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Updated: 5 hours 32 min ago

How to Install and Configure PostgreSQL 14 on CentOS 8

Thu, 10/07/2021 - 19:00

Are you wondering how to install PostgreSQL 14 on CentOS 8, Rocky Linux 8 or RHEL 8 and its derivatives? This guide goes through the process of installing and configuring PostgreSQL 14.

  • Enabling PostgreSQL 14 Repo on CentOS 8
  • Disabling modules for previous releases of PostgreSQL
  • Installing PostgreSQL in the system
  • Configuring PostgreSQL to allow remote access

Extras:

  • Creating super user in PostgreSQL
  • User management in PostgreSQL

The post How to Install and Configure PostgreSQL 14 on CentOS 8 appeared first on Linux Today.

Find Files and Directories in Linux Like a Pro

Thu, 10/07/2021 - 17:00

There are times when you want to access a specific file but can’t find it on your Linux system. While there are many ways with which we can search and locate files and directories on Linux, the easiest and quickest is probably through the terminal.

This guide will show you how to use “find” and “locate” commands to find files and directories on your Linux file systems.

The post Find Files and Directories in Linux Like a Pro appeared first on Linux Today.

Latest Steam Client Update Brings PipeWire Desktop Capture on Linux, Reduces Vulkan Pre-Caching Sizes

Thu, 10/07/2021 - 15:30

The new stable Steam Client update is packed with lots of goodies for Linux users, starting with the availability of the PipeWire desktop capture feature, which can be enabled if you launch the Steam Client with the -pipewire command-line option.

It also reduces the size of Vulkan pre-caching datasets by splitting and versioning them according to the capabilities of your graphics driver, as well as of Proton versions available in your system. Due to this change, the Vulkan pre-caching datasets will start from scratch after updating to the new Steam Client version.

The post Latest Steam Client Update Brings PipeWire Desktop Capture on Linux, Reduces Vulkan Pre-Caching Sizes appeared first on Linux Today.

Screenlets: An Amazing Tool to Add Desktop Gadgets/Widgets in Linux

Thu, 10/07/2021 - 15:00

Screenlets is a desktop widgets tool released under GNU GPL. The same name Screenlets refers to the engine as well as the widget that runs on it. Originally developed by ‘Rico Pfaus‘, ‘Helder Fraga‘ and ‘Natan Yellin‘ for Unix-like operating system, Screenlets is designed specially to run on X11-based compositing windows managers like compiz.

The post Screenlets: An Amazing Tool to Add Desktop Gadgets/Widgets in Linux appeared first on Linux Today.

Android 12 Source Code Has Been Published in AOSP

Thu, 10/07/2021 - 14:15

Google has announced the release of the source code Android 12 under the Android Open Source Project (AOSP). This means that the company has kicked off the new version of the popular mobile operating system, which in the coming months should begin to reach some device models through OTA updates.

The post Android 12 Source Code Has Been Published in AOSP appeared first on Linux Today.

How to Install Cacti on Rocky Linux and AlmaLinux

Thu, 10/07/2021 - 14:00

Cacti is an open-source web-based network monitoring and graphing tool written in PHP. It was designed as a front-end application for data logging using RRDtool. Cacti uses the SNMP protocol to monitor devices such as routers, servers, and switches.

The post How to Install Cacti on Rocky Linux and AlmaLinux appeared first on Linux Today.

How to Install AngularJS on AlmaLinux 8

Thu, 10/07/2021 - 13:00

AngularJS is a JavaScript-based open-source front-end web application framework primarily maintained by Google that assists with running single-page applications. It allows developers to use HTML as their template language and lets them create robust, interactive websites without having to reload the browser for every new page view. Here’s how to get it up and running and AlmaLinux 8

The post How to Install AngularJS on AlmaLinux 8 appeared first on Linux Today.

How to Recover Corrupted GRUB 2 Bootloader in RHEL 8

Thu, 10/07/2021 - 12:00

This brief guide explains how to repair/reinstall a corrupted bootloader on RHEL 8 and its clones.

The post How to Recover Corrupted GRUB 2 Bootloader in RHEL 8 appeared first on Linux Today.

UPDATE NOW: Vulnerability in Apache HTTP Server 2.4.49 Allows Files Outside of the Site Root to be Retrieved

Thu, 10/07/2021 - 11:03

A matter of urgency generated an update of http-server Apache 2.4.50, which eliminated an already actively exploited 0-day vulnerability (CVE-2021-41773 ), allowing you to access your files from areas outside the site root. The vulnerability can be used to load arbitrary system files and source texts of web scripts that are readable by the user under which the HTTP server is running. The developers were notified of the problem on September 17 but were able to release the update only today, after cases of using the vulnerability to attack sites were recorded on the network.

The post UPDATE NOW: Vulnerability in Apache HTTP Server 2.4.49 Allows Files Outside of the Site Root to be Retrieved appeared first on Linux Today.

Tomcat and TomEE Clustering Automation

Thu, 10/07/2021 - 11:00

Tomcat is an open-source web server and servlet container developed by the Apache Software Foundation, it was initially known as Jakarta Tomcat or Tomcat. If you have a website running on a production server with a Tomcat environment, your website might get thousands of web requests per minute. At this point, you most likely feel that the memory resources usage in one Tomcat JVM become overwhelmed. To prevent your server from going down or unresponsive, you can configure a Tomcat cluster by placing two or more Tomcat servers.

