Linux and Unix Forum

Hello everyone, I'm in the early planning stages of a personal project to set up a smart home automation system using a Linux-based Raspberry Pi setup. My background is in electronics and embedded systems, but I'm relatively new to working with Linux for this kind of application. I’m hoping to …

How can i list snashot information and delete snapshot from command line or bash in elegant way? Thanks.

I want to run a command for ever in the Linux bash. Also I want to put 60 seconds between command execution.

So I've had a media server for a while using Plex as the software with a Terra Master as the hardware. I've become dissatisfied with both for various reasons and I'd like to make my own, but I'm also open to Plex alternatives recommendations. What I want to do is …

Hi All, I have a dedicated server with a company with poor technical support. Can anyone suggest a server company? Thanks, Jim

Hi I want to run a chess tournament that uses Android tablets as the input for each player. These tablets will be placed on a table, where at the end of the table there will be a pc running Ubuntu. The tablets will communicate with eachother using Bluetooth. The tablets …

Team, What would you want to see in an awk tutorial? None of the existing tutorials are great. A good tutorial is like the video from ten years ago where that kid outlines in about ten minutes how to breakdance, it's crazy.

For programmers who do not like to use IDEs, it may not be convenient to find specific strings in files of a specified type. Using standard grep is an option, but specifying file types can be quite cumbersome. We can solve this with a small script. First, use find to …

how to get job as linux adminstrator can i also work as network admin or analyser i am biggner in cybersecurity can any one help me for that..

I watched both grow , from their early beginnings , because our current servers are on CentOS and of course I am not happy with where CentOS has gone. Because the CentOS lesson , I have been really caution and I am a little bit too worried from witch one …

Want to buy a Dell machine loaded with Linux? Shame, as it appears that Dell Europe would really rather you bought a Windows-powered one, despite having a website devoted entirely to selling Dell Ubuntu laptops. And, oh boy, does it use some strange arguments to dissuade you from becoming a …

I am trying to set-up Postfix on my Ubuntu local web development machine for send-only e-mails using Gmail so I can test e-mails sent by a web app I am developing. These are the steps I have followed based on a recently posted tutorial found [here](https://tonyteaches.tech/postfix-gmail-smtp-on-ubuntu/): 1. Dowloaded and installed …

Essentially, there is no best hosting provider for everyone, there is only the provider that is best for you, that is, the provider that best fits your web hosting needs within your budget. The lowest cost is not always the best option Your website is often the face of your …

I want to know how to resolve the CondaHttpError shown in the .log file while running the test files for PathoFact. Is this due to unsuccessful software installation or a network issue? The Conda version is 23.7.3. 

What is hcxtool for kali linux?

I want to list services currently installed in an ubuntu box. Also want to list the status of the listed services. Thanks.

Hello, there. Before a lot of years, my main work in computer was made with Ubuntu because I have a computer without an official bought Windows version and I was afraid from a not legal work. When I bought this PC, in spite of that i made a double entry …

# Artificial Intelligence and Machine Learning # Artificial intelligence and machine learning are part of the computer science field. Both terms are correlated and most people often use them interchangeably. However, AI and machine learning are not the same and there are some key differences that I will discuss here. …

Hi, I have a Hostgator VPS and when I try to log into cPanel, I get an "Internal Server Error 500". The problem is likely due to a recent server migration. I get this error with cpanel.domain.com and domain.com:2083 I get this error on all the accounts on the VPS. …

Hello By mistake a file was emptied in terminal using the command ">filename.txt" I would like to recover the content of the file. Any means to do so? Thanks.

#!/bin/bash iptables -F iptables -t nat -F iptables -X iptables -t nat -X iptables -P INPUT DROP iptables -P OUTPUT DROP iptables -P FORWARD DROP iptables -A INPUT -i lo -j ACCEPT iptables -A INPUT -i eth1 -p tcp -s 192.168.167.0/24 --dport 22 \ -m state --state NEW -j ACCEPT …

iOS app development has to main part of development in the new era

Hello, I am trying to install paramiko on a linux instance running on docker. However, I keep getting the same error: Failed building wheel for cffi

I'm trying to run VirtualBox in Ubuntu. I just created a machine but when I run it I get this error message: Failed to open a session for the virtual machine Windows7_inLinux_2021_01_30. VT-x is disabled in the BIOS. (VERR_VMX_MSR_VMXON_DISABLED). Result Code: NS_ERROR_FAILURE (0x80004005) Component: Console Interface: IConsole {8ab7c520-2442-4b66-8d74-4ff1e195d2b6} Help? Thanks. …

I have a Kivy tabpanel with nested tabpanels. From one that is visible I select a button, which through it's binding, I want to display another tabpanel which will show additional detail. I do not see any visible, bring to front, etc. options to perform this.

