LinuxQuestions.org

Tried this Code: --------- $ nslookup 167.99.31.83 ** server can't find 83.31.99.167.in-addr.arpa: NXDOMAIN --------- Why and how to solve it ?

Hello, I need to 1) download a web page and 2) parse it to find three items. For some reason, GNU grep (2.5.4) doesn't return just what it found through the patterns: Code: --------- wget...

Published at LXer: A DaemonSet ensures that all nodes run a copy of a Pod. Normally, the node that a Pod runs on is selected by the scheduler but* DaemonSet pods are created and scheduled by the...

I'm new to this forum. I've been a Windows user for a number of years and I'm thinking of installing Linux on my Windows 10 computer. Here are my PC specs.. Interl(R) Core (TM) i3-7100 CPU @3.90...

NuTyX 11.6 available with cards 2.4.122 I'm very pleased to announce the new NuTyX 11.6 release. The 64-bit version contains more than 1000 packages upgraded. The 32-bit version of NuTyX,...

Hello, I'm using CentOS 8 and I tested my server by Lynis. It showed me below warning: ---Quote--- * Audit daemon is enabled with an empty ruleset. Disable the daemon or define rules [ACCT-9630]...

Published at LXer: The Debian-based Mobian Linux distribution for mobile devices is now available for PINE64’s PineTab Linux tablet in addition to the PinePhone Linux phone. Read More......

A few days ago I managed to setup the script for anacrontab and the daily backup executed as expected. Today, the backup didn't run. I checked the system log and I see this error... No idea what...

Published at LXer: The firewall is essential for controlling the flow of network traffic in and out of the Linux server. In this article, you'll display, add, and remove firewalld rules. Read...

Hello community! My company's security team is asking for elevated privileges account in the Linux server (CENTOS 7). They will be logging in the server. They are just saying that they need...

Published at LXer: OpenCV is a library of computer vision abbreviated as Open Source Computer Vision Library. It can be used for a wide range of applications, including face recognition and...

Published at LXer: Project leader Jonathan Carter explains problems facing this key Linux distro. Debian Project Leader (DPL) Jonathan Carter has described the key problems in the Debian community...

Published at LXer: If you're an IT manager and need a high-level overview of system monitoring, this is it. Read More... (https://www.redhat.com/sysadmin/linux-system-monitoring-managers)

Published at LXer: Early adopters of PINE64’s PineTab will be happy to learn that there’s now a build of the Arch Linux ARM distribution that works on the Linux-powered tablet. Read More......

Published at LXer: Linux not only paved the way for open source success, but it has shaped how open source communities operate. Read More......

Published at LXer: This tutorial shows how to install an Ubuntu 20.04 LTS (Focal Fossa) server with Apache, BIND, Dovecot and ISPConfig 3.2. ISPConfig is a web hosting control panel that allows you...

I have a number of directories on a linux based web server that contain jpg images. To distribute images to my friends I create a directory in /var/www/html/myphotos and put any images in there....

Published at LXer: All servers that are exposed to the Internet are at risk of malware attacks. For example, if you have a software connected to a public network, attackers can use brute-force...

I wish to request a HowTo on building a Slackware package using meson on a meson-source-package. I have a source src.tar.xz say. I've extracted it in to src/. I can then run meson src/ . I would...

Published at LXer: Restricting access to a resource is often required when using the web. On complex web applications, this is often implemented using a login system which can be more or less...

I had a system freeze recently that made me lose data. No fewer than FIVE partitions locked with LUKS/dm-crypt refused to open after the crash. I had backups for all the partitions except one that...

Hello, I'm using CentOS 8 and I want to disable vsftpd and use SFTP instead of it. I'm a beginner and found a tutorial like below and I need experts opinions about this tutorial. I want my user just...

Published at LXer: With just a week ahead of the final release of the highly anticipated GNOME 3.38 desktop environment, we finally have a look at some of the hottest new features and enhancements...

Hello, I'm using CentOS 8. when I set a manual IP to my NIC and back it to DHCP then the NIC IP doesn't change. I restarted "networking" service and used "ifdown" and "ifup" commands too, but problem...

Hello, I'm using CentOS 8 as a web server. My web server hosting a WordPress website and web site name is "my-example.net" (It just an example). I want to know is my "/etc/hosts" and "/etc/hostname"...

