IT, Cloud & DevOps Blog

How To Run Multiple Functions Concurrently in Go — step-by-step Programming tutorial on Progressive Robot

How To Run Multiple Functions Concurrently in Go

To run programs faster, a programmer needs to design their programs to run at the same time. Two features in Go, goroutines and channels, make concurrency easier when used together. Goroutines solve the difficulty of setting up and running concurrent code in a program, and channels solve the difficulty of safely communicating between the code running concurrently.

Read more
FreeBSD 12 — chromium-npapi — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — chromium-npapi — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 26 July 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: chromium — multiple vulnerabilities Related CVEs: CVE-2015-1212 CVE-2015-1213 CVE-2015-1214 CVE-2015-1215 CVE-2015-1216 CVE-2015-1217 CVE-2015-1218 CVE-2015-1219  +12 more Upstream summary: Google Chrome Releases reports: 5 security fixes in this release, including: [698622] […]

Read more
Common Problems 113422

Windows Server 2012 R2 SMB File Server Latency Spikes During Backup Window – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 25 July 2019 Affected versions: Windows Server 2012 R2 📖 ~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 […]

Read more
openSUSE Tumbleweed — mp3gain — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — mp3gain — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2020:0522-1 (see also SUSE bugzilla) Related CVEs: CVE-2017-12911 CVE-2019-18359 Upstream summary: The "apetag.c" file in MP3Gain 1.5.2.r2 has a vulnerability which results in a stack memory corruption when opening a crafted MP3 […]

Read more
How to Manage Systemd Services on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Manage Systemd Services on SLES 12

Introduction This tutorial covers How to Manage Systemd Services 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 […]

Read more
What is Composer? — step-by-step Programming tutorial on Progressive Robot

What is Composer?

Composer is an open source dependency management tool for PHP, created primarily to facilitate the distribution and maintenance of PHP packages as individual application components. It has dramatically changed the PHP ecosystem by creating the basis for modern PHP development, with component-based applications and frameworks.

Read more
FreeBSD 12 — transmission-cli — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — transmission-cli — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 July 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libutp — remote denial of service or arbitrary code execution Related CVEs: CVE-2012-6129 Upstream summary: NVD reports: Stack-based buffer overflow in utp.cpp in libutp, as used in Transmission before 2.74 […]

Read more
CHAT