OS X is a Unix-based operating system developed, marketed, and sold by Apple Inc.

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osx mavericks kernel_task process

After upgrade my version of MacOs to Mavericks, i have a process called kernel_task with high cpu and memory usage, what I can do to fix it? I found so many issues and solutions in forums and ...
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64 views

is it possible to run multiples of the same operating system one one computer at the same time?

I am attempting to run multiple systems at once one ONE computer all at the same time. Is this at all possible? my knowledge of computers and technology is limited, but to give you a little more ...
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51 views

Mac OSX Terminal: Copy Window Contents

I am running a java script, which has some text output. I'd like to copy/paste that output. If I do ⌘-A, it copies everything that's been typed that session, even if I typed clear beforehand. How can ...
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21 views

How to cd relative to .command file instead of hard-coding path?

I'm setting up a project template for my office that uses .command files to encapsulate some command-line functions, since not everyone in the office is terminal-savvy. Mostly this is going to involve ...
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17 views

How to create a Mac OS “Image” with default applications and configuration? [duplicate]

Is it possible to create a default "image" of a Mac OS with default applications and configuration, for a company for example (all computers)? I know it is possible to create a VM Image but that is ...
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118 views

External monitors and Bootcamp on a Retina Display MacBook Pro (aka, resolution issues and pixel density)

I am attempting to use an external Acer monitor (1920x1080 max res.) with my OS X Mavericks Retina display (2880x1800). In Windows 7 (through Bootcamp), the OS looks great on the Retina display of my ...
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2answers
50 views

Default boot partition osx

I installed osx Yosemite along with mavericks. My MacBook was booting into Yosemite by default. In the system preference I change to target disk mode. Now when I restart my MacBook asks for a password ...
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14 views

Why doesn't __git_ps1 work in bash anymore on OSX with MacPorts?

After updating Macports today, I get -bash: __git_ps1: command not found. Why is that?
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Checked out git repository disappeared

I have a new MacBook from a new employer which i installed my basics on like Xcode, Homebrew, Gitbox etc. I just checked out their project from Github today and after about two hours the entire ...
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13 views

My mac kept crashing and I added a user name, how can I retract back to the old user? [duplicate]

My Mac kept crashing under my user name, so I added a new user name, and now it seems more stable. Still, I have many applications and other things installed under the old user name. How can I clear ...
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13 views

Macbook Pro and Edimax Ethernet to USB adaptor

I am using Macbook pro 13 retina (from 2013). It does not have ethernet connector and I need to plug in ethernet cable in my work office. So I have bought EDIMAX Ethernet to USB adaptor. For some time ...
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1answer
243 views

why does my Mac keep crashing?

(I will have to do this fast, since I think my mac will crash again.) My Mac keeps crashing. It started happening since I installed Adobe Acrobat Pro (since then I have removed it), but it might be ...
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1answer
40 views

How can I bind scrollwheel to a key in Mac OS X?

I am new to using a Mac, and I have used AutoHotKey applications that rebind the mouse scroll wheel (for example, E = scroll up by 1 mouse wheel "tick" of sorts) to a specific window title, eg. "Game ...
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11 views

Configure a root directory in the ~/Sites directory

I'm building a web project with a very complicated and deeply nested directory structure. I'm looking for a way to set the parent directory of this project as the root in the sites folder so that I ...
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47 views

OS X does not release external disk cache (in inactive memory)?

While I am using an/any application that does reading from an external disk, free memory continuously decreases and inactive memory increases by the same amount, which is aproximately the amount of ...
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1answer
38 views

Mac OS X Difference between actual and displayed space usage

I checked my Macbook Air's disk usage with 'ncdu' tool and found that there is a big difference between my actual space usage and the displayed one. It has a 128 GB SSD and it's running OS X Mavericks ...
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16 views

Segmentation Failure 11 in Single-User Mode

I booted up my Mac in Single User Mode (by holding down Command-S while it boots) so then I have access to a terminal that is logged in as root. But when I run passwd to try to change root's password, ...
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38 views

Resize NTFS partition from Mac OS X?

