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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4
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86 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
19 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
105 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 ...
2
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0answers
522 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
votes
0answers
835 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
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
9 views

Batch file to change system date on start up?

Cmos battery dead with wrong time/date cant fix it at the moment In the time being I want a batch file to change the system date and time to current as a start up task But if the date/time is wrong ...
1
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0answers
16 views

OS agnostic analog data input

I want to input an analog signal (for concreteness, temperature from a thermocouple) into a computer. The sampling rate should be at least several times (say, 10) per second. Moreover, I want to be ...
1
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0answers
16 views

How can cpu-intensive processes slow down a system despite having a scheduler?

I've encountered it on both Windows and Linux that if some process is doing some heavy work and the cpu is under a lot of stress, the whole system can sort of freeze, other processes get slow, etc. ...
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0answers
39 views

Ubuntu as a separate OS v/s Wubi

Due to some hardware problem, I am unable to use both my DVD drive and the bootable USB stick to install Ubuntu as a separate OS alongside Windows 7. I came across WUBI. I was wondering if there would ...
1
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0answers
87 views

Enumerating and connecting to named pipes

In windows Named pipes are available for IPC (interprocess communication) and are used both locally and remotely, Access to the remote named pipe contained in IPC$ share is done via SMB protocol,How ...
1
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0answers
46 views

how to check list of application running in core in windows 7

I need to know list of application (.exe) running on single core (cpu) in windows for e.g cmd.exe (application) is running on 2th core
1
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0answers
27 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
1k 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
24 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
62 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
vote
0answers
135 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
85 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
196 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
143 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 ...
1
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0answers
398 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
396 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
3k 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
261 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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76 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 ...
1
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0answers
138 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
106 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
175 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
571 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
375 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
9 views

Why does sound say it's working but isn't in windows 7 bootcamp?

I recently installed windows 7 home premium in bootcamp on os x Yosemite. The sound driver is working and everything. The sound appears to be working. I don't hear anything though. I have the volume ...
0
votes
0answers
15 views

Multiple PC's sharing operating systems

I have an Amd 3+ chipset pc, and I am interested in getting a micro-atx intel board for a hackintosh that would go in the same case. This is particularly useful to me for cross development. I would ...
0
votes
0answers
39 views

Is there a way to install Arch Linux on a separate drive via Windows?

I want to install Arch Linux on a new SSD I've bought however I don't have any discs or external drives to install it from. Is it possible to install Arch Linux via Windows 7 which is running on a ...
0
votes
0answers
15 views

Recover lost Ubuntu Partition

I lost 60GB of my hard disk partition during a failed Ubuntu installation. It is now invisible while using Windows 8.1. How can I recover it? Please help.
0
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0answers
18 views

PXE install update status

I'm currently working on an install system for my servers. Everything works fine except the fact that I want to update a state in database proportionally of the install's state like "Reboot on PXE", ...
0
votes
0answers
9 views

Multiple interaction controls on a single computer

I wonder if there is a way to interact with a single computer using two interaction controls.For example,two people must be able to interact with two different application simultaneously on the same ...
0
votes
0answers
15 views

Of how mutch importance is it to distinguish between subsystem and subsystem/kernel pair

There is no system but GNU and Linux is one of its kernels It is possible to have a kernel with different subsystems and a subsystem running on different kernels. Some real life examples ...
0
votes
0answers
10 views

VMware - Debian 7 Wheezy System Manufacturer and System Model

For a Linux VMware Virtual Machine (vsphere), I'd like to change the "System Manufacturer" and "Model". I do not want to show the original biologic. Instead I want you to write the name of the bios ...
0
votes
0answers
20 views

Remove Leftover Thunderbird Notification Popup from Screen (Windows 8 Os)

I hope this question is within the scope of this stack exchange community. Thunderbird has a popup notification for new mail(see image), and for some reason, it got stuck in my screen. I was wondering ...
0
votes
0answers
41 views

Hardware Support for Paging

The address consists of 16 bits, and the page size is 8KB. The page table thus consists of eight entries that are kept in fast registers. How do we get the total entries in the page table as 8? ...
0
votes
0answers
25 views

Block unwanted change in system time on windows

I don't want users to be able to change the system time. For this, I have set the Group Policy "Change the system time" to include only my Administrator account. I want to know the validity of this ...
0
votes
0answers
22 views

Installing Ubuntu in a new computer

I recently purchased a ThinkServer TS140 (Intel i3-4130; 8GB RAM, 1TB HDD). It comes without any installed OS or drivers. How do I install the Ubuntu OS in this computer? I tried burning the Ubuntu ...
0
votes
0answers
18 views

iMac not letting me log in

I have a iMac OS. Last night it locked up on me. I powered it off and when I started it back up, it goes through the start up process and then it gets to the login page. I click on the icon to ...
0
votes
0answers
24 views

Install Windows 7, keeping pre-installed Windows 8 (dual boot)?

I have a Samsung notebook with pre-installed Windows 8: how can I install Windows 7 in dual boot? I have read there might be some problems, since Windows 8 runs on GPT partitions, and Windows 7 might ...
0
votes
0answers
34 views

Edubuntu stuck on installation

I've had this problem using multiple discs on multiple drives on this one computer. I'm trying to install edubuntu 12.04 on an old desktop. It boots to the disk, I select english and then "install ...
0
votes
0answers
18 views

Why do UIDs start at 0 but PIDs start at 1 in Unix?

During a discussion of Unix operating system concepts, the question was raised, and no one really seemed to be sure. It seems against "the Unix Way" for things to be inconsistent that way, yet it ...
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0answers
41 views

How to transfer OS from failing hard disk to new external drive?

I have an old Vista Laptop whose hard disk is failing. For various reasons I must have the same exact system back again. I copied the entire OS on the C drive over to a new external drive and made it ...