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Updated: 2 min 39 sec ago

How to set up WireGuard VPN server on Ubuntu 20.04

5 min 32 sec ago
WireGuard is a relatively new entrant in the VPN software scene, with a bold promise to dethrone OpenVPN from the top in terms of speed, ease of use, and auditability. This tutorial covers how to set up Wireguard VPN server on Ubuntu environment.

apt-key Is Deprecated. How To Add OpenPGP Repository Signing Keys Without It On Debian, Ubuntu, Linux Mint, Pop!_OS, Etc.

1 hour 7 min ago
This article explains how to securely add OpenPGP keys and third-party APT repositories on Debian, Ubuntu, and Linux distributions based on these, like Linux Mint, Pop!_OS, Elementary OS and so on, to replace the deprecated apt-key.

How to enable PowerTools on CentOS 8

2 hours 8 min ago
The PowerTools repository, which is available on CentOS/RHEL 8, provides developer related tools and libraries. Some EPEL packages depend on packages available from PowerTools. Thus if you have set up the EPEL repository on your CentOS, it is recommended that you enable PowerTools as well.

Python Tuples

3 hours 10 min ago
Tuples are similar to lists , with the main difference being that the lists are mutable while the tuples are immutable. This means that the tuples can not be changed after creation.

Easily Create a Multiboot USB with Ventoy

4 hours 11 min ago
Ventoy is a top-rated free and open-source utility to create a multiboot USB stick from ISO files. I use it regularly, and highly recommend you to use. Recently I covered on how you can create a bootable USB stick using Baleno Etcher. This time I will guide you how easily you can create a multiboot USB stick by just doing copy-paste ISO file to your USB device.

Turn your Raspberry Pi into a HiFi music system

Tuesday 19th of January 2021 07:47:29 AM
For the past 10 years, I've worked remotely most of the time, but when I go into the office, I sit in a room full of fellow introverts who are easily disturbed by ambient noise and talking. We discovered that listening to music can suppress office noise, make voices less distracting, and provide a pleasant working environment with enjoyable music.read more

Bytten Studio say not to sleep on Linux in their postmortem for Lenna's Inception

Tuesday 19th of January 2021 06:45:57 AM
Lenna's Inception is a top-down Zelda-like action-adventure game with a world that is glitching, with a style that can switch between 8-bit and 32-bit pixel art styles. The game developer behind it has said not to sleep on Linux support.

ncmpcpp – featureful ncurses based MPD client inspired by ncmpc

Tuesday 19th of January 2021 05:44:25 AM
ncmpcpp is a terminal-based MPD client with a user interface that seeks inspiration from ncmpc and shares a lot of similarities. But it adds some useful features.

Create Bootable USB Using Etcher in Linux

Tuesday 19th of January 2021 04:42:53 AM
Etcher is a free and open-source utility developed by Balena licensed under Apache License 2.0. It is used to create a bootable USB device using ISO and IMG files.There are many tools available to create a bootable USB stick in Linux. Etcher is one of them, and we recommend using it as it is way faster to create a bootable USB stick than other utilities.Today, we guide you on how to install Etcher and make your first bootable USB stick.

Set up a minimal server on a Raspberry Pi

Tuesday 19th of January 2021 03:41:21 AM
Recently, the microSD (secure digital) card in my Raspberry Pi stopped working. It had been in constant use as a server for almost two years, and this provided a good opportunity to start fresh and correct a few problems. After its initial installation, it began experiencing disk problems and the official Raspberry Pi operating system (OS) received a significant update (and was renamed from Raspbian to Raspberry Pi OS). So I acquired a new microSD card and preceded to rebuild.read more

Gain control of your calendar with this simple strategy

Tuesday 19th of January 2021 02:39:49 AM
In prior years, this annual series covered individual apps. This year, we are looking at all-in-one solutions in addition to strategies to help in 2021. Welcome to day 3 of 21 Days of Productivity in 2021.read more

How to create a lifecycle policy for an S3 Bucket on AWS

Tuesday 19th of January 2021 01:38:17 AM
In this article, we will see the steps to move objects (Transition Action) to Glacier after 10 days of creation and delete(Expirations Action) them after 365 days of creation.

An introduction to hashing and checksums in Linux

Tuesday 19th of January 2021 12:36:45 AM
Always wondered how to make use of a checksum? This introduction shows you what they mean, and how to use the proper tools to verify the integrity of a file.

Bash Background Process Management

Monday 18th of January 2021 11:35:13 PM
There are many times when a Bash developer or user will want to run a process in the background, either from the command line or from inside a bash script, and then handle that same process again later. There are various command line tools which allow one to do so. Being able to start, manage and destroy background processes is a requirement for many more advanced level tasks, especially in the areas of advanced scripting and process control.

How to Copy a Docker Image

Monday 18th of January 2021 10:33:41 PM
Learn how to copy a Docker image from one Docker Host to another Docker Host

Public Key Vs Private Key In Cryptography

Monday 18th of January 2021 09:32:09 PM
Previously we talked about End to End Encryption, this time we will talk about Public Key vs Private Key in Cryptography. Before we start discussing their difference. We need to understand what they are and how they are used. Public and Private keys are the pair of two keys that are related to each other. These keys have a special purpose to serve, If you encrypt a packet of data with one key, that encrypted data packet can be decrypted with the other key of this pair.

Gmail’s Privacy Alternative ProtonMail Makes ‘Undo Send’ Feature Available for All Users

Monday 18th of January 2021 08:17:49 PM
Last month ProtonMail introduced the 'Undo Send' feature for its beta users. The feature is now available for both free and paid ProtonMail users.

How to count lines of source code in Linux

Monday 18th of January 2021 06:43:31 PM
For various reasons you may want to know in how many lines of code given open-source software is implemented. For example, you want to estimate the effort devoted to developing a particular open-source program. Or you want to gauge the size and complexity of a program before trying it.

3 steps to achieving Inbox Zero

Monday 18th of January 2021 04:32:00 PM
In prior years, this annual series covered individual apps. This year, we are looking at all-in-one solutions in addition to strategies to help in 2021. Welcome to day 7 of 21 Days of Productivity in 2021. There are lots of ways people manage email. Most people I have talked to over the past few years fall into one of two categories: The people who keep everything in their Inbox folder, and those who do not. For those that do not, the concept of Inbox Zero comes into play frequently.

Postgresql service failed because the control process exited with an error code

Monday 18th of January 2021 02:20:29 PM
PostgreSQL is a free and open-source, community-driven, standard-compliant, and most popular object-relational database management system. It is used by popular IT companies like Uber, Netflix, Instagram, Spotify, etc. Recently I installed PostgreSQL and getting an error while running daemon. This is mainly because PostgreSQL not getting sufficient permission to create the folder required to store database information.

More in Tux Machines

Trisquel, Phones, and File Sharing

This is for Trisquel users who have Android or Apple phones. This tutorial explains how to share files between your desktop and your phone via wireless or cable without using KDE Connect. This 'magic' is called Syncthing -- a cross platform app. It is an easy and quick app to transfer your photos and everything between devices just like the proprietary software SHAREit but with privacy and security for you. I have made similar guide before (see here) but for Trisquel 9 it is a little different so this is for you. Now let's start sharing! Read more

Easily Create a Multiboot USB with Ventoy

Ventoy is a top-rated free and open-source utility to create a multiboot USB stick from ISO files. I use it regularly, and highly recommend you to use. Recently I covered on how you can create a bootable USB stick using Baleno Etcher. This time I will guide you how easily you can create a multiboot USB stick by just doing copy-paste ISO file to your USB device. Read more

Android Leftovers

Today in Techrights