I have an external hard drive that I used for backups of my Windows machine. I left that machine behind but took the drive when I moved to a new city. So far, I've only bought and used a Macbook in ...
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71 views

Tilde (~) in Mac OSX terminal pathway

I am new to the Mac OSX environment, and was programming in C using the terminal. To change the current directory, I used the command cd .. to go one level up. However, this had a weird effect on the ...
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154 views

Is my MacBook Pro 2012's Hard Drive SATA Cable broken?

I dropped my backpack from my bed few weeks ago and my MacBook was in it. At first it wouldn't boot up at all, but I managed to boot it up using internet recovery. I checked issues with the drive and ...
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1answer
21 views

Export Ubuntu 13 VMWare Home folder to be use on Mac OS X

I run Ubuntu 13 on VMWare Fusion on Mac OS X. I prefer to do my development on the Mac since the Mac keyboard and shortcuts on Ubuntu are either difficult to setup, or sometimes don't work. One ...
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14 views

Removing OS X on Windows PC to make Windows bootable again

I have installed OS X by following this video, on an Intel Core 2 Duo machine with an ASUS motherboard. However, I am now unable to boot into my Windows. I'm getting a "boot file missing" error. Is ...
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Possible to bind “Switch to Fullscreen Space” to key combo?

I have several "permanent" Spaces in use and bound to CTRL + 1, 2, 3 I'm running iTerm2 in full screen mode and would like to find a way jump straight to the iTerm "Space" with a key combo (e.g. ...
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29 views

Security risks using SUDO in TERMINAL on MAC

I'm very new to using Terminal and anything like that and stupidly followed an article that uses Terminal with the SUDO command. The sudo command basically loaded a file which updated my ...
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1answer
45 views

Close window with CMD+W with Firefox on OS X

According to this page, Firefox's default shortcuts for Mac include Command + W to close a window, and Command + Shift + W to close a window. This behavior is infuriatingly nonstandard, and defies ...
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1answer
23 views

Xcode Header Autocomplete

I am cross-posting this from Stack Overflow because the question does not fits better in this stack exchange network. I am using Xcode 5.1.1 on Mountain Lion and creating a command line application ...
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36 views

Abort Mac OS X Mavericks installation

I've tried to install Mac OS X Mavericks using Target Disk mode, but unfortunately for some reason the installer tries to install it on the source machine, even though I choose the Disk from the ...
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12 views

how to kill a node server via ant script in mac osx

In windows we can use <target name="stopnode" description="Stops all instances of node"> <exec executable="taskkill"> <arg value="/IM"/> <arg ...
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34 views

Directories will list, but are not recognize by cd

New to terminal and having problems out of the gate. Using Terminal 2.1.2 on a Mac running 10.6.8. Using the "ls Documents" will list the contents, but when I try to change directories, which I tried ...
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51 views

Run a script only at shutdown (not log off or restart) on Mac OS X

Is there any way to run a script only at shutdown? I mean, only when the computer is really shutting down to off state. This script should not run when doing just a log off or restart.
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57 views

Suggestions for cutting/clipping videos on Mac OS X (iMovie produces very large files)?

I need to cut out parts of a video (+ the associated audio, of course) to make a short clip. For example, take 2 minutes from one location, 3 minutes from another part of the video, 30 seconds from ...
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22 views

How to run --args AFTER Google Chrome is already open

How do run --args after Google chrome is already open? open -a Google\ Chrome --args --"profile-directory"="Profile 1" ONLY works when Google chrome is not running and I would like to know how to ...
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24 views

Is there any way of extracting a shared secret from a PBK file or a similar artefact from a Windows 7 installation?

