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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8
votes
7answers
15k views

Are we suppose to manually delete contents of /tmp?

I was under the impression that /tmp will regularly delete "old" files. Seems to me that /tmp will just grow as long as it wants to and won't delete anything. Some people say it's betetr to just leave ...
0
votes
1answer
15 views

Serva Login 0x35 NetPath not found, wrong credentials, or unreliable net

I'm trying to install Windows 8 via PXE network boot, I'm using Serva for this. When I get to the ServaPENet screen on my client I can't connect. Drivers are installed (I tried three different ...
0
votes
3answers
27 views

I'm not able to connect with SSH because of SUID warning

When I try to connect with another machine, after this command below: user1@host1:~$ ssh user2@host2 user2@host2's password: I receive: WARNING: Your password has expired. You must change your ...
1
vote
2answers
30 views

Is there any way to install any linux distro without acesssing the bios? (broken screen)

I am trying to run a Linux system from my y500 Lenovo ideapad but I can not access the boot menu or bios at all. This is because I have a broken screen and am using an external display to make use of ...
3
votes
2answers
4k views

Change the system partition in Windows XP

I attached two hard disks (Disk 1 and Disk 2) to an old computer system while installing Windows XP. Disk 1 is IDE and Disk 2 is SATA. I wanted to install Windows XP on Disk 1. Disk 2 was meant for ...
1
vote
1answer
1k views

Kali install freezes trying to find network drivers

Kali install freezes trying to find network drivers, so I can't install the OS in any way. I've already tried booting from DVD and USB, with two different versions.
0
votes
1answer
5k views

window 7 cannot stop looping for failure configuring windows updates reverting changes

Anyone have this kind of problem before? I shut down my computer and I restart it. I can just see my screen show me about this line" failure configuring windows updates revert changes." After that, ...
0
votes
2answers
824 views

Booting from USB with UEFI bios to install Windows 8.1

I have a Lenovo 11e Yoga laptop. I have installed a new, blank SSD in the system and now I want to reinstall Windows 8.1 (which is what the laptop came with). I created a bootable USB stick using ...
19
votes
7answers
56k views

What is the maximum number of partitions that can be made on a hard drive?

What is the maximum number of partitions we can make on hard disk in Windows? If it is limited to some particular number, why can we assign all the letters C through Z to drives? If it is a special ...
0
votes
0answers
9 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
4answers
80 views

Reboot and select proper boot device error after changing partition table

I have a problem with starting installation of Windows from a pendrive onto my Samsung NP700G7C-S01 laptop. Here are things which I did: I formatted all disks on my laptop via GParted from Ubuntu on ...
0
votes
0answers
22 views

Is it possible to bring up the OS without any displays on an armStone A9? [duplicate]

How to bring up the operating system on an armStone A9 without any additional displays, but just via LAN cable? My network setup looks like this: Details: PC (machine 1): Ubuntu 14.04 LTS / ...
-3
votes
0answers
17 views

Is possible to port virtual machine on second monitor?

Is it possible to display a virtual machine (VM) on a secondary monitor like a TV, and the "core" operating system on the primary monitor? I want to play a game with a friend, and I imagine I could ...
11
votes
3answers
38k views

Should I install my operating system on my SSD or HDD?

I'm currently deciding whether to install my Operating System on my SSD (solid state drive) or HD (hard drive). Will I be having programs on the HDD and the OS on the SSD or vice verca? Which will ...
0
votes
1answer
20 views

how to enable pci hotplug support in ubuntu 13.04

Kindly help. I have a pci-based wifi adapter which is not getting detected when i plugged it into the laptop. OS: Ubuntu 13.04 Kernel version: 3.8.0-19-generic
0
votes
2answers
56 views

Is it possible to re-install an operating system over an encrypted system?

Scenario: I buy old PC/laptops, fix it and then resell them. I recently got a laptop at an auction with the whole system password encrypted McAfee Endpoint Encryption. Windows does not even load. I ...
60
votes
3answers
91k views

How can I reinstall Windows 7 if I lost my installation DVD? [duplicate]

Possible Duplicate: Where do I download Windows 7 (legally from Microsoft)? I have lost my Windows 7 installation DVD, but I do have the license key. How can I get a Windows 7 DVD? Can I ...
1
vote
2answers
3k views

What is RPC and why is it so important?

From the beginning, I've heard that you never, ever disable the Remote Procedure Call service in Windows. This leads to horrible things that used to be hard to overturn (I believe that it's no longer ...
2
votes
2answers
186 views

How do I make zip files that unzip cleanly on any OS with native tools?

If I make a zip file on OSX 10.6 with the OS native tool, and unarchive it on Windows 7, it's root directory will be doubly nested in another one with the same name, and it will contain all kinds of ...
1
vote
1answer
5k views

Redirecting or routing all traffic to OpenVPN on a Mac OS X client

I have configured an OpenVPN (2.2.1) server on an Ubuntu virtual machine in the Amazon elastic compute cloud. The server is up and running. I have installed OpenVPN (2.2.1) on a Mac OS X (10.8.2) ...
-1
votes
0answers
49 views

Can’t boot OS as hard disk drive not visible in BIOS

My computer (Asus laptop) suddenly stopped booting up one day. So I used a Fedora live CD to back up all my files externally then used the same live CD to install Fedora while I figure out where I put ...
1
vote
1answer
40 views

Building a small home server [closed]

Good day everyone. I am not sure if this was the right forum on stackexchange, but I found it most applicable. I have quite an old PC (currently running Untangle, but not needed anymore), with ...
2
votes
1answer
595 views

How to perform a low level disk copy? (Migrate Windows system from one disk to the other)

Currently, I have a SSD on my computer, I install my OS Windows 7 on it. Unfortunately, it's capability is too small (32GB), it gets full easily, I need to clean up files periodically, it's quite ...
-1
votes
1answer
19 views

Can’t format Linux partition after reinstalling Windows

I was using 2 OSs, Windows 7—installed on C:—and Ubuntu—on a 60 GB partition next to G:. Now, I changed the processor and motherboard and reinstalled Windows. Ubuntu was left untouched. When I start ...
0
votes
1answer
27 views

Ho do I build and use a portable Windows OS environment for developers?

