Zed is a high-performance, “multiplayer”, free and open source code editor written in Rust and developed in the open on GitHub. It was created by the same authors as the Atom text editor, and although it has IDE features, it is very responsive. In this tutorial, we learn how to install Zed on some of the most used Linux distributions.
programming
How to keep configuration files under version control with Etckeeper
On Linux-based operating system the /etc directory is used to hold global configuration files for applications and services. A good set of configurations is really important for a good working system, so being able to keep track of changes and quickly revert them, in case something go wrong, is crucial. Etckeeper helps us achieve this goal keeping configuration files under version control.
Calculate column average using bash shell
The purpose of this tutorial is to show how the Bash shell can calcuate the average value of a single column of a text file on a Linux system.
Introduction to GNU R on Linux Operating System
Introduction
This article will deal mainly with the installation of R on Linux, but also will provide a simple example on how to use R for plotting. This is the first article of the series of R articles so subscribe to our RSS feed for regular updates. Everyone, who is interested in using R for their work or is simply interested in this software is invited to follow this series of articles. The main objective of these articles is to provide a quick reference to R with illustrative examples.
What is GNU R?
R is an open source programming language (software package) and environment used mainly for statistical data analysis. It is licensed under the GNU General Public License (GPL). R is a very intuitive programming language. You can do in a few lines of R code a lot, mainly because there is a large number of packages available for R, which means a large number of preprogrammed functions for you to use. You can get R packages through Comprehensive R Archive Network (CRAN).
R’s strengths are: graphical visualization of data such as plots, data analysis, statistical data fits.
R’s weaknesses are: complex structured data storage, querying data, dealing with large data sets, which do not fit in the computer’s memory.
Installing GNU R on Linux/Unix.
Package Management System
Debian / Ubuntu / Mint
On Debian like Linux systems such as Debian, Ubuntu or Linux Mint you can install R from standard repositories. This is a preferred way of getting R installed on your system. The command bellow will download and install R along with all its prerequisites:
$ sudo apt-get install r-base
Bash Script: Hello World Example
When getting started with a new scripting or programming language, such as Bash scripting on Linux, the first thing a user learns to create is a Hello World script.
Bash Scripting vs Shell Scripting: Differences, Examples, and Comparisons
Bash scripting and shell scripting are essential skills for anyone working in a Unix-like environment. Although these terms are often used interchangeably, they refer to different scopes and functionalities. Understanding the nuances between bash scripting and shell scripting can significantly enhance your ability to automate tasks, manage systems, and write efficient code.
Install Eclipse Oxygen on Ubuntu 18.04 Bionic Beaver Linux
Objective
The objective is to install the latest Eclipse IDE on Ubuntu 18.04 Bionic Beaver Linux
Operating System and Software Versions
- Operating System: – Ubuntu 18.04 Bionic Beaver
- Software: – Eclipse Oxygen.2 IDE – 4.7.2
Requirements
Privileged access to your Ubuntu System as root or via sudo command is required.
Conventions
Bash Scripting Cheat Sheet
The ability to automate tasks with Bash scripts in Linux is one of the operating system’s most powerful components.
Example of simple bash script ftp client
If you need to use FTP to upload some files to a server every so often and want to save yourself some time, you can make a simple Bash script to transfer the files quickly. Rather than entering the username, password, and directory manually, we can get our Bash script to do this tedious legwork for us. In this tutorial, you will see an example script to make FTP transfers a cinch on a Linux system.
How to install PyCharm on Ubuntu 20.04 Linux Desktop
PyCharm is a graphical IDE (integrated development environment) that can be used to install pycharm on ubuntu Desktop. Many Python programmers enjoy using PyCharm because it can be used to analyze code, debug programs, and is integrated with Git and other version control systems, as well as web development applications. PyCharm is developed by JetBrains. It is free and open source, or at least the community edition is.
How to install RStudio on Ubuntu 20.04 Focal Fossa Linux
RStudio is an integrated development environment for a programming language R for statistical analysis. The objective of this guide is to install RStudio on Ubuntu 20.04 focal fossa Linux.
In this tutorial you will learn:
- How to install RStudio prerequisites
- How to install RStudio
- How to start Rstudio application
I’m Getting Permission Denied on My Bash Script: Causes and Solutions
Running into a “Permission Denied” error while attempting to execute a bash script can be frustrating, but it’s a common issue on Linux and Unix-based systems. This error typically occurs due to insufficient permissions, ownership issues, or improper script setup. Understanding why this happens and how to resolve it is crucial, especially when you’re managing scripts or developing automation tools.