The layer between your hardware and software. It manages disk input/output, memory allocation, graphic acceleration, hosting device drivers and various other resources.

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3
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58 views

What happens in a ARM based system before the OS is loaded?

What happens in a ARM based system before the OS is loaded and do they have BIOS, drivers, MBR or a different approach instead of these?
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0answers
17 views

Why process switching does not make our computing experience discontinuous

We are all aware that CPU is switching between processes it is running, but how come we never experience any discontinuation while CPU is switching and we are using applications? I would say this is ...
2
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0answers
483 views

Operating system not found in windows 8

I have installed original Windows 8 to my laptop. Today, when I start my laptop I am getting "Operating system not found" in black screen. What is the reason for this? Can anyone give any advice? Is ...
2
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0answers
735 views

Can't Install Linux Mint

As the title says, I am having trouble installing the Linux Mint 13 Operating System in my computer and I am looking for advise on how to solve the problem. I hope you can help me. I downloaded Linux ...
2
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0answers
49 views

Multiple Users Running Multiple VMs

New to the concept of VMs and was wondering if there is any merit (performance gains, etc.) to having 1 host machine running several logged-in users at the same time, with each user running 2+ VMs. ...
1
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0answers
52 views

Booting from USB on Asus T100TA

I have read that booting other operating systems via USB is theoretically possible on the Asus Transformer book, but I have not been able to get it to work. The main issue from booting on Windows 8.1 ...
1
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0answers
20 views

My personal laptop crashed due to change in config file

My Personal Laptop crashed yesterday with the message "windows is not booting because of previous hardware or software change", change is system config file "C:/../windows/system/config value = ...
1
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0answers
41 views

Disappearing characters between youtube-dl, ffmpeg, and cmd

so what happens is that if the video title has a symbol that isn't supported by your current locale then ffmpeg won't be able to get to that file properly. Here's one example ►2 HOURS BEST MELODIC ...
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0answers
31 views

Safe to convert OS in .uif to .iso?

I'm being sent Windows 7 in a .uif format. Is it okay to convert it to .iso so it can be installed from a USB? If so, what is the best way to do that?
1
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0answers
64 views

Directory and segments in Multics operating system

In Multics OS there are different access rights in the access control list for segments (execute, read and write) and directories (status, append and modify)(book). How do segments correspond to ...
1
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0answers
127 views

Fax from Mac OS X 10.6 via bluetooth phone?

I have my MacBook Pro with Mac OS X 10.6.8 set up to connect via Bluetooth to my Samsung Galaxy SII phone for file sharing and it works fine. Now, I am wondering if there is a way to use my phone as ...
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0answers
68 views

Huge file input/output

My question is a bit general, but the application is very practical. I wonder, how does system (Linux in particular, but general mechanisms are interesting too) handles reading/writing of huge (larger ...
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0answers
77 views

Programmatically uncheck Show Unzipped Files option for Winzip

I am in need of setting the “Show Unzipped Files” under Home > Unzip options to unchecked for the Winzip 16.5 . The default installation of winzip MSI set the “Show Unzipped Files” options as checked ...
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223 views

Multiple system calls from PID 0 in Windows

Recently, one of my old PC at home lags at times. I open the Process Monitor (from sysinternals.com) and find multiple system calls from a process with PID 0, including CreateFile operation. I thought ...
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0answers
298 views

Installing Red Hat 6.4 (RHEL 6.4) cannot find installation media

I am trying to install RHEL 6.4 on a Dell PowerEdge R720. I am using a DVD and every time the Red Hat prompt comes up and asks for my language and keyboard preference. After that, an error message ...
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0answers
2k views

Windows 7 laptop suddenly very slow; cannot determine cause

I am working on a friend's laptop that became suddenly slow - to the point of not being usable. Boot time is fine, but Windows 7 takes forever to load and run. It is an HP Pavilion dv6. Here is the ...
1
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0answers
135 views

Using Bootcamp with Windows Recovery Disks?

