September 2020 - Page 28 of 66

How to Configure SLES 12 in Azure — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Configure SLES 12 in Azure

Introduction This tutorial covers How to Configure SLES 12 in Azure 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
Common Problems 113432

Windows Server 2012 R2 Disk Queue Length Sustained Above Threshold on VM Hosts – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 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
Common Problems 113394

Windows Server 2012 R2 — DNS Server service intermittently stops responding after cumulative update on Windows Server 2012 R2 — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Windows Server 2012 R2 📖 ~2 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
Common Problems 112573

Windows Server 2019 — NLB multicast mode conflicts with upstream switch ARP handling and causes packet loss — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Windows Server 2019 📖 ~2 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 […]

Read more
How to Configure Multipath I/O on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Configure Multipath I/O on Oracle Linux 8

Introduction How to Configure Multipath I/O on Oracle Linux 8 on Oracle Linux 8 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration is […]

Read more
numpy.zeros() in Python — step-by-step Python tutorial on Progressive Robot

numpy.zeros() in Python

URL: https://www.progressiverobot.com/numpy-zeros-in-python/ Python numpy.zeros() function returns a new array of given shape and type, where the element's value as 0. numpy.zeros() function arguments The numpy.zeros() function syntax is: zeros(shape, dtype=None, order='C') The shape is an int or tuple of ints to define the size of the array. The dtype is an optional parameter with default […]

Read more
NumPy sqrt() - Square Root of Matrix Elements — step-by-step Python tutorial on Progressive Robot

NumPy sqrt() – Square Root of Matrix Elements

URL: https://www.progressiverobot.com/numpy-sqrt-square-root-of-matrix-elements/ [Python NumPy module](/community/tutorials/python-numpy-tutorial) is used to work with multidimensional arrays and matrix manipulations. We can use NumPy sqrt() function to get the square root of the matrix elements. Python NumPy sqrt() Example import numpy array_2d = numpy.array([[1, 4], [9, 16]], dtype=numpy.float) print(array_2d) array_2d_sqrt = numpy.sqrt(array_2d) print(array_2d_sqrt) Output: [[ 1. 4.] [ 9. 16.]] […]

Read more
CHAT