Questions tagged [operating-systems]
The software layer between your hardware and application programs. It manages program scheduling, memory allocation, interrupt handling, disk input/output, graphic acceleration, hosting device drivers and various other resources.
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I removed all empty folders in System32
Well it happens to the best of us...
I was running a batch file which runs a RD XXX for every folder in a location and accidentally run it as admin inside System32.
It saw that it removed 3-4 empty ...
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How does re-installing an operating system on a primary drive impact data on mounted filesystems?
I have a machine with 3 separate SSD drives:
sda - Holds the operating system itself (Ubuntu)
sdb - Personal Data
sdc - Personal Data
sdb and sdbc are mounted drives.
Say I planned on wiping the OS ...
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Can I install OS from Virtualbox to disk?
I have installed Linux distros many times by mounting ISO in Virtualbox and installing it from virtual machine to disk. It always seemed to work, although is it safe and should everything work fine?
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How a 32 bit number stored in 64 bit processor with 32 bit OS? [duplicate]
When a 64 bit OS runs on a 64 bit processor, the processor processes the whole 64 bit (8 bytes) in one go.
Suppose a 32 bit OS runs on a 64 bit processor, how is data extracted? Is 32 bits (4bytes) ...
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Does every storage device have MBR?
I have learnt that the BIOS collects the most diverse hardware data and create a complete list of all of the device’s available drives immediately after being powered on.
When this process is complete,...
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System restore Windows with Ubuntu dual boot
I currently have dual boot with Windows 10 and Ubuntu on different partitions. If I were to do a system restore on Windows 10 where I pick the option to delete all files, will the dual boot (Ubuntu ...
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Why client need a new build instead of just download the released executable
The question is just a sentence, why the github projects would always like to come with the build instructions instead of just leaving the download link/instruction? I personally think that it ...
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Will factory reset bring back my windows and solve the booting problems?
So initially I had Windows 10, then I installed OpenSuse Tumbleweed for dual boot. But for some reason I am not able to boot into windows and I can't see the option of Windows in the BIOS either. Now ...
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Is video memory mapped to 0xb8000 on every modern computer?
I will attempt making an operating system for my computer and haven't been able to find a definitive answer.
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What does Windows unrequested logoff type 0 (event1100) followed by dozens of events logon (event 4264) mean?
I left a python script running all night. And in the morning I noticed that my computer was with the login screen, waiting for me to type the password (interactive mode). I did not expected that, the ...
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Win7 could not support NVM hard disk?
I use win7 installation disk burned with ISO image and try to install new OS.
But get this error.Windows could not install on this disk.Windows need driver[standard NVM Express Controller].
Hard disk ...
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What’s this little arrow thing in the top right corner in google chrome?
Today I noticed a strange arrow in the top right corner in Google Chrome. I checked my extensions it isn’t and extension. What could it possibly be? A new update? I’m using the Version 89.0.4389.90
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Can any one help me.it shows every time I scan
Windows Resource Protection found corrupt files and successfully repaired them.
For online repairs, details are included in the CBS log file located at
windir\Logs\CBS\CBS.log. For example C:\Windows\...
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System \ ntoskrnl.exe \ RtlIoDecodeMemIoResource consuming 3-4% CPU constantly: why and how to avoid it?
My Laptop is using >= 10-15% CPU constantly when idle, specifically System >= 3-4% CPU, of which most comes from
ntoskrnl.exe RtlIoDecodeMemIoResource: 3-4% CPU at least at any time.
From what I ...
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Can an RTOS (real-time operating system) read and write files in a filesystem?
Can an RTOS (real-time operating system) read and write files in a filesystem? Or is it restricted to operating with volatile memory (RAM) only?
If it can, how can the timing guarantees be enforced?
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Can I use a bootable Ubuntu like a regular Ubuntu?
I need to do some cuda (gpu accelerated) computation with tools only available on linux.
I could install a second OS on my machine but since I've never done it I'm sure I'll just destroy my current ...
