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.

learn more… | top users | synonyms (2)

0
votes
1answer
66 views

how to command to get vlc latest version?

I want to get vls latest version safely. I have brew.How could I type to terminal ? I dont wanna download it from a website since it may not be safe
0
votes
1answer
372 views

Where to Install Applications when using Terminal? [duplicate]

I use the command line a lot to download and install applications. I've always downloaded into the /tmp directory then installed to another directory. But where is the place to install such ...
1
vote
0answers
73 views

RMBP 2013 and forcing windowed games in Low Resolution Mode

Is it possible to launch a program without an associated .app bundle with the Open in Low Resolution mode activated? I am talking about ~/Library/Application\ Support/Steam/SteamApps/common/dota\ 2\ ...
4
votes
3answers
818 views

Command line tools available by default

In a unix based system a number of commands are available by default (either in /bin or /usr/bin). Suppose in some time I installed more tools like git, svn … In OS X if I install XCode and then the ...
2
votes
1answer
9k views

how to remove ffmpeg ? and install again

I want to remove ffmpeg. Typed to terminal ..........$ rm ffmpeg rm: ffmpeg: is a directory ..........$ ffmpeg ffmpeg version 2.1.git Copyright (c) 2000-2014 the FFmpeg developers ...
2
votes
3answers
183 views

Behavior of login shell vs. Linux, 'sh -c'

I have a seemingly-valid command that works fine on Linux boxes but fails on OSX, and I would like to know why. sudo su - validusername sh -c 'whoami' On Linux, this will echo 'validusername' on ...
7
votes
2answers
284 views

Software recommendation: Command line network analyser that shows owning process

I'm looking for something that is a mix of tcpdump, lsof, and netstat. I want to be able to filter like tcpdump, but have an additional column showing the process ID. At the end I'd like to be able ...
3
votes
3answers
2k views

How do I change shells (bash to ksh) on OS 10.9.1?

I need to brush up on ksh after an 8 year hiatus. How can I run korn shell in my OS 10.9.1 terminal then switch back to bash when done with tutorials.
0
votes
1answer
226 views

How to use iostat with AppleRAID volume?

When I try iostat disk5, I get the error: iostat: could not record 'disk5' for monitoring Iostat works with my other drives, and with the individual disks which make up the RAID volume. How can ...
4
votes
1answer
545 views

How to find out which terminal app (iTerm or Terminal) is running from within bash

I need to have different color schemes for each of the two terminal types I use. I can set it in the .bash_profile as mentioned here. But how can I tell it to differ depending whether its a iTerm2 or ...
0
votes
1answer
289 views

opening file from text wrangler to terminal

I'm sure this is a very basic question, but I'm just beginning to learn programming and I've gotten to a lesson where I have to create a file in text wrangler, save it to the desktop (called test.txt) ...
-1
votes
1answer
70 views

Seeking shell-scripting resources for the visual learner

I'm trying to teach myself shell scripting. I understand things best when I see them in the context of a system, especially when I can visualize that system. I'm looking for a visual companion to ...
1
vote
0answers
168 views

Correct Way to Check if Spotlight Has Indexed a Folder's Contents

Okay, so I've written a script that uses mdfind to more quickly match files, however, I need to find the best way to check whether a target directory is indexed or not, so I can fall back to using ...
4
votes
1answer
8k views

How to remap tmux split pane keys?

On my linux machines, for my terminal shell I have tmux keys mapped to allow me to split windows and then switch between new panes. With or without these mappings I can't figure out how to remap the ...
8
votes
2answers
1k views

Piping multiple commands

I would like to run the following command and pipe stout of both to TextEdit: pmset -g; echo; pmset -g assertions | open -f -a TextEdit This doesn't work, it only executes the latter: How?
1
vote
2answers
6k views

Set the master password from terminal

I am trying to set a master password from the terminal (using a shell script). I see the passwd function and the master.passwd function, however I don't see any documentation on either of these to set ...
1
vote
3answers
762 views

Edit contents of file from Finder with text editor

As a developer I need to constantly be examining/editing the contents of text files, and opening them from Finder and the command line. I would like to right click the file in finder, and have the ...
0
votes
1answer
141 views

ImageMagick convert command produces a slight error

This happens when I convert a GIF into a series of PNG files. I convert a .gif animation to a series of .png using convert ex.gif my_png_files_%d.png I get a series of .png-figures but some of ...
3
votes
1answer
331 views

How can I obtain app energy impact data from the command line or applescript?

