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How to solve: Code: --------- is not in the sudoers file. this incident will be reported --------- as we meet once ?

Published at LXer: In this tutorial, we will show you how to use the Nginx as a web server and reverse proxy for Apache web server on CentOS 8. Read More......

Hello all. I have been using bionicpup32-8.0+25-uefi for about a week. I'm geting used to it slowly except that I cannot find how to delete / clear the Recently used list in Places (bottom of screen,...

Published at LXer: CloudLinux's CentOS alternative - AlmaLinux (beta) is now available for testing. Try it out! Read More... (https://news.itsfoss.com/almalinux-beta-released/)

I have Ubuntu 20.04 installed under WSL2 on my windows machine. I followed the instructions here (https://mywindowshub.com/how-to-add-a-desktop-experience-to-a-windows-subsystem-for-linux-distro/) to...

Published at LXer: Memcached is an open-source object caching program that speeds up your database performance by caching data in memory. It is very useful for dynamic websites that allow repeated...

Hi, As I was following this guide (https://www.pepipost.com/tutorials/setup-spf-and-dkim-with-postfix-on-ubuntu/) I got stuck at the testing DKIM configuration step. (My server is Debian10, I...

I have several SSDs in my computer; one with Windows 10, one with Windows 7, and one blank. I'd like to install Zorin on the blank SSD. How do I download to and install Zorin on that SSD?

I have asked Netboot.xyz to investigate adding to their Utilities Menu the Antivirus LiveCD option. DO you have a front end iPXE server available to which Netboot.xyz would point if Antivirus...

I meant "times out". This will be used primarily to upload files to the vsftp server. It connects properly, but just sits at "Reading remote directory..." then winscp gives the following error:...

Published at LXer: Checkout how Logistic Regression works and can be used using Python for classification. Read More......

I'm having a major issue with UEFI (maybe Secure Boot), but for the purpose of this post, I'd be grateful if someone could comment on my question. Unfortunately, I have Secure Boot enabled. For...

Published at LXer: Now is a great time to take up a new hobby. How about learning to play an instrument? Learning and playing an instrument has some real benefits to boosting your mood and mental...

I stream on twitch using OBS, to play music i use Cmus, I would like to have a "now playing" overlay in my stream that shows info about the current track Cmus is playing. OBS have a function which...

I'm using a *dell latitude e6410 with Ubuntu 20.04 LTS* and I went to the terminal to install Open-JDK I followed this websites guide *https://linoxide.com/ubuntu-how-to/install-java-ubuntu-20-04/*...

Published at LXer: AlmaLinux beta version is released. Here is an unofficial guide to migrate to AlmaLinux from CentOS 8 system. Read More......

I have a task before me. It is necessary to add a task to synchronize the client with my ntp server every hour. But I have 2 ntp servers. How to set up a task so that synchronization takes place only...

Hi all, I have installed sshpass. I am using sshpass and ssh to login to remote server. Once I log into to the remote server I would like to switch to webapp user for which I would like to pass...

I just installed -current on a RPi3. Wifi worked fine on the install kernel. After completing the install (SARPI) wifi doesn't work. The wifi works fine with Raspbian and the SARPI (fatdog)...

I recently switched from macOS to Linux Mint Debian Edition with Cinnamon DE. The transition was pretty smooth all things considered. I even managed to install a theme that looks like windows 95! ...

Published at LXer: The wallpaper is animated while the battery is charging. When not charging, Bwall shows the current battery level, changing according to the battery percentage. Read More......

I'd like to do some linux development for the open source SVN project. That said, I'm an experience Windows developer... but I don't know anything about tools for linux. I built a VM which I...

Published at LXer: Using a screen of a remote computer is often using VNC (Virtual Network Computing), or other remote desktop solutions. These come in both commercial and open source flavors. But...

Hello, I would like to convert a project (C/C++) to Linux. x86 and I will change to x64. The project uses inline assembly in certain places. Are there any examples? It is easier for me to learn...