My company's laptop comes with preconfigured VPN connections to access the company's network. The default setup of the laptop is a bit outdated to say the least and I was wondering if in some cases I ...
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11 views

Cross launch between 2 different version of Mac OS

I have two different versions of OS-X installed (via separate partitions) I now have 2 application folders. If I run my applications normally (say, from the dock) I am fairly confident that everything ...
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30 views

What is the sequence of files bash loads to set PATH variable

I want to understand the way PATH variable is set in Linux/Mac. What all files are loaded and in what sequence to set the PATH variable for BASH.
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60 views

How to show particular 'dot' or hidden files on OS X

Is there a way to configure OSX to always show particular dot files? I'm familiar with the commands to toggle between showing and hiding hidden files. Show Hidden Files: defaults write ...
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25 views

Why did Apple Mail delete my Sent Messages?

I use Apple Mail on my Mac Book. I have a few accounts, and the structure looks like so: INBOX - Account 1 - Account 2 - Account 3 - Account 4 SENT - Account 1 - Account 2 - Account 3 ...
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16 views

OS X Mountain Lion Telnet Client Issues

Having a very strange issue here... The built in telnet client in OS X is giving me some strange results. I normally use it for testing whether a TCP connection can be established: telnet google.com ...
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1answer
36 views

Automated conversion of .dvdmedia(VOBs) to format Plex can handle on a Mac?

I'm super impressed by Plex, and I'd like to convert all my old dvdmedia files into a format that it can understand. I have quite a few of them (the product of a dvd library being ripped to work with ...
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25 views

Is a bootable OSX USB stick live: can try, to test an app?

I want to test my OSX app on an older version of OSX (10.8). Will a 'bootable install USB stick' (official from Apple) be live? That is, like a Ubuntu stick that offers the choice of 'install' or ...
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2answers
59 views

Why would I not want to use Apple Java?

Being fairly new to the Mac platform, I was wondering why, when downloading Charles web debugging application, they would offer an alternative download if you do not want to use Apple Java? What ...
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45 views

Picasa 3.9 Mac OSX shared database on network drive or external hard drive or nas

Hey I am trying to have both my mac mini osx 10.9 and mbp share the same Picasa library with the ability to add and edit photos (not simultaneously) to the same collection. On Picasa 3.9.137.163 in ...
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Chrome present on all desktop panes

After upgrading to Mavericks, I have this problem when using Google Chrome lately. It's about having Chrome present on all desktops panes within a display. I wanted to assign Google Chrome in a ...
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62 views

Equivalent iptables command on OS X 10.9

I want to redirect the tcp traffic temporarily to a custom port. On Linux, I use the following command: iptables -t nat -A OUTPUT -p tcp --dport 1935 -m owner \! --uid-owner root -j REDIRECT and to ...
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1answer
29 views

Open file as text?

I'm working on a MacBook Pro with 10.8.5 (fully patched). I'm trying to add a new platform to OpenSSL's Configure script (Android, x86): I right click on Configure and browse to an text editor ...
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57 views

Unable to create a permanent alias in Mac OS

In Linux I can well to add alias to bashrc and it will become a permanent alias. In Mac OS I tried to do the same thing: vim ~/.bashrc export PATH="$PATH:$HOME/.rvm/bin" # Add RVM to PATH f or ...
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Is there a shortcut to navigate to next application on the same desktop on mac os?

I have set up 4 desktops on my mac, and on each desktop I have several applications opening. So when I'm on one desktop, and I just want to cycle through all the applications opening at current ...
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Installed GIT for Mac, but cannot locate file

I'm a new MAC user running OS X Mavricks and I am trying to get git up and running on my MAC. I successfully downloaded the program from the website and ran it. However I can not find it installed ...
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How do I change the running app icon for Yahoo! Messenger?

I'm using Yahoo Messenger for work however the giant smiley face looks very unprofessional on my dock. I changed the App icon the normal way and it works when the program isn't running, however when ...
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21 views

Open native browser from within a virtual machine on Mac

Is there a way to open a browser window from within the vagrant vm? This is what it says: $ open . Couldn't get a file descriptor referring to the console $ open http://localhost:3000 Couldn't get a ...