How to fix the following polkit error: ***Error creating textual authentication agent: Error opening current controlling terminal for the process (`/dev/tty'): No such device or address (polkit-error-quark, 0)

I need to make some changes in SPI in Linux. I found that IOCTL was the called function. So where is IOCTL defined? I am using Yocto linux on Intel edison (arduino breakout board).The function call is as: ioctl (this->fd, SPI_IOC_MESSAGE(1),&msg); In the IOCTL definition I want to add code …

When I boot into linux (Ubuntu, I'm not sure which version, a recent one) I get this error: " Oh no! Something has gone wrong. A problem has occurred and the system can't recover. Please contact a system administrator. " I understand that I should boot from a DVD or …

Recently I installed Arch Linux on a laptop with a dead battery. It must be plugged in at all times for it to work. My plan was to keep it plugged in. I did not realize that rfkill exists to prevent the wifi from using the last bit of battery …

OK, I have a very strange problem which recently started on my laptop (running Arch Linux) and it's got me really stumped! Basically my battery ran out whilst I was away from my laptop and it shut down... Which shouldn't really be a problem. But when I plugged my laptop …

how is this possible that my university internet works on my window but it doesnot works on virtual machine even my virtual machine have bridged internet connection with my windows. I have installed kali linux in my virtual machine and i was trying to kickout everyother member on the internet …

Hi, Is there any other option other than OPM to restrict command in linux and nix server.? I have done through OPM but if OPM is not installed can we done through any other option

i’m looking for the steps to write a c program which work as the command PS and i know that i should read the information from pseudo file /proc but i don’t know how …and any simple code to help me understanding that... thanx

I recently installed Linux on my computer to enjoy a more versatile Ruby on Rails programming environment. The computer already had Windows 7 installed. However, I lost the booting path for windows after the installation. Currently, I cannot boot into Windows. Does anyone know how to edit Grub to allow …

I'm trying to save something on my external HD, but I get this error: Unable to access "TOSHIBA EXT" Not authorized to perform operation (polkit authority not available and caller is not uid 0) I made a snapshot of the error window, but that doesn't go to well either. I …

I have an ereader and I'm trying to upload books to it. Therefore I use the app Calibre. But the "send to device" options all don't allow me to do so. Any users of this app here? Thanks I must add: The device is a Kobo Glo

Any body can help me with solving this task: Write a simple program that creates a pipe forks two processes and then sends data through the pipe. Use two standard programs such as (who) and (wc).????

Hello. I'm trying to learn LInux. The book I read states that you should know how to use Vi. What is your opinion about that?

How can I produce supertext in Linux? edit: The name of this topic should be " produce supertext" in stead of " use supertext" but I think you all get t he point

My php is regularly stopping so I need some idea of database. Can you provide?

I have multiple files in a Linux systems where I want to copy them with a single cp command into a different path and directory. Should I write a bash script to copy one by one?

I have a really big problem because I have to call the file with the same name twice and I have this error all the time: ELF binary type "0" not known. -bash: ./a.out: cannot execute binary file: Exec format error https://pastebin.pl/view/6dd51419 I have to write a game for two …

Hi I'm looking for Linux with the best chance to work with touch controls straight out of the box. I bought Z3735F/2048MB/32GB tablet that doesn't support touch on win 10 at all (it was a "Bing" edition tablet). Maybe there is sth in linux world that is highly compatible with …

I want to see your suggestions on comparing CPanel and FASTPANEL. I used CPanel for some time but later I changed to FASTPANEL which is absolutely free but provides you with the same opportunities. Also FASTPANEL's design looks much better than CPANEL's one. So now I can't understand why people …

I installed Windows 7 on a guest machine in Virtualbox on my Linux Mint 18 host. Installation OK, activation OK. Then I tried to upgrade this guest from Windows 7 to Windows 10 I encountered some problems which rendered my installation useless. While I was working with these problems I …

I am facing this issue on my Linux server for long time and not able to resolve it.

Hi everyone! i have Fedora 28 (with xfce) installed on my laptop. As Fedora 28 is now an old version, I'd like to know if there is a way to upgrade directly to Fedora 32, with no risk (I mean no data loss, in particular my /home dir).. Can you …

I am trying to understand why do people still use linux.