today's howtos

posted by Roy Schestowitz on Mar 24, 2023

• How to Easily Run a Vulnerability Scan Using Nmap

  Nmap (network mapper) can be used for vulnerability scanning to identify known vulnerabilities. While Nmap is not primarily a vulnerability scanner,

• RPKI ROA for IP resources in the IX segment

  Guest Post: The status of ROA registration in the IX segment, and the way forward.

• Understanding 2>&1 in Bash: A Beginner’s Guide

  Bash is a popular shell used in most Linux distributions. It provides various I/O redirection techniques that allow users to control how input and output are processed in their commands and scripts. One of the most commonly used I/O redirection techniques is 2>&1, which redirects standard error (stderr) to standard output (stdout).

• Understanding the difference between ‘git pull’ and ‘git fetch’

  Git is a powerful version control system that helps developers manage code efficiently and collaborate with their teams. Two essential Git commands for working with remote repositories are "git pull" and "git fetch". Although they seem similar, understanding their differences is crucial for streamlining your Git workflow and maintaining a clean project history.

• How To Install OpenCart on Ubuntu 20.04 | 22.04 LTS

  In this article, we will guide you on how to install OpenCart on Ubuntu 22.04 LTS. OpenCart is a popular open-source e-commerce platform that allows users to create online stores and sell products.

• How to Check if a Program Exists in Linux

  A shell script is a powerful tool for automating tasks on Unix-based systems. One common requirement when writing shell scripts is checking if a particular program or command exists on the system. This article will guide you through different methods to perform this check, allowing you to make your script more robust and reliable.

• How to Choose the Best Shebang (#!) for Your Shell Scripts

  The shebang, also known as a "hashbang" or "sharpbang", is an essential part of Bash scripts and other executable scripts in Unix-based systems.

• User-Friendly SSH Clients for Windows with Advanced Functionality

  Remote access to servers and other devices is a critical task for many professionals, including system administrators, developers, and IT technicians. SSH (Secure Shell) is a popular protocol used to connect to remote devices securely, and SSH clients are used to establish these connections.

• How To Install Printrun on Ubuntu 20.04 | 22.04 LTS

  In this guide, we will show you how to install Printrun on Ubuntu systems Printrun is a comprehensive and versatile 3D printing software that is highly recommended for managing and monitoring 3D printing tasks.

• How To Install HardInfo on Ubuntu 20.04 | 22.04 LTS

  HardInfo is a system profiler and benchmark tool for Linux systems that provides detailed information about hardware and software components installed on a computer.

• How To Install Concrete5 CMS on Ubuntu 20.04 | 22.04 LTS

  In this guide, we will show you how to install Concrete5 CMS on Ubuntu systems Concrete5 is a free, open-source Content Management System (CMS) used for building and managing websites. It is written in PHP and uses the Model-View-Controller (MVC) architectural pattern.

• How to install ProcessWire CMS on Ubuntu 22.04

  ProcessWire is a free open-source content management system which is developed in PHP language. It is a powerful CMS that allows you to upload content easily over the internet.

• Terminal Basics #6: Delete Files and Folders in Linux

  You have learned to create files and directories. Now it is time to learn about deleting files and folders in the command line.