Does anyone know how to access the "Energy Impact" data used to determine "Apps Using Significant Energy" displayed in the battery menu bar? I'd like to use it in a shell-script/applescript.
0
votes
1answer
640 views

How can I launch .sh scripts from the finder in iTerm2 instead of Terminal?

I have set 'always open with' to : 'Iterm2', for .sh files in osX. Although a double click on a shell script now opens a new Iterm window, the script does not actually run, I just the get the empty ...
0
votes
2answers
153 views

Run .command with input at runtime

I need to run a .command file with input at runtime, but I want to run via double click, not from terminal. I have a file adbInstall.command file with this code adb install /Directory/$1.apk From ...
3
votes
2answers
246 views

Is the power button on my iPhone being turned off programmatically?

I would like to know if there is a code / glitch to make the sleep/wake button on the iPhone 5/5S to stop working. i am almost 100% certain it exists due to some programmers making the code but i want ...
5
votes
2answers
5k views

How can I enable and/or disable OS X's power nap feature from within Terminal?

I can deal with it using some command-line commands such as defaults write … etc, but don’t know what the exact command and argument names to use?
6
votes
1answer
2k views

How to launch TextMate (and probably other software) from the command line?

I am very new to Mac, coming from Linux. I am using TextMate, and I suddenly discovered I do not know how to launch TextMate from command line. Using completion, nothing looks like TextMate. Where ...
5
votes
1answer
422 views

What is the relationship between `launchctl limit` and `ulimit`?

There is not any ulimit configuration in system startup files/ shell startup scripts. ulimit -a shows: -u: processes 1064 -n: file descriptors 256 launchctl ...
2
votes
2answers
765 views

Terminal.app equivalent of `xterm -e 'cmd'`

With xterm (and gnome-terminal, terminator, etc), you can run the following command: $ xterm -e 'vim somefile.txt' xterm will open and run the specified program (in this case, Vim). When the ...
3
votes
1answer
2k views

Locating an app by its bundle identifier from the command line

I am looking for a way to find an app's location on the system from the command line using its bundle identifier. I can open it like this: open -b 'com.zerotier.ZeroTierOne' ... where com.zerotier....
1
vote
1answer
7k views

Can I run an SQLite operation from Terminal?

When I download transactions in Quicken Essentials for Mac, my bank adds "DEBIT PURCHASE" and other junk to the Payee info. Quicken has no ability to find and replace globally. But I dug into the ...
11
votes
2answers
3k views

Shell Script for Yesterday's Date

I'm trying to execute the following shellscript with hazel app on any file in the folder. It works, but the only thing thats causing a problem is the date for yesterday. #! /bin/bash saveDir="TJ" ...
5
votes
1answer
380 views

pbcopy exits code 1, no error message

I'm trying to use pbcopy and pbpaste to copy and paste to the clipboard from a shell. I read the man page to learn the syntax for these programs. However, no matter how I try to invoke pbcopy or ...
2
votes
5answers
1k views

Set Services keyboard shortcut via script OSX

I need a way to set the following programmatically: Specifically for shortcuts under Services, if that makes a difference. I'm wondering if this is possible via shell or AppleScript? EDIT: I've ...
3
votes
1answer
1k views

Command Line: create a link to folder and access files in this folder

I want to do this thing: Create a link to a folder. Put this link in home (~) directory Access files in linked folder from home directory (~/LinkToFolder/file) What is the best way to it? Main ...
1
vote
2answers
433 views

What options does Terminal pass to bash on startup?

