcsh history?

I've had an ongoing problem that appears to be specific to OS X and Terminal.app: periodically, I get garbage in my tcsh history that looks like this: ^[[1m^[[4mcomputername:~/Code/emacs-source ( ...
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0answers
411 views

mkfs.jffs2 or equivalence on Mac Os X

I need to use mkfs.jffs2 command on Mac OS X. On Linux, the command is installed with mtd-tools package, but I can't find it from homebrew. I tried to build from the source, but I have numerous ...
0
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0answers
87 views

How can I programatically remove folder from Finder's Favorites?

I installed one app which adds special folder to my Favorites sidebar in Finder. I like the app, but I don't like polluting the sidebar. Unfortunately, the app doesn't allow me to turn off the ...
20
votes
4answers
15k views

How do I take a steathy picture with my iSight camera from the command line?

Is there a command line utility that allows me to take a picture from the built in camera? Something like screencapture allows for, well, screen captures. The reasoning for a command line tool is I ...
2
votes
2answers
104 views

“open or reload” html doc from command line?

I have a program which generates some html documentation. At the end of the script, I use the open command to automatically view the page in the browser. generate-document > index.html open ...
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0answers
74 views

Partitioning a Hard Drive using “Logical Core Volume Group”

I have a series of scripts I use for repartitioning hard drives before a DeployStudio reimage. They're really simple: #!/bin/sh diskutil partitionDisk /dev/disk0 GPT JHFS+ Mac\ OS\ 10.10 100g JHFS+ ...
1
vote
1answer
47 views

What is wrong in this command about grepping and pandocing?

I am thinking this answer which returns a broken PDF document in OSX 10.10.3. The file test_dummy.tex is here. pandoc test_dummy.tex -f markdown -t html | grep -E '(^<|^$|^ *$)' \ | grep -v ...
6
votes
3answers
6k views

Change file association in terminal?

Is there a method for associating file types with applications via terminal? I thought ~/Library/Preferences/com.apple.launchservices.plist might do it, and I also have seen: Why is a command line ...
2
votes
1answer
126 views

cannot locate app, locate not working

I have an app (gv) where I can run it from the terminal, but when I click on it, I get errors. This makes me think there are multiple instances of it or something. I tried which and got nothing... ...
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0answers
186 views

Changing color of text in terminal for program output

This might be answered already but I could not figure out a good way to phrase it to look for an answer so I hope you'll bear with me. I want to change the color of the text output on Terminal if it ...
8
votes
1answer
921 views

How can I take selfie by running a console command on Mac? [duplicate]

I know I can take a selfie with the built-in camera via the Photo Booth app. However, is there a way capture an image via command line, in sort of lolcommits style?
2
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2answers
5k views

How do I install handbrake cli?

I've downloaded the Handbrake CLI. What's the best place to install a command line app on my Mac?
6
votes
3answers
940 views

Can I use GNU ps on OS X?

We can install GNU coreutils via brew. But there's no ps in the utils. Can we use gnu ps in OS X? I'd like to use GNU ps as it has more options and features.
2
votes
1answer
54 views

Terminal backslash input repeated in output

I'm using zsh on a MacBook Pro, OS X 10.10. When I type in certain commands, such as this one: cat myfile | awk -F $'\t' '{print $8, $9}' | sort | uniq -c | sort -k1,1n | awk '{if ($1 > 50) sum += ...
0
votes
1answer
32 views

Modifing a preference via applescript changes file group

I recently request help about modifying firewall settings via command-line (see my previous question). Everything is working, but I have noticed that whenever I use this command in an applescript, the ...
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votes
2answers
51 views

How do I make this terminal script work properly?

I want it to appear like I'm contacting a bunch of ip-adresses and it works fine until the third line in the code and I want to be able to fix it. Also the 4 bottom lines don't work. So this is ...
12
votes
2answers
18k 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 ...
0
votes
1answer
29 views

Where is GNU info files stored on Mac OSX?

For example, where could I find the info document of bash on mac OSX. I only know the man page is stored at /usr/share/man/ but doesn't know where to find the info file.
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vote
2answers
229 views

Automated screensaver configuration in command line/shell script

So I'm configuring some Default User Template LaunchAgents to configure a default screensaver for some of my company's most popular fan art. (It's actually been really well received by the team). ...
0
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0answers
365 views

How to paste Chinese/Unicode characters to Terminal?

I'm trying to paste these Chinese letters: 你好世界 to my Terminal, but instead I've got "^L" or some other weird characters. The same happens for other unicode characters (such as £āēīōūśṣṭēīōū) when ...
2
votes
2answers
3k views

How to find .bashrc or .zshrc?