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Can windows server 2012 be installed on virtual box?
(Private feedback for you)
Im trying to install windows server 2012 on virtual box via a bootable usb but it just reaches to this screen and hangs indefinitely, I've allocated 2GB of RAM and 15GB of ...
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How open binary file
I have a file called AndroidManifest.xml I'm studying about injecting the payload manually, and for that I need to open the file to look for another file, only when I open the characters it looks like ...
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Catfish authentication failed
my file system was working fine, I don't know what happened it doesn't show my directories, this is because of catfish I have to update it, but when I update it appears:
Error: Authentication failed
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Failed to install backdoor-apk
I tried to install the backdoor-apk on Kali Nethunter and I received the following error:
[*] Running backdoor-apk.sh v0.2.4a on Mon Feb 15 05:23:28 UTC 2021
[!] Check your environment and ...
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Why does Task Manager indicate that I have 2 memory slots with only 1 in use when my laptop has 2 SODIMM slots used
I have a Toshiba Satellite P50-B-10V laptop which can be upgraded up to 16GB RAM.
This laptop comes from factory with two memory slots (1 occupied by a 8GB module, and 1 free for upgrade)
Recently I ...
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installation of kali linux in windows
I have twice "disk". One is my windows I have another unallocated disk. Should I make it a volume to install Kali Linux?
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Can you run older Operating Systems on "Windows 10" motherboards?
I would like to know if there are any issues that may/will arise if I attempt to install Windows 7 on motherboards that specifically say their support is only for Windows 10. The reason why I'm asking ...
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Is there a way to do version controlled operating system back-ups?
I recently messed up pretty badly by removing all 32-bit binaries in my Ubuntu 18.04, of course I'd forgotten to make a back-up. I've had similar issues in the past on Windows as well where I did ...
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Compensation program for bug reports in MacOS and MS Windows?
I have read that Apple gives compensation to people who found a BUG in MacOS. If that is true, does also Microsoft have a compensation program for people reporting verifiable and reproducible bugs in ...
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Writing keypresses to SSD & wear leveling
I am planning to write an application that tries to write as much to file as possible as to never lose any significant amount of data. It will write every key stroke including micro or even nano-...
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Where does Windows 10 (Chrome or Edge) stores the data of an installed PWA?
I want to be able to transfer an installed PWA to an offline PC.
When "installing" it via the browser an link is created:
EDGE
"C:\Program Files (x86)\Microsoft\Edge\Application\...
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The pass password-manager do not link bash compleation to my ~/.password-store folder on Arch Linux
Have had this problem on two different Arch Linux machines in the past, but it have magically resolved itself after a day or two. The primary problem is that when I write pass and use Tab, bash do not ...
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Moving a file to the prefetch folder make openning it fast?
I have an excel file, that I mostly open. If I put that file in the prefetch folder will make its openning quick?
If no do you have other suggestion to make a file open fast?
Thank you
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If I encrypt my system drive with VeraCrypt, can I be using the computer while this is happening?
I'd like to encrypt the my system drive that my OS is on. This is my only computer, so I was wondering if encrypting it would prevent me from using it, presumably for days.
I've tried encrypting an ...
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Is there any ubuntu package can replace to libnagios-plugin-perl for Ubuntu18?
I am working on ubuntu18.04 and I need to install libnagios-plugin-perl. But it seems that this package is not available for ubuntu18 up.
apt install libnagios-plugin-perl
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Timeout detected. (data connection) command line WinSCP
I am downloading files from FTP server using winscp script it was fine till yesterday but today it keeps disconnecting. I do not know what changed today? However, I am able to connect with GUI like ...
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Are device drivers for controllers or devices?
Please help me straight my understanding about this:
From what I understand, motherboards contain pre-installed device controllers. A controller is a chip that's responsible for communicating with the ...
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Configuring Workstation For Serial Port Communication
I am trying to access the Siemens RuggedComm 900W ROS (operating system associated with the Ethernet switch) by establishing a serial port connection.
