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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1answer
120 views

How can Finder empty Trash more quickly than “rm -rf /Volumes/Foo/.Trashes/501/*”?

The "Trash" of a 16-GB usb2 flash drive had 3.4-GB of data. I emptied it as such: $ cd /Volumes/FooDrive/.Trashes/501 $ rm -rf * This took over 5-seconds. That seemed pretty long. So, as a ...
0
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0answers
30 views

How do you change the default route to a VPN?

I'm connected to the internet via a public unsecured WiFi router with address 192.168.1.1. I have an OpenVPN connection to a remote router who's LAN address is 192.168.2.1. After I connect, I get ...
2
votes
1answer
268 views

MacBook Pro HDD corrupted files and bad blocks? Find command running for 4 days; Disk Utility reports no errors

Computer: Late 2011 MacBook Pro 13" Factory 500 GB serial ATA (5400 RPM) HDD Problem: A few days ago my computer started running extremely slow — could barely perform the most basic functions ...
2
votes
0answers
584 views

Get rid of the “Instruments wants permission to analyze” prompt, from command line, in Yosemite

In our jenkins build automation environment we have several OSX nodes, now all updated to Yosemite, where we run ios simulator tests. The problem is that on any newly introduced node simulator tests ...
0
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2answers
442 views

How to mount and name a volume if it's not already mounted with a startup script

I'm trying to do something I thought would be simple, but after researching it I feel like I'm half way towards shaving a yak, so I'm asking for advice. I want to create a script that lets me and my ...
2
votes
2answers
132 views

Is there a way to preserve terminal tab history across computer restarts?

I'm using Mac 10.9.5. When I run a terminal with multiple tabs (using bash shell), I've noticed that when my computer restarts, the terminal will open up with the same number of tabs that were open ...
8
votes
2answers
7k views

How to install CPAN modules from the command line on OS X?

Simple question: How to install CPAN modules on OS-X like normal Linux/Unix way? I just want to type in cpan something like install Perl6::Say for example.
2
votes
1answer
873 views

How can I echo shell script in Automator?

I have an Automator service which runs a shell script (ffmpeg command). I'm looking for a way to see the output of the terminal while ffmpeg does it's thing. Adding echo to the ffmpeg command doesn't ...
1
vote
1answer
311 views

Terminal Command Line to find corrupted files

I do have just one corrupted photo into my Photos Library. Is there is any UNIX command line that I can use in terminal in order to scan my Photos Library Folder and find out which file is corrupted? ...
0
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0answers
85 views

Script - Audio Files - Find, Count and Sort by type

I have a very large audio collection I have to sort. It's a mixture of M4A, FLAC, AIFF, WAV and MP3. It's the result of years of work by a now deceased person who sat in their garage ripping their own ...
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0answers
92 views

Command Line Tools update description of changes

When Apple provides updates for OS X and other software it typically also describes the changes introduced in that version, as displayed in the App Store application's Updates tab or in a separate ...
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2answers
19k views

How does 'stuck' (in results of 'top') relate to 'not responding' (in Activity Monitor), 'spin' or 'hang'?

In results of top commands, I sometimes see stuck. Apple's top(1) OS X Manual Page does not explain this use of the word. How, if it all, does stuck relate to the following? not responding – ...
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3answers
129 views

Problem: How to clear all remnants of random.py, random.pyc, and random.pyo that isn't part of Python's standard library?

I wrote an import random code, and unfortunately saved it as the module's name I was trying to call. eg. random.py I believe, but am not sure, that I created the random.py file twice and thus I ...
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0answers
21 views

Terminal: “command not found” [duplicate]

I have issues with my Terminal, after every command I try to run, it returns something like "command not found" or "No such file or directory exists" I think I caused it when I tried to run MineCraft ...
0
votes
1answer
170 views

Get terminal application name from shell

I am used to my osascript aliases. In particular, I have nx for opening new tab and closing the old one. However, my scripts use application name to send keyboard signals to it. Instead of writing it ...
0
votes
1answer
519 views

Warnings when installing pip

I just installed pip and got a few warning messages. Should I be concerned? Is there a way to check that pip was installed properly? Here's what I did: [mchenja@mycomp ~]$ sudo easy_install pip ...
0
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1answer
34 views

Paste tool for OSX

There is paste tool in Linux but have not found for OSX. Its name was probably dpaste or something in Linux. Assume you run xxd -ps r328.raw | head -n2430 and you want to paste it to your friend. ...
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0answers
37 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 ...
5
votes
2answers
126 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 ...
7
votes
4answers
4k 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: ...
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0answers
279 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
98 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
522 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
124 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
506 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
156 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
588 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
votes
0answers
107 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
17k 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
148 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 ...
0
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0answers
81 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
52 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 ...
8
votes
3answers
7k 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
247 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... ...
1
vote
0answers
236 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
938 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?
6
votes
3answers
1k 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
64 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
40 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 ...
-2
votes
2answers
52 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
19k 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
31 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.
1
vote
2answers
309 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). ...
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votes
0answers
493 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
5k 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
votes
0answers
148 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
votes
2answers
270 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 ...
3
votes
2answers
401 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
17k 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: ...