My friend is a regrettable Mac owner and wants to play some Windows-only games. I recently built a new computer with 7 and kept the CD Key from my old Vista 32-bit installation. He has a 1-2 year old ...
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67 views

Time Machine backups & OS restore

My permissions were all screwed up and after every exhaustible try to change them all back my only solution was a complete restore. So I did a time machine backup onto my external and started ...
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0answers
131 views

What is this in my recovery partition?

From this video that I saw on creating a recovery partition, the contents of his recovery partition was a folder named WindowsImageBackup. This image is what is inside my recovery partition and this ...
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0answers
52 views

Swapping laptops while keeping current systems (kernel)

I am going to be getting a new laptop from HP soon, due to a faulty part, and they are giving my an upgrade. Almost all of the specifications will be changing, but I'm not keen on reinstalling my ...
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0answers
2k views

USB Drive cannot detect in Windows 7

Have you ever plugged in a USB drive or any external device with a hard drive and wondered why you cannot see it in My Computer? I often have, I believe my USB is not broke .. because if I plugin the ...
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0answers
103 views

Operating system functions

I am currently reading From Nand to Tetris (aka The Elements of Computing Systems) - highly recommended. Anyway, in the last chapter (which deals with operating systems) it says: Some functions ...
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0answers
169 views

Failed to boot macbook from Ubuntu USB

I am trying to put Ubuntu on my aging Macbook, as my optical drive is dead, I am following this guide to do so via USB. The process seems to go fine in the terminal, but when I boot I only get a ...
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0answers
48 views

Upgraded to OS Lion and now I get Error 51 and my VPN Client wont start up

I need help. I upgraded to OS Lion and now my VPN client wont start up and I get Error 51. I have tried all the fixes I found on the web but nothing worked. Is there a new fix for OS Lion? Thanks!
1
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0answers
474 views

Changing the Parallels menubar icon?

Is it possible to change the Parallels menubar icon from the red icon to a black and white version? I already know how to change the actual dock icons, but I'd like all the menubar icons to be a ...
1
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0answers
368 views

reset all apple osx 10.6 fonts

over time I have installed a bunch of fonts that are either not properly licensed or I have not documentented as to where I got them from. Is there a way to reset all of the installed fonts back to ...
0
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0answers
15 views

Operating System showing alerts on each time it is started and Virtual Machines are not starting

Yesterday my system showed that there is some internal memory error 0X00 some number in so many alert boxes,then it showed google chrome crashed.I restarted the system and then it was asking if it ...
0
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0answers
17 views

How to use RAM for OS Storage?

I recently heard from my friend that you can modify the RAM so that it can be used to boot the OS and it would work even faster than SSDs. I don't expect to run Windows on it but maybe some Linux ...
0
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0answers
26 views

Natural/Australian scrolling on Asus Chromebox

I am using a Logitech T630 mouse on my Asus Chromebox and would like to enable Australian scolling. Unfortunately this option is not available in the mouse settings dialog. Any suggestions on how to ...
0
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0answers
77 views

Lenovo B490 can not boot up to OS

I am new to this forum, please suggest me if there is need of modification of my first post. I posted it in stackoverflow but I got suggestions to move my problem here. When I open my laptop, it ...
0
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0answers
28 views

Cannot install Kali linux

I am trying to install kali linux. My laptop is 64bit. I am trying to use bootable usb drive. It is giving me this error saying "An installation step failed, You can run the failing item again from ...
0
votes
0answers
22 views

Laptop suddenly off without notice the battery level

My laptop is HP Probook 4540s and running on Widows 7 32bit OS. My battery may be week now. But the problem is Laptop suddenly off without notice the battery level. Not shutting down or hibernateing. ...
0
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0answers
14 views

Delay time clicking of contextual menu on the mouse

I have such trouble: when i choose a folder/softwares and clicking second right clicker of mouse on the my desktop or elsewhere context window needs time to appear. Why needs it time to appear? what ...
0
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0answers
9 views

Cmd-Tab will not send dialogue to background

Hi I recently did a clean install of Mavericks 10.9.4 as I was having numerous issues from upgrading. Although everything is running well I have noticed that active dialogue boxes such as a large file ...
0
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0answers
45 views