I have followed the instructions described in the ...
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how to get the license key for windows10 developer edition on virtualbox
Hi I've downloaded windows10 image for VirtualBox (from microsoft website) and is working fine. But I see bottom right corner of my guest OS, license expires in xx days. I tried entering my windows10 ...
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How can I install Windows 10 on my spare hard drive
I want to install Windows 10 on a hard drive, I already have Ubuntu 20 installed on my first hard drive and want to install Windows 10 on the second one. I did get Windows 10 on a USB though when I ...
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Windows 10 Pro Upgrade from 10 Home
I bought a Dell Laptop which had a Windows 10 Home OS pre-installed. Now I am thinking of Upgrading to Windows 10 Pro but I am not able to do it. Guys from service center are saying that I have an OEM ...
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Can we still use Fn for dragging a window on new MacBooks?
On my older 2013 MacBook Pro, I was able to hold down the Fn key and drag any window my pointer was in. I've looked through the System preferences on my new MacBook but can't find a way to do this (I ...
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Things to consider before reinstalling Windows
So, I'm planning on reinstalling windows. Long story short, windows insider expired and I cannot opt out of it anymore. Now I just keep getting notifications about it.
I'm just wondering what are the ...
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Is it possible to move windows to other disk?
Recently I buy a laptop that using HDD, include Windows 10 Home. Now, I want to buy new SSD to increase my laptop performance. Is it possible to move the OS to new disk? Because I do not have the CD, ...
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only 8gb storage on kali linux live on 64gb flash drive
I just got kali Linux Live and put it on my 64Gb flash drive. To install updates these take up to 6Gb of storage. I need your help to solve why I have about only 8Gb of storage on a 64Gb flash drive.
...
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Can't load any OS on my thinkpad -- Using drive 0, partition 4, No o/s
I've tried to install an OS on a Thinkpad X220. But, if I plug a usb stick on it, there is an error message : "Using drive 0, partition 3. No O/S" and I can't do anything else...
And I can't ...
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What are longest extension names functioning in actual programs? [duplicate]
I'm writing piece of code detecting file extensions and I was getting quite a lot of garbage like . Jones - Some Document Title just because file name was starting with Dr. Jones. So I decided to put ...
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Is there an OS that can boot .vhd
Is there an Operating system that can load .vhd files and run them like if it was a virtual machine? And if there is how can I use it? I have tried Grub4Dos but that probably isn't what its for
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How tu run Android Generic System Image (GSI) on qemu-aarch64?
Android GSI contains a system.img and a vbmeta.img. I tried qemu-system-aarch64 system.img -machine virt but qemu simply hangs.
If we can directly run the offical pre-built android image, creating an ...
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cant install any package on ubuntu Linux
root@osboxes:~# apt install gcc
Reading package lists... Done
Building dependency tree
Reading state information... Done
gcc is already the newest version (4:9.3.0-1ubuntu2).
0 upgraded, 0 ...
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Can you run a Windows Application inside Linux without Third Party Software like WINE?
I want to install an application originally designed for Windows in Ubuntu, but I don't want to install other software, such as WINE, to be able to do it.
Is that possible?
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Disabling Shift key from overriding Numlock (or stopping Shift key from overriding Numlock for Numpad keys and using Shift as a Numpad 0-9 modifier)
If anyone knows how to disable/override the functionality in Windows of the Shift key temporarily invalidating the Numlock status so that the numpad 0-9 keys output as other keys (insert, end, down, ...
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Cannot update OS due to disk storage space limitations [closed]
I need to update to the latest version of Windows 10 but cannot do this due to limited space on my C: drive.
It says I need to free up at least 6GB before I can install (and install the new stuff on a ...
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Possibly bricked PC after overclocking and frequency change
I helped my friend configure some settings on his BIOS from his custom build PC he made not too long ago, what we did was change the frequency of the RAM, which wasn't too large, and was good as my ...