January 2021 - Page 48 of 69

Common Problems 112409

Windows Server 2019 — Domain trust relationship breaks after VM snapshot restore — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 29 May 2026 Affected versions: Windows Server 2019 📖 ~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 […]

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How to Use lsdev and lscfg for Device Inventory on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Use lsdev and lscfg for Device Inventory on IBM AIX 7.2

Introduction IBM AIX 7.2 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.2 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to use lsdev and lscfg for device inventory on ibm […]

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SQL TIMESTAMP() Function - All you need to know! — step-by-step DevOps tutorial on Progressive Robot

SQL TIMESTAMP() Function – All you need to know!

URL: https://www.progressiverobot.com/sql-timestamp/ Hey, all. In our series of [SQL DATE and TIME functions](/community/tutorials/sql-date-time), in this article, we will learn the SQL TIMESTAMP() function in detail. The SQL DATE and TIME functions enable us to deal date-time data. Moreover, using these functions, we can extract a portion of the date and time from the datetime expressions. […]

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How to Manage Systemd Services on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Manage Systemd Services on Oracle Linux 8

Introduction Setting up manage systemd services on oracle linux 8 on a Oracle Linux 8 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Manage Systemd Services on Oracle Linux 8, with all the commands you need, the SELinux and firewalld considerations to keep in […]

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Python System Command - os.system(), subprocess.call() — step-by-step Python tutorial on Progressive Robot

Python System Command – os.system(), subprocess.call()

URL: https://www.progressiverobot.com/python-system-command-os-subprocess-call/ In this tutorial we will learn about Python System Command. Previously we learned about [Python Random Number](/community/tutorials/python-random-number). Python System Command While making a program in python, you may need to exeucte some shell commands for your program. For example, if you use Pycharm IDE, you may notice that there is option to share […]

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