How to completely delete Chrome OS and replace it with linux?

as you can see in the title I have a question regarding chrombooks. I would like to format the internal storage and install Linux (manjaro hopefully) and I would prefer to not have to use crouton. The ...
0
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0answers
29 views

Windows 8.0 unable to display FAT32 external hard disk in “Computer”

My Windows 8.0 is unable to display my external hard disk which has important files and works well on Mac. I know Windows uses the NTFS file system which is "more secure". I need to format it as ...
0
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0answers
25 views

openfirmware boot legacy BIOS payload

If I run openfirmware via floppy, is there something like a legacy boot option? While booting, the BIOS creates interrupts like int 0x13, can I use them if I start openfirmware after the BIOS? I am ...
0
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0answers
11 views

Copy Fedora Operating System with settings to USB?

I have a fedora machine running on my PC and I have certain software and configuration that I use often. I want to copy Fedora with all these settings and software to USB and make USB boot-able. I ...
0
votes
0answers
22 views

Zorin no Kernel. Hard Drive is completely wiped after installing

I installed Zorin successfully, but I wiped eveyrthing that was previously on my hard drive. So when I boot up I'm in grub. I typed "grub> boot". But its saying I need to load a kernel. I have no idea ...
0
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0answers
173 views

Loading freedos no kernel sys

I have tried using testdisk for many times on several external drive, however, this time I accidentally rewrite the MBR on the system drive itself that result to my computer unable to boot to its OS. ...
0
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0answers
33 views

What is going to happen if I activate oem windows on two computers?

What if I activate oem os with a key on a computer and after do the same on another? What will be displayed on the firts computer, which one will be blocked?
0
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0answers
55 views

Can a motherboard detect a WinToUSB installation?

I want to install Windows 8 on a computer that doesn't have USB ports and won't detect CD drives. I detached the IDE hard drive so I can install Windows with WinToUSB using a IDE/SATA USB adapter. ...
0
votes
0answers
48 views

How to solve kernel panic issue

I have a Debian OS upgraded from to 2.6 to 3.4 in my PC. All of a sudden some basic commands like ls and sudo were not working (by mistake I deleted some files in the root folder). I was getting a ...
0
votes
0answers
24 views

Android on FPGA

I would like to know is it possible to put android on FPGA specifically Digilent Atlys board which I have ? What would be a better way to learn on installing Android on custom hardware ? I have ...
0
votes
0answers
32 views

COSMOS: Exception Occurred While Running Kernel, Exception: ATA Error

This is the error I get when I boot up my COSMOS os in VirtualBox: COSMOS: Exception Occurred While Running Kernel, Exception: ATA Error I tried using the default code when you first create a ...
0
votes
0answers
63 views

install debian based os on macbook pro

First I need to explain my situation. My MacBook Pro is a mid 2012 model. I use Windows 8.1 to replace MAC OS X. A couple of weeks ago, I upgraded my MacBook Pro. I replaced my optical drive with a ...
0
votes
0answers
38 views

How can I make Windows' bootloader aware of an older installation?

This morning, I accidenatally deleted the Reserved System Partition while I was installing ubuntu on another partition, and windows was unable to boot anymore. The startup repair program on my Windows ...
0
votes
0answers
17 views

Can we setup an application fullscreen and only allow the users to operate within the application?

I am setting up an exhibit and want to display an application and my website on an iMac. I don't want the users to do anything other than looking at my website and play around the application (or even ...
0
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0answers
36 views

Xen credit scheduler, equal distribution?

Does Xen's credit scheduler assign an equal fraction of processor resources to each guest OS? I know the distrobution can be altered with weights, but, by default, is it equal? ...
0
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0answers
33 views

Using Xen paravirtualization, run Windows in Dom0

This documentation describes how Xen is accomodating Windows by virtue of 'Xen Windows GpIPv'. http://wiki.xenproject.org/wiki/XenWindowsGplPv But what I can't determine is wether or not, by dint of ...