Hi! I'm of course really new to Linux and I'm running it on a chromebook via the built-in functionality, the system is a Debian 10. I have a Intel(R) Core(TM) i3-8130U CPU which supports Vulkan...

Published at LXer: GNU/Linux gaming has come a long way over the past decade. We are lucky to live in an age where there are a number of native linux games including AAA titles to choose from on...

Update error Mint 20 09/10/20 and prior attempts These errors show on every update attempt. Does anyone have an idea? E: grub-pc: installed grub-pc package post-installation script subprocess...

Published at LXer: Fixes aplenty for vector graphic editor fans. Users accustomed to lengthy waits between releases will be surprised to find open-source vector graphic outfit, Inkscape, has...

Hi, I have these code, to find values of a array in a file. The script only search in some lines number that the are in other file Code: --------- while read -r Line; do

Hi, I'm reading this fantastic forum for quite some time and finally decided to join the community since I was not able to find an answer to this question: from time to time it happens that I...

Hello I am trying to install cylc in ubuntu terminal and facing an issue. Though i try to go for cylc 7.8.2 but when i check the version it always show 8.0a0. I am not able to solve this and neither...

Published at LXer: Have you ever wondered why sudo or root permission is required to mount an external drive or partition as a normal user from Terminal, but not from the file manager in Linux?...

Published at LXer: We'll just let muted videos autoplay on Chrome for Android because publishers can't be stopped. Google's rules for when its Chrome browser allows and blocks the automatic...

Yes yes I know, there are a lot of CPUs and they may all have different ideal temperatures and heat tolerences. If that's the case let's talk about AMD cpus, specifically Ryzen CPUs. I have a...

New guy (I just posted in the member intro section). I'm running Centos 8 server, attempting to build PulseAudio. I realized it's already installed and normally would not need to be built, but...

trying to transfer files between 2 remote servers both running Mate via caja ftp is extremely slow (4.5mbps both have GB net ) -- any recommendations on speeding it up ?

Published at LXer: The Zorin OS project announced today the release and general availability of Zorin OS 15.3, the third maintenance update in the Zorin OS 15 series, which has been downloaded more...

Howdy everyone, New to this forum but have been an I.T. pro for more than 40 years (so far). By far most of my experience over that time has been in/on the IBM Mainframe world as a system...

Hi guys. I am new to Linux and I use Linux Mint 19. I want to apply for Canadian citizenship and I need to complete some pdf directly on the government page here ...

Hi! I have Kali (it's based on Debian) and it shows me Windows partitions in file manager which I can mount, but they get mounted WITHOUT write permissions. It happens also on root. Hell, I don't...

Published at LXer: In this week’s edition of our open source news roundup, Gitpod open sources its IDE platform, BraveDNS launches an all-in-one platform, and more open source news. Read More......

I have removed a HDD from a video recorder which is something like 20 years old. It is a standard 3.5 inch IDE drive. I found that I was not able to read the drive paritions using an IDE disk to...

Published at LXer: This brief tutorial describes how to auto logout inactive users after a particular period of time in Linux and Unix-like operating systems. Read More......

My web server can't send email out. amavis is running but no ports 10024 and 10025 instead ports 10023,10025,10027 are open. Code: --------- root@web911:/etc/amavis/conf.d# netstat -tap | grep...

HI, I just installed Linux Mint on my computer. However, I found it impossible to adjust the brightness. When I attempted to change screen resolution(since everything was extremely small), it had...

Hello everyone, I have following problem: I have laptop which contains Windows 10. My printer is connected to this laptop. I have connected printer to my Kubuntu computer but cannot do it with...

Published at LXer: Go take the dog for a walk... or crack a book, maybe. Browser maker Vivaldi has made the bold claim that its latest release will allow users to "pause the internet."… Read...

I changed the /etc/sysconfig/ifconfig.enp3s0 to the WAN IP, gateway, broadcast. But there is no output until I press ctrl+C and then a message is displayed: 100% packet loss ( and much more like...

Published at LXer: As the movement to migrate enterprise data to the cloud gathers steam, there is an active debate on the best approach to securing*and protecting it. But before we talk about the...