In the Terminal preferences, I'm able to configure the Terminal to "Open shells with:" -> "Command (complete path):" /opt/local/bin/bash. What options is the terminal passing when invoking this ...
6
votes
1answer
1k 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 ...
2
votes
3answers
2k views

Single-user mode, data recovery, mount usb

I have a crashed hard drive. I had no luck with a USB to SATA using MacDrive Pro. I can get the drive to drop into shell with single user mode when I boot the drive. Can I mount a USB drive or ...
1
vote
2answers
906 views

How to make a message appear on the screen?

I'm trying to set up a kind of intercom system between Mac, Windows, and Linux boxes at home. Question: How can I make an arbitrary message appear on the graphical screen of Mac OS X? For instance, ...
3
votes
1answer
838 views

How to kill the popup in OS X when a disk can't be ejected

With ZFS-OSX, sometimes when I try to force eject my HDD and it's failing, the following popup appears on my screen – floating on the top with all the buttons grayed out – and no possibility to close ...
0
votes
2answers
1k views

what shell would you recommend using on mac? [closed]

I'm new to Mac (using Mavericks) i thought to install zsh. Do anyone has a recommendation for a useful shell for mac?
4
votes
3answers
55k views

How Do I Use 'cp' to Overwrite Files?

Using a shell script or Terminal, how do I overwrite files that may or may not be present. I looked at man page for cp, it said use the -f argument to force overwrite. But, it does nothing. $ cp -f /...
2
votes
2answers
1k views

Unix command to recursively copy JPG files in a complex directory tree

I have a large directory tree structure that contains multiple JPG files in each directory root and their subsequent subdirectories. I need to recursively extract a single JPG file from each directory ...
1
vote
1answer
2k 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 ...
1
vote
1answer
2k views

How to install command line tools without error that is not currently available on Software Update server?

I am using maverick, and have Xcode 5.0.2. I am trying to install command line tools using xcode-select --install, but I get message that is not currently available on Software Update server. What ...
2
votes
1answer
976 views

Fixing two user groups with the same ID

Suddenly, my home directory is in the group messagebus instead of the usual staff.(I blame texlive for this, but have no evidence.) The problem is that both groups have the same ID: $ dscl . -read /...
4
votes
2answers
156 views

I added this to my .bash_profile but I neglected to label it and forgot what it means exactly

I remember broadly what it does, but not specifically: if [ -f ~/.bashrc ]; then source ~/.bashrc fi What is the exact purpose for it again?
1
vote
1answer
91 views

emulate Linux's `last -x` on Mac OS X

I'm currently trying to get a missing cronjob runner script thing to work, but it was written for Arch Linux, which is pretty different from Mac OS X, and one of the things that it tries to do is run ...
1
vote
1answer
413 views

In Mavericks, is it possible to use Enhanced Dictation from the command line?

A use case is: I have a recording in AIFF or MP3 format, and I'd like a text version of it as Enhanced Dictation would have recognized it if I had spoken it myself.
2
votes
1answer
2k views

How to force OS X to give a different IP lease with DHCP?

Is there a command line solution to get a different IP from a DHCP server? There are some solutions, like switching to BOOTP and back to DHCP, that will sometimes yield a new IP, but often the DHCP ...
2
votes
1answer
93 views

Size in bytes is significantly less ( half the size) then size in MB in get info window

In the get info window it says 387,037,139 bytes which is 387 MB whereas the size on disk is 716.9MB which is 716,900,000 bytes. du -sh paramgen result (in MiB) 684M paramgen Why is there such ...
0
votes
0answers
428 views

I want to mount a virtual CD-RW drive

I want to export (burn to CD) some media I own and have in iTunes. However, I do not want to burn it to a physical CD. I want to instead burn it to a virtual CD. A virtual CD is something that appears ...
0
votes
2answers
619 views

Defaults utility: how to get xcode project info

I have found that utility defaults can get info from .plist file. But how can I canonically pass as parameter to it path to .plist file ? I read about <domain> parameter but still don't have ...