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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63 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?
2
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0answers
18 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
496 views

Operating system not found

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
759 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
votes
0answers
50 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
12 views

Can't wake up from standby(S3)

I'm a beginner of BIOS engineer. My laptop can't wake up from standby(s3). Someone tells me it's a SSD problem and BIOS issue.(laptop using M.2 SSD (Achie)) Because it's working fine in some BIOS with ...
1
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0answers
379 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
50 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
38 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
119 views

Chrome OS sudo startunity app

I am running crouton unity on a Samsung chrome-book. How do i automate a shell script to start unity into a chrome OS app that I can place on the chrome shelf next to the other chrome apps? i want ...
1
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0answers
70 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
149 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 ...
1
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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 ...
1
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0answers
95 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
251 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
321 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
158 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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0answers
72 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
134 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 ...
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
104 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 ...
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
511 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
369 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
votes
0answers
15 views

OS on Flash drive: noticeable performance penalty if used as (linux-based) htpc?

My question is whether there is any noticeable difference in performance, given my use case, for installing a (linux-based) OS on a flash drive rather than on a SSD. I plan to turn my fanless HTPC ...
0
votes
0answers
46 views

Stuck at “Loading Windows” or any other operating system

A computer I'm trying to fix gets stuck whenever I try to load an operating system from hard disk or cd-rom. Originally the system didn't send out a video signal, so I figured the motherboard was ...
0
votes
0answers
21 views

Link asm bootloader with c file

first of all I'm sorry if I put this post in a wrong category, but I'm new here... Recently I tried to make own, simple "OS". Maybe it's not an appropriate word for that, because my target was just ...
0
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0answers
9 views

How to share configuration files and data across multiple OS?

I'm looking for input on how to share configuration files and data across different OS. Sharing data makes only sense if the data is actually platform independent (e.g. the maven cache ...
0
votes
0answers
20 views

restart copying a large file interrupted before (OS Support)

[Just a Thought] Today while copying a large file from my computer to the external hard disk, it got interrupted and copying stopped. Afterwards when I tried copying again, the process of copying ...
0
votes
0answers
49 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
19 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
47 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
405 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
votes
0answers
82 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
34 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
votes
0answers
11 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
votes
0answers
104 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
30 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
30 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
votes
0answers
14 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
42 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
266 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
votes
0answers
69 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
69 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
87 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
47 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
83 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 ...