April 2021 - Page 37 of 62

How to Return an Array in a C++ Function — step-by-step Programming tutorial on Progressive Robot

How to Return an Array in a C++ Function

URL: https://www.progressiverobot.com/return-array-in-c-plus-plus-function/ Introduction In this tutorial, we are going to understand how we can return an array from a function in C++. Methods to Return an Array in a C++ Function Typically, returning a whole array to a function call is not possible. We could only do it using [pointers](/community/tutorials/pointers-in-c-and-c-plus-plus). Moreover, declaring a function with […]

Read more
AlmaLinux 8 — libcap-ng — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — libcap-ng — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALEA-2021:4434 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

Read more
Ubuntu 18.04 — keystone — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — keystone — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 13 April 2021 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4480-1 Related CVEs: CVE-2020-12689 CVE-2020-12690 CVE-2020-12691 CVE-2020-12692 Upstream summary: It was discovered that OpenStack Keystone incorrectly handled EC2 credentials. An authenticated attacker with a limited scope could possibly create EC2 […]

Read more
How to Configure Btrfs File System on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure Btrfs File System on Debian 9

Introduction How to Configure Btrfs File System on Debian 9 is a fundamental operation for any administrator maintaining a Debian 9 Stretch server. Debian 9 Stretch ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 9. […]

Read more
CHAT