2020 - Page 63 of 735

How To Use Node.js Modules with npm and package.json — step-by-step Javascript tutorial on Progressive Robot

How To Use Node.js Modules with npm and package.json

The Node.js Package Manager (npm) is the default and most popular package manager in the Node.js ecosystem, and is primarily used to install and manage external modules in a Node.js project. In this tutorial, you will manage packages with npm, first keeping track of modules with the package.json file, and then using the npm CLI tool to list your package dependencies, update your packages, uninstall your packages, and perform an audit to find security flaws in your packages.

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How To Install and Use Redis — step-by-step Linux tutorial on Progressive Robot

How To Install and Use Redis

This tutorial covers the Redis Installation, some simple Redis operations, and the 5 Redis data types. Redis, developed in 2009, is a flexible, open-source, key value data store that allows users to store vast amounts of data without the limits of a relational database.

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How to Set Up Software RAID with mdadm on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Set Up Software RAID with mdadm on RHEL 7

How to Set Up Software RAID with mdadm on RHEL 7 Software RAID (Redundant Array of Independent Disks) allows you to combine multiple physical disks into a single logical device that provides redundancy, improved performance, or both — without requiring a dedicated hardware RAID controller. On RHEL 7, the mdadm utility is the standard tool […]

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Gentoo Linux — net-irc/weechat — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — net-irc/weechat — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202003-51 Related CVEs: CVE-2020-8955 CVE-2020-9759 CVE-2020-9760 Upstream summary: Multiple vulnerabilities have been discovered in WeeChat. Please review the CVE identifiers referenced below for details. Table of contents Symptom & Impact Environment & […]

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How To Configure Chroot Environments for Testing on an Ubuntu 12.04 VPS — step-by-step Linux tutorial on Progressive Robot

How To Configure Chroot Environments for Testing on an Ubuntu 12.04 VPS

Often, you may need to set up an environment that is isolated and slightly different than your normal operating system in order to test some software or configuration details. A common strategy in this situation is to configure a chroot environment, which provides a decent amount of isolation and basically provides a bare-bones guest operating system inside of the current one. In this guide, we’ll discuss how to set one up on an Ubuntu VPS instance.

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