I like to keep my libreoffice installation up to date, so when a new version comes out I download it from libreoffice site as a bunch of debs (ubuntu) and install then with dpkg. Installation itself...

Well Hello, from very sunny southern California. I am a new Ubuntu user with only 4 or 5 months experience. I was a "strictly Windows" guy for many years but decided to try Ubuntu and with time found...

I found out that in the dropbear -h it says ( I am really confused about what does the repeatable mean) -r keyfile Specify hostkeys (repeatable) defaults: - dss...

This is just information for the community. I collected some information from steam hardware survey last year. On Monday, Jan 06, 2020 Windows = 96.86% Mac OSX = 2.47% Linux = 0.67% but if...

This is python code, query the table pop form mariadb and writing the three columns of each row to a file in one line with comma separated: Code: --------- cur = conn.cursor() query = "SELECT...

Running 64-current with all updates. Tried to run k3b today and get this from cmd line - Code: --------- k3b: error while loading shared libraries: libgstbase-1.0.so.0: cannot open shared...

Published at LXer: NewsFlash 1.2.0 has been released with support for NewsBlur, ported Feedly to the new collections API, and more. Read More......

System info: Code: --------- $ cat /etc/centos-release CentOS Linux release 7.6.1810 (Core) --------- Code:

Published at LXer: Canonical released today Ubuntu Core 20, a minimal and containerized version of the Ubuntu 20.04 LTS (Focal Fossa) operating system designed for IoT (Internet of Things) and...

Published at LXer: This tutorial shows how to assign multiple IP addresses to the same network interface on a CentOS 8 system. We will use CLI tools, so this procedure can be used on desktop and...

Published at LXer: In this article, we will release Apache from the existing chart. We will create a sample*chart and*release, upgrade, rollback,*delete and restore it. Let's see the commands in...

It looks like the last release was in 2016... seems about 4 and 1/2 years since that release... is Slackware still getting updated? Should I try to install it on a new laptop?

Published at LXer: If you're heading to a sysadmin job interview, here are 5 questions to ask. Read More... (https://www.redhat.com/sysadmin/5-questions-interview)

I'm introducing myself as suggested. Name is Gideon from Guanacaste Costa Rica.

Published at LXer: It’s that time of the year again when super talented concept artist Sylvia Ritter releases her astonishing artwork inspired by the next major release of the popular Ubuntu...

Published at LXer: Do you know, what tools are used to troubleshoot or monitor real-time disk I / O performance issues on Linux? This quick article shows you how to check Disk I/O activity in...

Request for any information on this.

I thought the gcc i have installed had everything to basic (at least) C++ programs. But look at this: File a.cpp: Code: --------- #include #include

Published at LXer: Elder server httpd to be revitalized with Google-funded memory-safe add-on. At almost 26 years old, the Apache HTTP Server, known as httpd, has a memory problem: it is written in...

Hello, I am having a problem with a basic C++. I have searched around, but i only found reasons pretty different from what my code is. I have also reduced it to a minimal code that reproduces the...

On the 5.10.x kernel version, attempts to play mp4 videos on (maybe just some) NVidia hardware freezes the graphics portion of the system and require a reboot. The 5.4.40 version from May 2020 works...

I have a SBC autoconnecting wireless to my lan that never connects at boot but always at the first networkmanager auto refresh. Wireless connection once up is 90-100%. This is not a problem with two...

Hi, I have been trying to compile the Icecat slackbuild and have run into a problem. The header file asm/errno.h is not found. I have looked at the SARPI4 Kernel headers and there seems to be an...

Has anybody noticed a change in behaviour of the strip program in binutils 2.36? I've been using strip with wildcards for decades, but now it seems to dereference symbolic links. I noticed it...

I'm reading through the documentation of mutt and it suggests to run this or that command/function. But how do I do that? I found several explanations on how to bind a function to a key but what...

Using the bluetoothctl command is there a way to connect the left and right side of 2 bluetooth speakers in stereo? Or do I have to get like a USB to bluetooth and used the built in bluetooth to...