The post Tomcat and TomEE Clustering Automation appeared first on Linux Today.

How to Install Git Version Control System on Debian 11

Thu, 10/07/2021 - 11:00

Git is a distributed version control system that was originally developed by Linus Torvalds in 2005. It has since been made available as an open-source project, allowing for more people to contribute and use it across all platforms of development without charge. This tutorial shows you two ways to install Git on Debian 11.

The post How to Install Git Version Control System on Debian 11 appeared first on Linux Today.

How to Install Vivaldi Browser on Debian 11 Bullseye

Thu, 10/07/2021 - 10:00

In the following tutorial, you will learn how to install Vivaldi Browser on Debian 11 Bullseye.

The post How to Install Vivaldi Browser on Debian 11 Bullseye appeared first on Linux Today.

10 Amazing and Mysterious Uses of (!) Symbol or Operator in Linux Commands

Thu, 10/07/2021 - 09:00

The ‘!’ symbol or operator in Linux can be used as Logical Negation operator as well as to fetch commands from history with tweaks or to run previously run command with modification. All the commands below have been checked explicitly in bash Shell.

The post 10 Amazing and Mysterious Uses of (!) Symbol or Operator in Linux Commands appeared first on Linux Today.

Bash Scripting: Associative Array Explained With Examples

Wed, 10/06/2021 - 23:00

Bash supports two types of arrays, namely Indexed Array and Associative Array. This guide explains the Bash associative array in Linux.

The post Bash Scripting: Associative Array Explained With Examples appeared first on Linux Today.

Best Free and Open Source Alternatives to Microsoft Outlook

Wed, 10/06/2021 - 21:00

Microsoft Outlook Alternatives: Microsoft Outlook is a personal information manager software system, available as a part of the Microsoft Office suite. Here’s our recommended free and open-source alternatives.

Though primarily an email client, Outlook also includes such functions as calendaring, task managing, contact managing, note-taking, journal logging, and web browsing.

 

The post Best Free and Open Source Alternatives to Microsoft Outlook appeared first on Linux Today.

How to Set Up the Rsyslog Server on Debian 11

Wed, 10/06/2021 - 19:00

Rsyslog is a free and open-source logging software that forwards all log files to the centralized log server through the IP network. In this post, we will show you how to set up the Rsyslog server on Debian 11.

The post How to Set Up the Rsyslog Server on Debian 11 appeared first on Linux Today.

Red Hat Enterprise Linux 8.5 Enters Beta Testing with Live Kernel Patching on the Web Console

Wed, 10/06/2021 - 18:34

Red Hat Enterprise Linux 8.5 is the fifth maintenance update to the latest and greatest Red Hat Enterprise Linux 8 operating system series and brings various new features to RHEL’s web console, such as live kernel patching without using the command line tooling and enhanced performance metrics to help you identify and prevent performance issues.

Also new in Red Hat Enterprise Linux 8.5 are several new system roles for configuring, automating, and managing services on your Red Hat Enterprise Linux installations. These include RHEL system role for VPN, RHEL system role for Postfix, RHEL system role for timesync, RHEL system role for Storage, and RHEL system role for Microsoft SQL Server.

The post Red Hat Enterprise Linux 8.5 Enters Beta Testing with Live Kernel Patching on the Web Console appeared first on Linux Today.

Fwupd 1.7 Adds Support for Logitech Devices with the Unified Battery Feature, More

Wed, 10/06/2021 - 17:30

Fwupd 1.7 adds support for Logitech devices supporting the Unified Battery feature, implements an interactive request to restart some Logitech DFU devices, adds support for more Coreboot-powered StarBook laptops and PixArt devices, and introduces support for installing the LVFS (Linux Vendor Firmware Service) remote.

This release also comes with FuCfuPayload and FuCfuOffer for future usage, support for an ‘unreachable’ device flag, the ability to create Redfish user accounts automatically using IPMI, support adding GUIDs to each HSI security attribute, as well as the ability to convert security attributes to JSON and write them to the database.

The post Fwupd 1.7 Adds Support for Logitech Devices with the Unified Battery Feature, More appeared first on Linux Today.

AlmaLinux (CentOS Replacement) Becomes Membership-Centered

Wed, 10/06/2021 - 17:00

AlmaLinux, widely recognized as a CentOS replacement, has recently become a membership-centered project. With this move, CloudLinux keeps its promise to make AlmaLinux a community-owned open source project instead of its subsidiary.

The post AlmaLinux (CentOS Replacement) Becomes Membership-Centered appeared first on Linux Today.

TUXEDO InfinityBook Pro 14 Linux Laptop Updated with NVIDIA RTX 3050 Ti Graphics

Wed, 10/06/2021 - 16:30

Launched earlier this year in May, the 6th generation TUXEDO InfinityBook Pro 14 laptop is TUXEDO Computers’ first-ever device to feature a 16:10 Omnia display with a 2880×1800 pixels (3K) resolution.

Powered by 11th generation “Tiger Lake” Intel Core i7-1165G7 and i7-11370H processors with 4 cores, 8 threads and up to 4.8 GHz clock speeds, the Linux laptop shipped only with integrated Iris Xe Graphics, but now users can buy the device with an NVIDIA GeForce RTX 3050 Ti GPU too.

The post TUXEDO InfinityBook Pro 14 Linux Laptop Updated with NVIDIA RTX 3050 Ti Graphics appeared first on Linux Today.

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