August 2021 - Page 68 of 69

How To Use Loops in Java — step-by-step Programming tutorial on Progressive Robot

How To Use Loops in Java

Writing repetitive tasks is common in programming. Loops are structures for controlling repetitive program flow. Depending on their syntax and logic, there are two main types of loops: `while` and `for` loops. In this tutorial, you will use both types to create repetitive tasks and learn about the benefits and drawbacks of each one.

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How to Configure BGP Routing with FRRouting on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Configure BGP Routing with FRRouting on SLES 15

Introduction This tutorial covers How to Configure BGP Routing with FRRouting on SLES 15 on SLES 15. SLES 15 (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 15 system is up to date: […]

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Oracle Linux 8 — jasper — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — jasper — vulnerability — patch and remediation guide (ELSA-2021-4235)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-4235 Related CVEs: CVE-2021-26926 CVE-2020-27828 CVE-2021-3272 CVE-2021-26927 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

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Como Gerenciar Conjuntos no Redis — step-by-step Linux tutorial on Progressive Robot

Como Gerenciar Conjuntos no Redis

O Redis é um datastore ou armazenamento de dados open-source de chave-valor na memória. Conjuntos ou Sets no Redis são coleções de strings armazenadas em uma determinada chave. Quando mantido em um conjunto, um…

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How To Get Started with FreeBSD 10.1 — step-by-step Linux tutorial on Progressive Robot

How To Get Started with FreeBSD 10.1

FreeBSD is a secure, high-performance operating system that is suitable for a variety of server roles. In this guide, we will cover some basic information about how to get started with a FreeBSD server.

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Oracle Linux 8 — linuxptp — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — linuxptp — vulnerability — patch and remediation guide (ELSA-2021-2660)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-2660 Related CVEs: CVE-2021-3570 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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