September 2020 - Page 57 of 66

How To Use the Node.js REPL — step-by-step Javascript tutorial on Progressive Robot

How To Use the Node.js REPL

The Node.js Read-Eval-Print-Loop (REPL) is an interactive shell that processes Node.js expressions. The shell reads JavaScript code the user enters, evaluates the result of interpreting the line of code, prints the result to the user, and loops until the user signals to quit. The REPL is bundled with with every Node.js installation and allows you to quickly test and explore JavaScript code within the Node environment without having to store it in a file.

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How To Set Up Buildbot on FreeBSD — step-by-step Linux tutorial on Progressive Robot

How To Set Up Buildbot on FreeBSD

Buildbot is a job scheduling system commonly used for the purpose of continuous integration, a software development practice that typically comprises automatically building and testing your software on a regular basis and for every change. In this guide, we will cover the basics behind Buildbot’s components and install them on a FreeBSD system.

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How to Install Checkmk on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Install Checkmk on Debian 10

Introduction This guide explains how to Install Checkmk on Debian 10 on Debian 10 Buster. Debian Buster uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 10 install with the standard repositories […]

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How To Install and Use Radamsa to Fuzz Test Programs and Network Services on Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

How To Install and Use Radamsa to Fuzz Test Programs and Network Services on Ubuntu 18.04

Radamsa is an open-source fuzzing tool that can generate test-cases based on user-specified input data. Radamsa is fully scriptable, and so far has been successful in finding vulnerabilities in real-world applications, such as Gzip. In this tutorial, you will install and use Radamsa to fuzz test command-line and network-based applications using your own test cases.

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Oracle Linux 8 — .NET Core — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — .NET Core — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-2143 Related CVEs: CVE-2020-1108 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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