How to Install Podman as a Rootless Docker Alternative on RHEL 7 Podman is a daemonless, rootless container engine developed by Red Hat that is fully compatible with the OCI (Open Container Initiative) standard and largely compatible with the Docker CLI. Unlike Docker, Podman does not require a long-running background daemon running as root, which […]
Automating the installation of required system packages is a common operational task in Ansible playbooks, since a typical application stack requires software from different sources. In this guide, learn more about how to use the apt module to manage system packages on Debian-based operating systems such as Ubuntu.
Au cours de ce tutoriel, nous allons apprendre à faire la différence entre les primitifs de chaînes et l’objet de chaîne. Ensuite, nous verrons de quelle manière les chaînes sont indexées et comment accéder aux caractères d’une chaîne. Pour finir, nous aborderons les propriétés et les méthodes couramment utilisées sur les chaînes de caractères.
In this tutorial we will learn how to set up PowerDNS in a master/slave configuration with automatic replication from the master DNS server to the slave. This tutorial is the second tutorial in our PowerDNS series for Ubuntu.
🟢 Low ⏱ 5–15 min Last verified: 28 September 2019 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: gtk-vnc — bounds checking vulnerabilities Related CVEs: CVE-2017-5884 CVE-2017-5885 Upstream summary: Daniel P. Berrange reports: CVE-2017-5884 – fix bounds checking for RRE, hextile and copyrect encodings CVE-2017-5885 – fix color […]
Mastering arrays in shell scripts can significantly enhance your ability to handle large datasets efficiently. In this tutorial, you’ll learn the basics of arrays, how to create and work with both indexed and associative arrays and perform essential operations like accessing, looping and deleting array elements.
🔴 Critical ⏱ 5–30 min Last verified: 27 September 2019 Affected versions: Debian 9 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & […]
🟡 Medium ⏱ 5–30 min Last verified: 27 September 2019 Affected versions: 18.04 LTS 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & […]
Introduction This tutorial covers How to Configure Software RAID on SLES 12 on SLES 12. SLES 12 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 12 system is up to date: zypper refresh […]
URL: https://www.progressiverobot.com/swift-readline-swift-print/ In this tutorial, we'll be discussing how to read the standard input in Swift from the user and the different ways to print the output onto the screen. Swift print() is the standard function to display an output onto the screen. Let's get started by creating a new command line application project in […]
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