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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56 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
12 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
472 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
86 views

Turn User Agent into Device Information

I have a list of user agents which visited my website. And I would like to turn them into user statics such as which browser and os are reaching the most to my website. For Example: I have one user ...
2
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0answers
713 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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19 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
19 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
28 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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60 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
102 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
64 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
71 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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0answers
207 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
285 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
106 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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64 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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128 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
51 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 ...
1
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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
102 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 ...
1
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0answers
167 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 ...
1
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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
453 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
4 views

Restore image of c drive automatically daily

In my current project we need to format computer and install operating system (Windows) daily. Is there any free / opensourse solution for this ? We do take images of c drive and restore it using 3rd ...
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0answers
10 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
11 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
27 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?
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0answers
36 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
31 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
14 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
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0answers
21 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
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0answers
36 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
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0answers
31 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
15 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
votes
0answers
18 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
22 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 ...
0
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0answers
31 views

Windows 7 randomly going from genuine to non-genuine and back

Okay, so I recently got a job and got a company laptop to use at work and at home. It had windows 7 pre-installed and for the first couple of days it worked normally, but recently the "this version is ...
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0answers
30 views

Has anyone been successful porting Prex to a raspberry pi?

Has anyone been successful porting Prex to a raspberry pi? If someone has already done the work and is willing to share that would be great. Unfortunately Prex's documentation is not good and I ...
0
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0answers
52 views

Some Custom Registry Setting is not persisting after running sysprep in window 7

I have installed Microsoft Security Essential on Window 7 and sysprep to create master Image. Issue: After Applying the Window 7 Image, Again system is asking to install Microsoft Security Essential ...
0
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0answers
18 views

View computer program/Internet connection history

How do I view the history of all programs/Internet connections run/created on Windows 7 64bit? I have a server, and I need to view client logs to find out averages on my server
0
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0answers
10 views

Backup computers boot information/files under Linux

Basically the same question as the unanswered one of How to backup the boot information of a PC's Hard Disk?, but from a different angle because that one was seeking Windows based solution ...
0
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0answers
48 views

Reclaiming an old school Chromebook

In the middle school I go to, we use chromebooks. They are "managed", so we cannot change or do anything to the laptop we are not allowed to do. One of my friends recently left the school. Since he ...
0
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0answers
9 views

Can I take this pre-existing unallocated partition and add it to my Linux OS (L:) logical drive?

I am trying to increase the size of the Linux OS partition to include a minimum of 30 GB possibly 35 GB, but I can shrink my main 1 any further or anything, would you be willing to help?
0
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0answers
29 views

SIGCONT definition, continue or restart?

According to the definition from wikipedia SIGCONT The SIGCONT signal instructs the operating system to **continue** (**restart**) a process previously paused by the SIGSTOP or SIGTSTP signal. One ...
0
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0answers
18 views

Why was overlaying suppose to be done by the programmer?

I was reading about OS memory organization, and the first entry in the Virtual Memory(VM) chapter refers to overlaying and how when it was used at a large scale (up to the 60s) the process memory ...
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23 views

Multiple Independent level of security vs Multi-level security

I am looking for a way to isolate two different networks from each other. Suppose we have 2 different network (public and private). I am looking for a way to connect to these two network via single ...
0
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0answers
24 views

Compiling OS from source

I downloaded the Python OS source code (the compiled ISO torrent didn't work) and I got a bunch of folders with makefiles and things in them. I'm trying to figure out a way to run this preferably on a ...