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Netdata – A Real-Time Performance Monitoring Tool for Linux Systems

  • Tecmint; By Tecmint (Posted by tecmint on Aug 13, 2021 2:37 AM CST)
  • Story Type: Tutorial; Groups: Linux
netdata is a extremely optimized Linux utility that provides real-time (per second) performance monitoring for Linux systems, applications, SNMP devices, etc. and shows full interactive charts that absolutely render all collected values over the web browser to analyze them.

KDE Gear 21.08 Brings Improvements to Dolphin, Konsole, Okular, and Many Other KDE Apps

The KDE Project released today KDE Gear 21.08 as the newest series of their open-source software suite for the KDE Plasma desktop environment and other projects.

5 Most Frequently Used Open Source Shells for Linux

  • Tecmint; By Tecmint (Posted by tecmint on Aug 13, 2021 12:09 AM CST)
  • Story Type: Tutorial; Groups: Linux
The shell is the command interpretor in an operating system such as Unix or GNU/Linux, it is a program that executes other programs. It provides a computer user an interface to the Unix/GNU Linux system so that the user can run different commands or utilities/tools with some input data.

Mozilla Thunderbird 91 Released as a Massive Update with Numerous New Features and Improvements

The Mozilla Thunderbird 91 open-source, free, and cross-platform email, news, calendar, and chat client is now available for download as a major update that brings numerous new features and improvements.

How to Find the Total Size of a Directory in Linux

  • LinuxShellTips; By LinuxShellTips (Posted by tecmint on Aug 12, 2021 9:40 PM CST)
  • Story Type: Tutorial; Groups: Linux
For Linux users and administrators in a server-like environment, knowing the exact size of a directory tree through the system terminal is important. It will help you compare file directory properties and determine their storage allocation when you want to copy or move these directories to a different location.

Oh No, My Archcraft Linux Gets XFCE PolicyKit Agent Error Notification!

I'm getting an Error on XFCE PolicyKit Agent when it finishes updating and upgrading on Archcraft Linux. And this makes me confused and frustrated. Below is a screenshot of the notification:

How to Clear RAM Memory Cache, Buffer and Swap Space on Linux

  • Tecmint; By Tecmint (Posted by tecmint on Aug 12, 2021 7:11 PM CST)
  • Story Type: Tutorial; Groups: Linux
Like any other operating system, GNU/Linux has implemented memory management efficiently and even more than that. But if any process is eating away your memory and you want to clear it, Linux provides a way to flush or clear ram cache.

How to Install Mongodb Compass GUI in Ubuntu 20.04

MongoDB Compass is a graphical tool for MongoDB that helps you to create, delete, read and update the database graphically. It is very similar to phpMyAdmin which allows you to explore your data, run the queries, and interact with the database.

15 Useful “ifconfig” Commands to Configure Network Interface in Linux

  • Tecmint; By Tecmint (Posted by tecmint on Aug 12, 2021 4:43 PM CST)
  • Story Type: Tutorial; Groups: Linux
ifconfig in short “interface configuration” utility for system/network administration in Unix/Linux operating systems to configure, manage and query network interface parameters via command-line interface or in a system configuration scripts.

How to add secondary IP address on RHEL/CentOS 8

2DayGeek: In this article, we’ll demonstrate how to add secondary IP address on RHEL 7/8 and CentOS 7/8 systems.

How to Fix the WordPress White Screen of Death

  • Linuxize.com; By linuxize (Posted by linuxize on Aug 12, 2021 2:14 PM CST)
  • Story Type: Tutorial
Are you worried about the WordPress White Screen of Death? Then here are some practical ways to solve such errors and best practices to avoid WSOD.

Thunderbird 91 is Finally Here with A Lot of Improvements

  • Linuxiac.com; By Bobby Borisov (Posted by bobolin on Aug 12, 2021 1:00 PM CST)
  • Story Type: News Story; Groups: Mozilla
The current version of Thunderbird is 78, which was released in July last year. After more than a year of development Thunderbird 91 arrives full of changes, news and improvements of all kinds. Here's what's new.

A beginner's guide to the Linux terminal

  • Opensource.com (Posted by bob on Aug 12, 2021 11:45 AM CST)
  • Groups: Linux; Story Type: News Story
There's a café a few streets away from where I live, and I go there every Sunday for a regularly scheduled game of D&D. They have a menu, and the first few times I ordered, I looked over the menu for several minutes to see what my choices were. Being a creature of habit, I eventually stopped referring to the menu because I knew exactly what they have for sale, and I know exactly what I want. read more

Elementary OS 6 Odin released on a 'pay what you want' basis

Principled Linux distro with curated apps, but spartan install may flummox newbies Elementary has released version 6 of its Ubuntu-based operating system, named Odin, on a "pay what you want" model.…

How to Kill Running Linux Process on Particular Port

  • LinuxShellTips; By LinuxShellTips (Posted by tecmint on Aug 12, 2021 9:17 AM CST)
  • Story Type: Tutorial; Groups: Linux
In Linux, processes and ports have a symbiotic relationship. One cannot exist nor function without the other. Processes tend to share ports and some processes rely on a specific port to meet an operating system objective.

5 of the Best Linux Distros for Developers and Programmers

Here we list five of the best Linus distros for developers and programmers, including Ubuntu, Fedora, Debian, Arch Linux, and Manjaro.

12 Useful “df” Commands to Check Disk Space in Linux

  • Tecmint; By Tecmint (Posted by tecmint on Aug 12, 2021 6:48 AM CST)
  • Story Type: Tutorial; Groups: Linux
On the internet, you will find plenty of tools for checking disk space utilization in Linux. However, Linux has a strong built-in utility called ‘df‘. The ‘df‘ command stands for “disk filesystem“, it is used to get a full summary of available and used disk space usage of the file system on the Linux system.

How to Install ModSecurity with Nginx on Ubuntu 20.04

In the following tutorial, you will learn how to install ModSecurity with Nginx on Ubuntu 20.04.

ModSecurity or often referred to as Modsec is a free, open-source web application firewall (WAF). ModSecurity was created as a module for the Apache HTTP Server. However, since its early days, the WAF has grown and now covers an array of HyperText Transfer Protocol request and response filtering capabilities for various platforms such as Microsoft IIS, Nginx, and of course, Apache.

Linux Traceroute Command, Explained with Examples

  • Linuxiac.com; By Bobby Borisov (Posted by bobolin on Aug 12, 2021 4:19 AM CST)
  • Story Type: Tutorial; Groups: Linux
Traceroute is a command line utility that prints the route (or hops) that a packet takes to reach another host. It is used for network diagnostics. In this article, we will discuss everything you want to know about the Linux traceroute command and how to use it in your daily practice.

How to Decrease Video Sizes Using FFmpeg in Linux

Decreasing video sizes becomes necessary when space is limited in cloud services, disks, or personal storage drives. You can easily hold onto larger files by chopping them down to a lower size. The world of open-source video editing tools is huge. So, choosing one can be tricky. This article explains how you can efficiently decrease video sizes using FFmpeg in Linux.

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