I just got a MacBook Pro and am in the process of trying to get GNU commands installed. I'm following this guide, but I don't know how to do: Then add the following line to your .bashrc or .zshrc: ...
0
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0answers
140 views

Yosemite command-line tool update programs

What command-line tool update programs are there in Yosemite? I've used: pip (for Python packages; seems to be built-in, unlike the following) brew (homebrew for application installation) gem (for ...
0
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2answers
222 views

Howto run a Terminal command using shortcut or a button

I always have the problem in my dock, where the download bar just stops and stays froze. I know you can do a killall -KILL Dock and it will fix the issue. Is there a way to click a button or do a ...
2
votes
2answers
228 views

How to renice by process name?

I am trying to Launch a process using NICE but this process is starting other process by itself and they are not affected by the priority of the main process ( main process has the correct nice but ...
7
votes
5answers
14k views

How to reset $PATH?

I was trying to add something to $PATH and it went totally wrong. I now can't run any commands such as ls. I've looked at this answer and used the following lines: ...
2
votes
2answers
143 views

Python script executable opened by text editor

I have a simple "Hello world" script that I want to turn into an executable. The problem is that even though I went through the steps of declaring the path of the Python interpreter in the first list ...
4
votes
2answers
1k views

How to dump the content of keychain from the shell?

I'm testing the following command-line in the Terminal: sudo security dump-keychain -d login.keychain which I'd like to use to save all my passwords into a file. However when I run it, it keep ...
0
votes
0answers
61 views

What is CIFS mount command line?

Mavericks, 10.9.5, I need to connect to a DFS share with CIFS rather than SMB, but the following command gives me error: mount -t cifs //myserver/mydir/mylink /Volumes/SpareDisk/mnt Error is No ...
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vote
0answers
1k views

Command line tool installed, but gcc/g++ compiler not working

Heads up, I have a similar problem such as in this question, but it wasn't resolved: how to debug configure.sh errors when compiling rsync on Yosemite So basically I am looking to compile code via ...
10
votes
1answer
647 views

OS X terminal “open” command and keeping focus on the command line

I appreciate the "open" terminal command to launch OS X apps. When invoking the open command for any purpose, it is overwhelmingly likely that I will have at least one other command I would like to ...
8
votes
6answers
825 views

Where can I find a comprehensive and detailed technical software manual for OS X?

Are there books written for OS X (particularly the most current version) like the hundreds of thousands written for Unix? I'd like to know about the command-line utilities and the locations of system ...
2
votes
1answer
1k views

Can I open a file in Preview from the Terminal?

I know that I can open a file with an external program from the Terminal with open, and that works for most applications. However, when I try to use a command like open -a Preview info.txt, it ...
1
vote
0answers
124 views

Cannot compile anything anymore after upgrading to Yosemite

I noticed after upgrading to Yosemite that none of my upgrades in homebrew would work anymore. I noticed that it was a problem in general with compiling any kind of C code. The error I get is: In ...
5
votes
1answer
2k views

How can I use RSVG with ImageMagick?

I'd like to use the RSVG for SVG processing in ImageMagick (the included library is fairly incomplete). RSVG is a supported delegate but needs to be installed separately. I've installed librsvg and ...
1
vote
1answer
638 views

Lock Screen from Command Line? [duplicate]

I have activated the Keychain Menu Bar icon so I can relatively easily click Lock Screen to lock the screen of my MacBook. Is there a way to do this with a shortcut or via the command line? I know you ...
0
votes
1answer
78 views

bash- command not fount error

I tried to install omnet++ on my Macbook pro (OS 10.10) yesterday. I got an error so I delete path in my bash-profile. Now, every command I try to run in my terminal shows an error of command not ...
0
votes
1answer
170 views

grepping /Library and “Too many levels of symbolic links”

I'm trying to clean up remnants of an application that was removed: $ sudo grep -R "iNet Network" /Library ... grep: ...
23
votes
2answers
24k views

Run AppleScript from bash script

If I wanted to run an AppleScript from within a bash script I could call a file with the list of commands that I require to execute. #!/bin/bash {some commands} osascript file.scpt {other commands} ...
1
vote
2answers
155 views

Does iPhone 5 have a terminal?

I'm new to iPhones and Mac, but I pretty ok with Linux. I think I could solve some of my networking issues, if I could just get into a bash shell, but I haven't been able to locate a shell. Is there ...
10
votes
3answers
14k views

Reset your PATH variable

I stuffed up (basically wiped) my PATH variable. Is there any way to reset it to the default? I look at How do I reset the $PATH variable on Mac OS X?, but I find it very confusing. As far as I ...