I am a developer and use several applications, tools and programs on my Windows 8.1 machine. I work frequently from home in addition to the office. Currently, I use one souped-up laptop that has all ...
0
votes
1answer
160 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
2answers
268 views

Windows 8.1 shows activated in computer property, but i encounter message saying 'windows will expire soon'

I have got my Lenovo Z50-70 about one month ago with Windows 8.1 Installed. It keeps flashing the message 'Your Windows will expire soon' But when I check activation status it shows me its ...
0
votes
4answers
49 views

Uninstalling windows 8 and then re installing it, how does it work?

So my PC has an activated version of Windows 8.1 and i was thinking of changing my OS to Zorin to see if i like it, if i decide i don't like it is there anyway i can get back Windows 8.1, if so how ...
0
votes
1answer
46 views

How the desktop identify the correct time when power on the system

I bit confuse with how the desktop identify correct time when i power on again, i was surprised how it happen? is there anything run even when i power off the system? Let say in my time it was 7.30 ...
-1
votes
3answers
54 views

Why am I unable to use my Windows 8 after installing Windows 7 in a separate partition?

Previously I had dual boot I.e, Windows 8 in G:drive and Windows 7 in C:drive. Since I had slow performance in Windows 7 I had to remove and re-install Windows 7 again in C:drive. so while starting ...
1
vote
1answer
61 views

What is “NT AUTHORITY” and “NT SERVICE”

I can find many info on what is "NT AUTHORITY" slash "something". Same for "NT SERVICE". But not for the part before the slash. I run into them from time to time in my work. I might receive ...
3
votes
4answers
6k views

Redirect stdout while a process is running — What is that process sending to /dev/null

I've run a command and redirected it's output via > /dev/null Now that it's been running significantly longer than I expected I want to see what it's doing. Is there a way to re-redirect the ...
0
votes
1answer
680 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 ...
3
votes
2answers
678 views

Mouse double-click min interval

This is the second mouse dying on me because of a poor switch ! Under most operating systems there is a option to set the max time interval in which two mouse clicks are processed as on double click. ...
-3
votes
1answer
66 views

What's the best Free OS available right now or soon will be? [closed]

My only familiarity is with win7. I'm looking for best new os system. That is light and fast, and can do everything. I have heard about ubuntu. But don't know if it's the best out there. So i want ...
0
votes
2answers
63 views

Computer claims operating system not found but the hard disk drive is fully operational

I’ve got this Dell XPS 15z laptop laying around with a broken hard driving. I swapped the hard disk drive (same format) of another laptop for an SSD. So I thought I could try to make it work again by ...
0
votes
1answer
30 views

Formatted PC wont boot from CD

I cleaned the HDD of an old PC with Hiren Boot CD to make a DIY server and it worked fine. I now have very clean hard drive. The problem is when I tried to put an iso of ubuntu server onto the machine ...
4
votes
1answer
33 views

Does Operating System modify BIOS in any way?

I am reading the book: How Computers Work: The Evolution of Technology and in Chapter 4 the author says: The operating system does not work alone. It depends not only on the cooperation of other ...
0
votes
1answer
34 views

Cant load any os installation on laptop

So I have downloaded Kali operating system and checked on my main computer (not laptop) if I burned it correctly to the DVD. The disk was running fine and the os installation showed up. However, when ...
0
votes
0answers
19 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 ...
1
vote
3answers
132 views

Do USB keyboards have hardware auto-repeat? (like PS/2 keyboards)

Or is auto-repeat done in software on the computer that the keyboard is connected to?
0
votes
0answers
26 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 ...
12
votes
4answers
268 views

Which multi-user operating systems allow a user to see the current command line of other users?

I was reading the manpage of unzip, and ran into the following -P password use password to decrypt encrypted zipfile entries (if any). THIS IS INSECURE! Many multi-user operating ...
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 ...
0
votes
0answers
22 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 ...
2
votes
1answer
53 views

Connecting to host OS database from guest OS VirtualBox virtual machine

I’m using Pentaho BI server in a CentOS VirtualBox machine, and now I want to connect it to an SQL Server database that I am running in my Windows host OS (localhost). Is there a simple way to do ...
0
votes
1answer
11 views

Time Machiine Volumes owned by root

I recently set up time machine to back up to two external USB drives. backups are proceeding fine, but the drives are owned by root and I can't access them via "enter time machine" or via normal ...
1
vote
2answers
735 views

Is there and easy way to clone my windows 8 os from ssd to a larger ssd

I know similar questions have been asked but, I have windows 8 preview release installed on an SSD (OCZ agility 3 120GB) I want to just move all my stuff including OS to a larger SSD (OCZ vertex 4 ...
0
votes
3answers
306 views

Sync Firefox between OSes like you never leave it

I have two OSes: Windows and Linux, both of them install Firefox 29. I would like them to have everything synced like they are two become one. Whenever it opens, it will open exactly to when it ...
1
vote
3answers
5k views

Sony Vaio BIOS Setup not Working?

I have a Sony Vaio E-series (VPCEA22EA) laptop. Yesterday, while I was starting up my laptop as usual, it showed the password error saying: Password you entered is incorrect I forcefully shut it ...