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Python Tuples

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

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

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

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

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

  • Trend Oceans; By Jake Redfield (Posted by trendoceangd on Jan 19, 2021 12:42 AM EDT)
  • Groups: Linux
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

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

  • Opensource.com (Posted by bob on Jan 18, 2021 10:39 PM EDT)
  • Story Type: News Story
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

  • Howtoforge Linux Howtos und Tutorials (Posted by bob on Jan 18, 2021 9:38 PM EDT)
  • Groups: Linux; Story Type: News Story
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

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

  • linuxconfig.org; By Roel Van de Paar (Posted by LinuxCareer on Jan 18, 2021 7:35 PM EDT)
  • Story Type: Tutorial; Groups: Linux
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

  • https://buildvirtual.net; By Alex (Posted by bvirt on Jan 18, 2021 6:33 PM EDT)
  • Story Type: Tutorial; Groups: Linux
Learn how to copy a Docker image from one Docker Host to another Docker Host

Public Key Vs Private Key In Cryptography

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

  • It's FOSS News; By Abhishek Prakash Chaturvedi (Posted by abhishekpc on Jan 18, 2021 4:17 PM EDT)
  • Story Type: News Story; Groups: Linux
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

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

  • Opensource.com; By Kevin Sonney (Posted by bob on Jan 18, 2021 12:32 PM EDT)
  • Story Type: Editorial
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

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.

How to Create and Manage Archive Files in Linux

  • Linux.com; By Matt Zand and Kevin Downs (Posted by bob on Jan 18, 2021 8:08 AM EDT)
  • Story Type: Tutorial; Groups: Linux
In a nutshell, an archive is a single file that contains a collection of other files and/or directories. Archive files are typically used for a transfer (locally or over the internet) or make a backup copy of a collection of files and directories which allow you to work with […]

WhatsApp Privacy Policy 2021 – Account Suspension Date Extended

WhatsApp has extended the date of account expiration from February 8 2021 to May 2021. They clearly said in the Tweet that no account will be deleted on February 8. They want to give some time to their users so that they can understand the new policy. Look at their Tweet below.

Thank you to everyone who’s reached out. We're still working to counter any confusion by communicating directly with @WhatsApp users. No one will have their account suspended or deleted on Feb 8 and we’ll be moving back our business plans until after May

Setting up Tomcat 9.0.41 && mariadb-server 10.5 on Debian Bullseye/sid

Setup Tomcat via original tar.gz ball and JDK 11 allow to deploy "war" archive been built for Web Servlet Application from http://lxer.com/module/newswire/view/295844/index.html . Thus CRUD Server side Java Apps might be moved on Debian Bullseye/sid in 3-5 minutes .

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